Blade Network Technologies G8000 Specifikace

ibm.com/redbooksFront coverImplementing IBM System Networking 10Gb Ethernet SwitchesSangam RacherlaIonut BuneaDavid A GraySebastian OglazaJose Rodrigu

viii Implementing IBM System Networking 10Gb Ethernet Switches

84 Implementing IBM System Networking 10Gb Ethernet SwitchesThe master periodically sends advertisements to an IPv4 Multicast address. IF the backups

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 85A virtual router group has the following characteristics:򐂰 When enabled, all

86 Implementing IBM System Networking 10Gb Ethernet SwitchesVRRP high availability with VLAGsVRRP can be used in conjunction with VLAGs and LACP-capa

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 87Figure 2-18 shows a typical AMP topology, with two aggregators that support a

88 Implementing IBM System Networking 10Gb Ethernet SwitchesFDB flushWhen an AMP port/trunk is the blocking state, FDB flush is performed on that por

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 89򐂰 The preferred stacking topology is a bidirectional ring (Figure 2-20). To a

90 Implementing IBM System Networking 10Gb Ethernet SwitchesPrivate VLAN portsPrivate VLAN ports are defined as follows:򐂰 Promiscuous: A promiscuous

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 91User access controlIBM System Networking switch allows an administrator to de

92 Implementing IBM System Networking 10Gb Ethernet SwitchesRADIUS authentication and authorizationIBM System Networking switch supports the RADIUS (

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 93򐂰 Supports a user-configurable RADIUS application port. The default is UDP po

© Copyright IBM Corp. 2012. All rights reserved. ixNoticesThis information was developed for products and services offered in the U.S.A. IBM may not o

94 Implementing IBM System Networking 10Gb Ethernet SwitchesTACACS+ authenticationIBM Networking OS supports authentication, authorization, and accou

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 95If the remote user is successfully authenticated by the authentication server

96 Implementing IBM System Networking 10Gb Ethernet SwitchesThe 802.1X standard describes port-based network access control by using Extensible Authe

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 97Figure 2-21 shows a typical message exchange initiated by the client.Figure 2

98 Implementing IBM System Networking 10Gb Ethernet SwitchesSummary of packet classifiersYou can use ACLs to classify packets according to various co

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 99򐂰 TCP flag value, as shown in Table 2-6Table 2-6 TCP flag values򐂰 Packet fo

100 Implementing IBM System Networking 10Gb Ethernet Switches2.8.7 VLAN mapsA VLAN map (VMAP) is an ACL that can be assigned to a VLAN or VM group r

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 101Figure 2-22 shows the basic QoS model used by the switch:Figure 2-22 QoS m

102 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 Re-mark the 802.1p field.򐂰 Set the COS queue.2.9.4 ACL metering and re-markingYou c

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 103Differentiated Services conceptsTo differentiate between traffic flows, pack

x Implementing IBM System Networking 10Gb Ethernet SwitchesTrademarksIBM, the IBM logo, and ibm.com are trademarks or registered trademarks of Intern

104 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 Class Selector (CS): This PHB has eight priority classes, with CS7 representing the hi

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 1052.9.6 QoS 802.1pIBM Networking OS provides Quality of Service functions bas

106 Implementing IBM System Networking 10Gb Ethernet SwitchesA scheduling weight of 0 (zero) indicates strict priority. Traffic in the strict priorit

© Copyright IBM Corp. 2012. All rights reserved. 107Chapter 3. Reference architecturesThis chapter presents the network architecture used in this book

108 Implementing IBM System Networking 10Gb Ethernet Switches3.1 Overview of the reference architecturesThe reference architectures describe a mixed

Chapter 3. Reference architectures 109Figure 3-1 shows an overview of the Top-of-Rack architecture.Figure 3-1 Top-of-Rack architecture overview3.2.

110 Implementing IBM System Networking 10Gb Ethernet SwitchesTable 3-2 shows the switch interfaces used for connecting the devices. The port numberin

Chapter 3. Reference architectures 111Figure 3-2 shows a Layer 1 architecture with the host names and interfaces used for inter-switch connections.Fi

112 Implementing IBM System Networking 10Gb Ethernet SwitchesSpanning Tree Protocol The STP mode that we use in our topology is Per-VLAN Rapid Spanni

Chapter 3. Reference architectures 113TrunksWe group the inter-switch connection into trunks, as shown in Table 3-5.Table 3-5 Trunk configuration3.

© Copyright IBM Corp. 2012. All rights reserved. xiPrefaceIn today’s infrastructure, it is common to build networks based on 10 Gb Ethernet technology

114 Implementing IBM System Networking 10Gb Ethernet SwitchesIn Table 3-7, we show the management IPv4 addresses, that is, addresses assigned to the

Chapter 3. Reference architectures 115Loopback interfaces are used for static router-ID assignment to use with OSPFv2 and OSPFv3. Table 3-9 shows the

116 Implementing IBM System Networking 10Gb Ethernet SwitchesFigure 3-3 shows the Layer 3 architecture of our Top-of-Rack design.Figure 3-3 Top-of-

Chapter 3. Reference architectures 117Figure 3-4 shows the components of our BladeCenter architecture.Figure 3-4 BladeCenter - architecture overvie

118 Implementing IBM System Networking 10Gb Ethernet SwitchesFigure 3-5 shows the chassis of the IBM BladeCenter H used in the access layer of our Bl

Chapter 3. Reference architectures 119Figure 3-6 shows the Layer 1 architecture based on the information in Table 3-12 on page 118.Figure 3-6 Blade

120 Implementing IBM System Networking 10Gb Ethernet SwitchesVLANsTable 3-13 shows VLANs used in the topology and the member ports of those VLANs.Tab

Chapter 3. Reference architectures 121IPv4 and IPv6 addressingTable 3-15 shows the IPv4 and IPv6 address spaces assigned for VLAN 30.Table 3-15 IP

122 Implementing IBM System Networking 10Gb Ethernet Switches3.4 Final architectureFigure 3-7 shows the final network topology, with the connected h

© Copyright IBM Corp. 2012. All rights reserved. 123Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switchesIn this chapter, we

xii Implementing IBM System Networking 10Gb Ethernet SwitchesSangam Racherla is an IT Specialist and Project Leader working at the ITSO in San Jose,

124 Implementing IBM System Networking 10Gb Ethernet Switches4.1 Overview of the initial setupThe steps cover the following elements for the hardwar

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 1254.2.1 Console, Telnet, and Secure Shell (SSH)The IBM Networking OS

126 Implementing IBM System Networking 10Gb Ethernet SwitchesAfter successfully logging on, the Switch Dashboard is displayed, as shown in Figure 4-2

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 1274.3 First boot of the RackSwitch G8264 switchWhen using a TOR swit

128 Implementing IBM System Networking 10Gb Ethernet SwitchesAfter your terminal console is ready, you can plug in the power cables of the switch. Th

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 129If you connect by using SSH, the first time you connect to the swit

130 Implementing IBM System Networking 10Gb Ethernet Switches4.3.2 Global Configuration modeIn this scenario, we use the IBM Networking OS CLI and i

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 1314.3.3 Setup toolThe IBM Networking OS includes a setup utility to

132 Implementing IBM System Networking 10Gb Ethernet SwitchesSystem clock set to 18:55:36 Fri Jul 22, 2011.System Time:Enter hour in 24-hour format [

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 133Depending on whether you answered yes or no to the VLAN configurati

Preface xiiiFigure 1 shows the team.Figure 1 Jose, David, Sangam, Sebastian, and IonutThanks to the following people for their contributions to th

134 Implementing IBM System Networking 10Gb Ethernet SwitchesAfter the VLANs are configured, you must configure the Spanning Tree Group membership fo

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 135For the specified IP interface, enter the IP address in IPv4 dotted

136 Implementing IBM System Networking 10Gb Ethernet SwitchesAt the prompt, enter the IPv4 address for the selected default gateway (Example 4-23).Ex

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 137When prompted, decide whether you want to review the configuration

138 Implementing IBM System Networking 10Gb Ethernet SwitchesYou should change the default passwords for your administrator users. To accomplish this

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 139To confirm that the creation of the user is done correctly, run sho

140 Implementing IBM System Networking 10Gb Ethernet SwitchesYou must configure the RADIUS secret by running the commands shown in Example 4-39.Examp

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 141As shown in Example 4-45, configure the IPv4 addresses of the Prima

142 Implementing IBM System Networking 10Gb Ethernet SwitchesYou may change the default TCP port number used to listen to LDAP (optional) (Example 4-

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 1434.4.1 Basic optionsLog on to the AMM by using your user name and p

xiv Implementing IBM System Networking 10Gb Ethernet SwitchesComments welcomeYour comments are important to us!We want our books to be as helpful as

144 Implementing IBM System Networking 10Gb Ethernet SwitchesAfter you complete the POST process and enable the ports, click Configuration, and the w

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 1454.4.3 Advanced optionsIf you click Advanced Configuration in Figur

146 Implementing IBM System Networking 10Gb Ethernet SwitchesIn the Advanced Configuration window, you can define the management ports to be visible

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 1474.4.5 Web accessYou can access the web interface of the switch dir

148 Implementing IBM System Networking 10Gb Ethernet SwitchesFrom this interface, you can perform different configuration tasks on the switch. For mo

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 1494.4.7 Firmware upgrade from the AMM web interfaceThe I/O Module Fi

150 Implementing IBM System Networking 10Gb Ethernet SwitchesEmbedded switch specificsIn a TOR switch, you can add a user by clicking the Add User bu

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 151The various software components of SNEM are shown in Figure 4-16.Fi

152 Implementing IBM System Networking 10Gb Ethernet SwitchesTivoli Network Manager can display network events, perform root-cause analysis of networ

Chapter 4. Initial configuration: IBM System Networking 10Gb Ethernet switches 153򐂰 IBM System Networking Element Manager Solution Device Support Lis

© Copyright IBM Corp. 2012. All rights reserved. 1Chapter 1. Introduction to IBM System Networking 10Gb Ethernet productsNetworks are changing. Voice,

154 Implementing IBM System Networking 10Gb Ethernet Switches

© Copyright IBM Corp. 2012. All rights reserved. 155Chapter 5. IBM System Networking RackSwitch implementationThis chapter provides information and in

156 Implementing IBM System Networking 10Gb Ethernet Switches5.1 Layer 1 implementationThis section describes Layer 1 related configuration and veri

Chapter 5. IBM System Networking RackSwitch implementation 1575.1.2 Port settings configurationThe physical connections details are provided in the

158 Implementing IBM System Networking 10Gb Ethernet SwitchesConfiguring QSFP+The G8264 RackSwitch is equipped with QFSP+ ports that can operate eith

Chapter 5. IBM System Networking RackSwitch implementation 159QSFP ports saved configuration:Port 1 - 40G ModePort 5 - 40G ModePort 9, 10, 11, 12 - 1

160 Implementing IBM System Networking 10Gb Ethernet Switches11 Q10G 3.C < NO Device Installed >12 Q10G 3.D < NO Device Installed

Chapter 5. IBM System Networking RackSwitch implementation 16160 SFP+ 44 < NO Device Installed >61 SFP+ 45 < NO Device Installed

162 Implementing IBM System Networking 10Gb Ethernet Switches41 41 1G/10G full no no down42 42 1G/10G full

Chapter 5. IBM System Networking RackSwitch implementation 163Octets: 0 0UcastPkts:

2 Implementing IBM System Networking 10Gb Ethernet Switches1.1 OverviewIn today’s infrastructure, it is common to build networks based on 10 Gb Ethe

164 Implementing IBM System Networking 10Gb Ethernet SwitchesThe configuration topics described in this section are:򐂰 VLANs and Port VLAN ID Numbers򐂰

Chapter 5. IBM System Networking RackSwitch implementation 165To show the VLAN configuration on the switch, run show vlan [information] (Example 5-11

166 Implementing IBM System Networking 10Gb Ethernet SwitchesThe resulting PVID assignment configuration is shown in Example 5-13.Example 5-13 PVID

Chapter 5. IBM System Networking RackSwitch implementation 167Run show vlan to show the VLANs member ports (Example 5-14).Example 5-14 Port allocat

168 Implementing IBM System Networking 10Gb Ethernet SwitchesTo allow communication over a tagging enabled connection, the end ports of the switch mu

Chapter 5. IBM System Networking RackSwitch implementation 169Protocol-based VLANsThis feature is not part of our reference architecture implementati

170 Implementing IBM System Networking 10Gb Ethernet SwitchesRun no protocol-vlan <1-8> at the VLAN level to delete the selected protocol confi

Chapter 5. IBM System Networking RackSwitch implementation 171Two trunk types are available: 򐂰 Static trunk groups (portchannel)򐂰 Dynamic LACP trunk

172 Implementing IBM System Networking 10Gb Ethernet Switches1. Add physical ports to a trunk group.Run [no] portchannel <number> port <port

Chapter 5. IBM System Networking RackSwitch implementation 173Table 5-2 Trunk hashing configuration commandsIn Example 5-19, source MAC address has

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 31.1.4 IBM RackSwitch ImplementationChapter 5, “IBM System Networking RackSw

174 Implementing IBM System Networking 10Gb Ethernet SwitchesRun show portchannel hash to verify the global hash parameters shown in Example 5-20.Exa

Chapter 5. IBM System Networking RackSwitch implementation 175Verify the trunk group parameters by running show portchannel <number> (Example 5

176 Implementing IBM System Networking 10Gb Ethernet SwitchesFollow these steps to configure and activate LACP trunks:1. Configure the global LACP pa

Chapter 5. IBM System Networking RackSwitch implementation 177c. Set the admin key for the selected ports by running lacp key <1-65535>. Only p

178 Implementing IBM System Networking 10Gb Ethernet Switches22 off 22 22 no 32768 -- -- -- 123 of

Chapter 5. IBM System Networking RackSwitch implementation 1795.2.3 Spanning Tree ProtocolThe Spanning Tree Protocol used for the reference architec

180 Implementing IBM System Networking 10Gb Ethernet SwitchesAccording to the reference architecture described in Chapter 3, “Reference architectures

Chapter 5. IBM System Networking RackSwitch implementation 181To verify the STP configuration and operation, run the following command with the outpu

182 Implementing IBM System Networking 10Gb Ethernet SwitchesParameters: Priority Hello MaxAge FwdDel Aging Topology Change Counts

Chapter 5. IBM System Networking RackSwitch implementation 183In Example 5-32 on page 181, you can see that the current switch (ACC-1) is the root fo

4 Implementing IBM System Networking 10Gb Ethernet Switches1.2 IBM System Networking 10Gb RackSwitch informationIn this section, we provide detailed

184 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 Run [no] qos dscp re-marking to turn on/off DSCP re-marking globally.򐂰 Run show qos ds

Chapter 5. IBM System Networking RackSwitch implementation 185򐂰 Run no qos protocol-packet-control rate-limit-packetqueue <packet queue number (0-

186 Implementing IBM System Networking 10Gb Ethernet Switches5.3 Layer 3This section provides configuration background information for using the Rac

Chapter 5. IBM System Networking RackSwitch implementation 1872. Complete the IP interface configuration.Complete the following steps to create and a

188 Implementing IBM System Networking 10Gb Ethernet SwitchesDefault gatewayManagement IP addresses and gateways should already be configured during

Chapter 5. IBM System Networking RackSwitch implementation 189172.25.1.1: #2 ok, RTT 1 msec.172.25.1.1: #3 ok, RTT 1 msec.172.25.1.1: #4 ok, RTT 1 ms

190 Implementing IBM System Networking 10Gb Ethernet SwitchesRun no ip route <IP subnet> <IP netmask> [<interface number>] to remov

Chapter 5. IBM System Networking RackSwitch implementation 191Use the following steps to configure ECMP static routes.1. Define multiple static route

192 Implementing IBM System Networking 10Gb Ethernet SwitchesRun [no] ip route healthcheck to enable or disable static route health checks. The defau

Chapter 5. IBM System Networking RackSwitch implementation 193At the time of writing, the following IPv6 features were not supported in IBM Networkin

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 5Although this list is not a complete list of all available components, these

194 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 You cannot configure an IPv4 address on an IPv6 interface. Each interface can be confi

Chapter 5. IBM System Networking RackSwitch implementation 1952. Configure the router nodes interfaces (Example 5-43).Run ipv6 address <IPv6 addre

196 Implementing IBM System Networking 10Gb Ethernet SwitchesRun ipv6 nd prefix <IPv6 address> <prefix length> to define the prefix to be

Chapter 5. IBM System Networking RackSwitch implementation 197IPv4 and IPv6 are configured on the same server interface (Teaming Adapter). There is n

198 Implementing IBM System Networking 10Gb Ethernet SwitchesIPv4 and IPv6 addresses are configured by using the input information from Chapter 3, “R

Chapter 5. IBM System Networking RackSwitch implementation 199Both default gateways (IPv4 and IPv6) are reachable, as shown in Figure 5-6.Figure 5-6

200 Implementing IBM System Networking 10Gb Ethernet SwitchesACC-3#show running-config | begin 1:14interface port 1:14 name "SRV-3"

Chapter 5. IBM System Networking RackSwitch implementation 201Because the Router Advertisement protocol is enabled on the switch, the IPv6 address is

202 Implementing IBM System Networking 10Gb Ethernet SwitchesFor our reference architecture, we use static IPv6 configuration. For a static IPv4 and

Chapter 5. IBM System Networking RackSwitch implementation 203The solution for using the same layout for both IP protocols is to have pairs of IPv4 a

6 Implementing IBM System Networking 10Gb Ethernet SwitchesThese features are covered in more detail in Chapter 2, “IBM System Networking Switch 10Gb

204 Implementing IBM System Networking 10Gb Ethernet SwitchesFor SRV-1 to reach SRV-3 on the other side of the network, it must rely on the routing m

Chapter 5. IBM System Networking RackSwitch implementation 205AGG-2(config-ip-loopback)#ip address 1.1.1.2 255.255.255.255AGG-2(config-ip-loopback)#i

206 Implementing IBM System Networking 10Gb Ethernet SwitchesThe area <area index> option is an arbitrary index (0 - 5) used only by the switch

Chapter 5. IBM System Networking RackSwitch implementation 2075. Attach an area to a network.After an OSPF area is defined, it must be associated wit

208 Implementing IBM System Networking 10Gb Ethernet SwitchesACC-2#conf tEnter configuration commands, one per line. End with Ctrl/Z.ACC-2(config)#r

Chapter 5. IBM System Networking RackSwitch implementation 209 102 1.1.1.2 1 Full 10.0.102.2ACC-1#Show the OSPF database info

210 Implementing IBM System Networking 10Gb Ethernet Switches*E1 2.2.2.2/32 via 10.0.102.2 E1 10.0.10.0/24 via 10.0.101.2 E1 10.0.10.0/24 via 10.0.10

Chapter 5. IBM System Networking RackSwitch implementation 211* 224.0.0.5 255.255.255.255 0.0.0.0 multicast addr* 224.0.0.6 255.2

212 Implementing IBM System Networking 10Gb Ethernet Switches2. Enable OSPF.Run ipv6 router ospf to enter the protocol configuration mode (Example 5-

Chapter 5. IBM System Networking RackSwitch implementation 2134. Attach an area to a network.After an OSPF area is defined, it must be associated wit

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 7򐂰 Mini-USB to DB9 serial cable (3 m)򐂰 Comes with an IBM limited 3-year hardw

214 Implementing IBM System Networking 10Gb Ethernet SwitchesACC-2(config-router-ospf3)#^ZACC-2#6. Verify OSPF.Run the following commands to verify O

Chapter 5. IBM System Networking RackSwitch implementation 215Show information about OSPFv3-formed adjacencies by running show ipv6 ospf neighbor (Ex

216 Implementing IBM System Networking 10Gb Ethernet Switches RtrId Age Seq# Checksum Prefix 1.1.1.1 1200 0x80000012

Chapter 5. IBM System Networking RackSwitch implementation 217 via fe80::fecf:62ff:fe9d:9a6f, Interface 112C fc10::/64 [1/1] via ::

218 Implementing IBM System Networking 10Gb Ethernet SwitchesWindows host verificationFigure 5-11 shows that the Windows host is able to ping the Lin

Chapter 5. IBM System Networking RackSwitch implementation 219Linux host verificationFigure 5-12 shows the output from an ICMP test from a Linux host

220 Implementing IBM System Networking 10Gb Ethernet SwitchesYou can use BGP commands to configure the switch to receive routes and to advertise stat

Chapter 5. IBM System Networking RackSwitch implementation 221򐂰 Run neighbor <peer number> route-origination-interval <1-65535> at the BG

222 Implementing IBM System Networking 10Gb Ethernet Switches– Redistribute: Default routes are either configured through default gateway or learned

Chapter 5. IBM System Networking RackSwitch implementation 2235.4.1 Virtual Router Redundancy ProtocolThe RackSwitch G8264 and RackSwitch G8124 swit

8 Implementing IBM System Networking 10Gb Ethernet SwitchesPerformanceThe performance features and specifications of the RackSwitch G8052 are:򐂰 Singl

224 Implementing IBM System Networking 10Gb Ethernet SwitchesACC-1(config)#router vrrpACC-1(config-vrrp)#virtual-router 1 virtual-router-id 10ACC-1(c

Chapter 5. IBM System Networking RackSwitch implementation 225d. Define the election priority (Example 5-70).Run virtual-router <1-15> priority

226 Implementing IBM System Networking 10Gb Ethernet SwitchesRun [no] virtual-router <1-128> fast-advertise to enable or disable fast advertise

Chapter 5. IBM System Networking RackSwitch implementation 227ACC-1#configure terminalEnter configuration commands, one per line. End with Ctrl/Z.AC

228 Implementing IBM System Networking 10Gb Ethernet Switches–Run tracking-priority-increment ports <0-254> to define the priority increment va

Chapter 5. IBM System Networking RackSwitch implementation 229 track nothingCurrent VRRP virtual router settings: 1: vrid 10, 10.0.10.1, if 10, p

230 Implementing IBM System Networking 10Gb Ethernet Switches track portsACC-1#5.4.2 Layer 2 FailoverThe primary application for Layer 2 Failo

Chapter 5. IBM System Networking RackSwitch implementation 2312. Configure the Failover Manual Monitor Port.Run [no] failover trigger <1-8> mmo

232 Implementing IBM System Networking 10Gb Ethernet Switches4. Configure the Failover Trigger limit.Run failover trigger <1-8> limit <0-102

Chapter 5. IBM System Networking RackSwitch implementation 2336. Verify the failover configuration.Run show failover trigger <1-8> to show the

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 9Figure 1-3 shows the rear view of the switch.Figure 1-3 RackSwitch G8052 c

234 Implementing IBM System Networking 10Gb Ethernet SwitchesAug 11 12:59:21 ACC-1 NOTICE link: link down on port 7ACC-1(config-if)#^ZACC-1#b. Verif

Chapter 5. IBM System Networking RackSwitch implementation 23515 15 1G/10G full no no down16 16 10000 full

236 Implementing IBM System Networking 10Gb Ethernet Switches 2 OperationalPortChannel 2 3 Operational 4 OperationalContro

Chapter 5. IBM System Networking RackSwitch implementation 237For detailed information about trunking, see 5.2.2, “Ports and trunking” on page 170.5.

238 Implementing IBM System Networking 10Gb Ethernet Switches5.5 More informationFor more information about the topics described in this chapter, se

© Copyright IBM Corp. 2012. All rights reserved. 239Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementationThis chapter provides information a

240 Implementing IBM System Networking 10Gb Ethernet Switches6.1 Purpose of this implementationThis implementation shows how a mixed environment of

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2416.2.1 Stacking overviewA stack is a group of up to eight Virtual Fabric 10Gb Swit

242 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 Port flood blocking򐂰 Protocol-based VLANs򐂰 RIP򐂰 Router IDs򐂰 Route maps򐂰 sFlow port mon

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 243If multiple stack links or stack Member switches fail, and separate the Master and

10 Implementing IBM System Networking 10Gb Ethernet Switches– Fast uplink convergence– PVRST+򐂰 Quality of service:– QoS 802.1p–DSCP– Weighted round r

244 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 The active Master is rebooted with the boot configuration set to factory defaults (cle

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2453. Configure the same stacking VLAN for all switches in the stack.4. Configure the

246 Implementing IBM System Networking 10Gb Ethernet Switches2. Set the stacking membership mode.On each switch, set the stacking membership mode by

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2475. Physically connect the stack trunks.Connect the stacking links (Figure 6-1) and

248 Implementing IBM System Networking 10Gb Ethernet SwitchesSwitch Mode : MemberStack Trunk Ports: EXT9 EXT10Stack VLAN : 4090ACC-4#7. Re

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 249asnum UUID Bay MAC csnum State---------

250 Implementing IBM System Networking 10Gb Ethernet Switches2:15 79 100 full yes yes detached 2:16 80 100 full

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2514:16 208 100 full yes yes detached 4:17 209 1G/10G

252 Implementing IBM System Networking 10Gb Ethernet Switches6:17 337 1G/10G full no no detached 6:18 338 1G/10G full

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2538:18 466 1G/10G full no no detached 8:19 467 1G/10G

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 11򐂰 9 K Jumbo Frames򐂰 802.3X Flow Control1.3.4 RackSwitch G8052 LED status d

254 Implementing IBM System Networking 10Gb Ethernet Switches-----------------------------------------------------------------------csnum

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 255Master switch: csnum - 1 MAC - 00:25:03:6e:77:00 U

256 Implementing IBM System Networking 10Gb Ethernet Switches6.3.1 Network topology for Layer 1 configurationThis section presents the Layer 1 imple

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 257Additional commands and details for Layer 1 configuration can be found in the tech

258 Implementing IBM System Networking 10Gb Ethernet SwitchesRun show interface transceiver to show the installed transceivers type, part number, ser

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2591:21 21 1000 full no no down1:22 22 1G/10G ful

260 Implementing IBM System Networking 10Gb Ethernet SwitchesIngress Discard reasons for port 1:17:VLAN Discards: 0Empty Egress P

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2616.4.1 VLANsThe VLAN-related configuration applied to the reference architecture s

262 Implementing IBM System Networking 10Gb Ethernet SwitchesPort 1:17 is an UNTAGGED port and its PVID is changed from 1 to 30Port 1:18 is an UNTAGG

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 263To enable tagging for an untagged port, run tagging in interface configuration mod

12 Implementing IBM System Networking 10Gb Ethernet Switches1.3.5 More informationFor more about the RackSwitch G8052 and the LED status information

264 Implementing IBM System Networking 10Gb Ethernet Switches2:7 71 y Internal d e e 1 2:7 1 40952:8 72 y Int

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2656.4.2 Ports and trunkingWhen using port trunk groups between two switches, you ca

266 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 When a trunk is enabled, the trunk Spanning Tree participation setting takes precedenc

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 267Trunk hash parameters are set globally. You can enable one or two parameters to co

268 Implementing IBM System Networking 10Gb Ethernet SwitchesCurrent L4 port hash: enabledACC-3#4. Verify the trunk group configuration.Run the follo

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2696.4.3 Spanning Tree ProtocolThe STP used for the reference architecture is Per-VL

270 Implementing IBM System Networking 10Gb Ethernet SwitchesRun spanning-tree stp <STG number> bridge priority <0-65535> to configure th

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 271Port 1:17 : Priority 128, Path Cost 0, autoPort 1:18 : Priority 128, Path Cost 0

272 Implementing IBM System Networking 10Gb Ethernet SwitchesTo configure the 802.1p parameters, run the following commands:򐂰 Run qos transmit-queue

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 2736.5.2 Layer 2 Failover The primary application for Layer 2 Failover is to support

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 13With support for 1G or 10G, this switch is designed for those clients that

274 Implementing IBM System Networking 10Gb Ethernet SwitchesHot Links has up to 25 triggers. A trigger is a pair of Layer 2 interfaces, each contain

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 275To enable, configure, and verify VRRP in IBM Networking OS switches, complete the

276 Implementing IBM System Networking 10Gb Ethernet SwitchesAGG-1(config-vrrp)#virtual-router 3 address 10.0.30.1AGG-1(config-vrrp)#AGG-2#configure

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 277e. Configure preemption (Example 6-34).Run [no] virtual-router <1-15> preemp

278 Implementing IBM System Networking 10Gb Ethernet SwitchesAGG-2(config-vrrp)#virtual-router 3 timers advertise 2AGG-2(config-vrrp)#virtual-router

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 279Some tracking criteria apply to standard virtual routers called virtual interface

280 Implementing IBM System Networking 10Gb Ethernet Switches4. Verify the VRRP operationRun the commands listed in this step to verify the VRRP oper

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 281Current VRRP virtual router 3: vrid 30, 10.0.30.1, if 30, prio 100, adver 2, enabl

282 Implementing IBM System Networking 10Gb Ethernet SwitchesFigure 6-3 shows the complete architecture with the IP addressing details. SRV-1 is conn

Chapter 6. IBM Virtual Fabric 10Gb Switch Module implementation 283Windows host verificationFigure 6-4 shows that the Windows host is able to ping th

International Technical Support OrganizationImplementing IBM System Networking 10Gb Ethernet SwitchesJune 2012SG24-7960-00

14 Implementing IBM System Networking 10Gb Ethernet Switches1.4.2 IBM System Networking RackSwitch G8124 featuresThe RackSwitch G8124 offers the fol

284 Implementing IBM System Networking 10Gb Ethernet SwitchesLinux host verificationFigure 6-5 shows the output from an ICMP test from a Linux host t

© Copyright IBM Corp. 2012. All rights reserved. 285Chapter 7. Maintenance and troubleshootingIn this chapter, we describe some elements that can help

286 Implementing IBM System Networking 10Gb Ethernet Switches7.1 Configuration managementThis section describes how to manage configuration files, s

Chapter 7. Maintenance and troubleshooting 287Managing the configuration through SNMPThis section describes how to use MIB calls to work with switch

288 Implementing IBM System Networking 10Gb Ethernet SwitchesLoading a saved configurationTo load a saved switch configuration with the name MyRunnin

Chapter 7. Maintenance and troubleshooting 2894. If you are using an FTP server, enter a password:Set agTransferPassword.0 "MyPassword"5. I

290 Implementing IBM System Networking 10Gb Ethernet Switches5. You see the initial menu once again. Enter 4 to exit and reset the switch with the de

Chapter 7. Maintenance and troubleshooting 291Current FLASH software: image1: version 6.3.2, downloaded 7:36:34 Tue Jan 3, 2000 image2: version 6

292 Implementing IBM System Networking 10Gb Ethernet Switches7.2.3 Loading the new firmwareIn this section, we show how to load the new firmware on

Chapter 7. Maintenance and troubleshooting 2937. The system then informs you which software image (image1 or image2) is currently set to be loaded at

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 151.4.3 Features and specificationsIn this section, we list some of the hard

294 Implementing IBM System Networking 10Gb Ethernet SwitchesThen, power on the switch and you see some boot messages. From your terminal window, pre

Chapter 7. Maintenance and troubleshooting 295**** Switch OS ****Please choose the Switch OS Image to upgrade [1|2|n] :You are prompted to the select

296 Implementing IBM System Networking 10Gb Ethernet SwitchesEach syslog message has a criticality level associated with it, included in text form as

Chapter 7. Maintenance and troubleshooting 297Logging destinationsYou can set up to two destinations for reporting. A destination of 0.0.0.0 means lo

298 Implementing IBM System Networking 10Gb Ethernet SwitchesThe SNMP manager should be able to reach the management interface or any of the IP inter

Chapter 7. Maintenance and troubleshooting 299Enter current admin password: <admin. password>Enter new privacy password: <privacy password&g

300 Implementing IBM System Networking 10Gb Ethernet Switches4. Specify the IPv4 address and other trap parameters in the targetAddr and targetParam

Chapter 7. Maintenance and troubleshooting 301RS8264(config)#snmp-server target-parameters 11 name v3paramRS8264(config)#snmp-server target-parameter

302 Implementing IBM System Networking 10Gb Ethernet SwitchesetherStatsBroadcastPkts: 4380etherStatsMulticastPkts: 6612etherStatsCRCAlignErrors: 22et

Chapter 7. Maintenance and troubleshooting 303IBM System Networking Element ManagerIBM System Networking Element Manager (SNEM) is an application for

16 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 Power:– The AC-Powered G8124 has dual load-sharing internal power modules, with 50 - 60

304 Implementing IBM System Networking 10Gb Ethernet SwitchesHealth Status Summary paneThe Health Status Summary pane shows the individual count of d

Chapter 7. Maintenance and troubleshooting 305Viewing Health StatusThe Health Status page shows processor and Memory Utilization, ARP and Routing Tab

306 Implementing IBM System Networking 10Gb Ethernet SwitchesFor more information about SNEM, see the following publications:򐂰 IBM SNEM 6.1 Solution

Chapter 7. Maintenance and troubleshooting 307Solution 1: Check the port configuration in the software (see the Command Reference for your switch). I

308 Implementing IBM System Networking 10Gb Ethernet SwitchesConnecting via DATA port.[host 10.0.100.1, max tries 5, delay 1000 msec , length 0]10.0.

© Copyright IBM Corp. 2012. All rights reserved. 309Appendix A. Configuration filesThis appendix provides the final working configuration of the equip

310 Implementing IBM System Networking 10Gb Ethernet SwitchesAGG-1: Aggregation switch (RackSwitch G8264)Example A-1 shows the final configuration of

Appendix A. Configuration files 311interface port 21 name "AGG1-ACC3" pvid 30 exit!interface port 22 name "

312 Implementing IBM System Networking 10Gb Ethernet Switchesspanning-tree stp 30 bridge priority 0spanning-tree stp 30 vlan 30spanning-tree stp 100

Appendix A. Configuration files 313 enable ip6host exit!interface ip 111 ipv6 address fc11:0:0:0:0:0:0:2 64 vlan 1

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 17–SCP– Wirespeed filtering: Allow and deny– SSH v1 and v2– HTTPS Secure BBI–

314 Implementing IBM System Networking 10Gb Ethernet Switches! redistribute fixed export 2 1! message-digest-key 1 md5-ekey ea28046b402

Appendix A. Configuration files 315 ipv6 ospf retransmit-interval 5 ipv6 ospf transmit-delay 1 ipv6 ospf priority 1 ipv6

316 Implementing IBM System Networking 10Gb Ethernet Switches name "AGG2-ACC1" pvid 102 exit!interface port 20

Appendix A. Configuration files 317portchannel 4 port 21portchannel 4 port 22portchannel 4 enable!portchannel thash l2thash l2-source-mac-address!por

318 Implementing IBM System Networking 10Gb Ethernet Switchesinterface ip 110 ipv6 address fc00:0:0:0:0:0:0:2 64 vlan 100 enable

Appendix A. Configuration files 319 area 0 authentication-type md5 area 0 enable! redistribute fixed export 5 1! message-

320 Implementing IBM System Networking 10Gb Ethernet Switchesinterface ip 114 ipv6 ospf area 0 ipv6 ospf retransmit-interval 5 i

Appendix A. Configuration files 321 name "ACC1-ACC2" tagging pvid 10 exit!interface port 6 name "AC

322 Implementing IBM System Networking 10Gb Ethernet Switches lacp mode active lacp priority 16384 lacp key 3!interface port 6

Appendix A. Configuration files 323 vlan 101 enable ip6host exit!interface ip 112 ipv6 address fc12:0:0:0:0:0:0:1

18 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 Monitoring:– Port mirroring– ACL-based mirroring– sFlow Version 5򐂰 Virtualization:– VMr

324 Implementing IBM System Networking 10Gb Ethernet Switches message-digest-key 1 md5-ekey 28e2cc3e0862882af1a3a7f7cbd22bd8f4046e5ad324465d9b

Appendix A. Configuration files 325ACC-2: Access switch (RackSwitch G8124)Example A-4 shows the final configuration of the ACC-2 access switch.Exampl

326 Implementing IBM System Networking 10Gb Ethernet Switches pvid 10 exit!vlan 1 member 8-24 no member 1-7!vlan 10

Appendix A. Configuration files 327failover trigger 1 enable!!!!!!!!!lldp enable!ip router-id 2.2.2.2!interface ip 10 ip address 10.0.10.3 255

328 Implementing IBM System Networking 10Gb Ethernet Switches enable exit!interface loopback 1 ip address 2.2.2.2 255.255.255.2

Appendix A. Configuration files 329 area 0 enable! redistribute connected export 10 1!interface ip 113 ipv6 ospf area 0 i

330 Implementing IBM System Networking 10Gb Ethernet Switchesinterface port 1:17 name "AGG1-ACC3" pvid 30 exit!interfa

Appendix A. Configuration files 331portchannel 1 port 1:17portchannel 1 port 2:17portchannel 1 enable!portchannel 2 port 1:18portchannel 2 port 2:18p

332 Implementing IBM System Networking 10Gb Ethernet Switches

© Copyright IBM Corp. 2012. All rights reserved. 333Related publicationsThe publications listed in this section are considered particularly suitable f

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 19Their meanings are explained in Figure 1-10.Figure 1-10 Indicator LEDs an

334 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 IBM 1/10Gb Uplink Ethernet Switch Module for IBM BladeCenter Command Reference:http://

Related publications 335򐂰 IBM RackSwitch G8264 Blade OS Application Guide:http://www-01.ibm.com/support/docview.wss?uid=isg3T7000326򐂰 IBM RackSwitch

336 Implementing IBM System Networking 10Gb Ethernet SwitchesOnline resourcesThese websites are also relevant as further information sources:򐂰 IBM 1/

© Copyright IBM Corp. 2012. All rights reserved. 337IndexNumerics10 Gb uplink ports 710Gb SFP+ 4810GbE SFP+ ports 81Gb SFP+ 48802.1p configur

338 Implementing IBM System Networking 10Gb Ethernet SwitchesCHAP 94chassis UUID 253CIO-v 46Cisco STP packets 184cKVM 39class of service

Index 339Failover Methods 84failover mode 193Failover Trigger 232failover trigger 233Failover Trigger limit 232failover trigger status 2

340 Implementing IBM System Networking 10Gb Ethernet SwitchesIntel Connects Optical Cable 48interface status 234, 236internal BGP (iBGP) 66, 21

Index 341Multiple Spanning Tree 24Multiple Spanning Tree Protocol (MSTP) 59Multiple STP (MSTP) 30, 34, 36Myrinet 45Nnegotiation mode 131Ne

342 Implementing IBM System Networking 10Gb Ethernet SwitchesQuality of service 10, 17Quality of Service (QoS) 35, 100, 271Querier 67query-resp

Index 343Spanning-Tree mode 120Spanning-Tree Protocol (STP) 58Speed 131speed 161, 171, 257sport 191SSH 17, 24, 91, 129SSM 68stack 88

20 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 IBM System Networking RackSwitch G8124/G8124E Browser-Based Interface Quick Guide:http:

344 Implementing IBM System Networking 10Gb Ethernet Switchesuntagged port 169Uplink Failure Detection 81Uplink failure detection 10, 17Uplink

(0.5” spine)0.475”<->0.873”250 <-> 459 pagesImplementing IBM System Networking 10Gb Ethernet SwitchesImplementing IBM System Networking 10

Implementing IBM System Networking 10Gb Ethernet SwitchesImplementing IBM System Networking 10Gb Ethernet Switches

®SG24-7960-00 ISBN 0738436771INTERNATIONAL TECHNICALSUPPORTORGANIZATIONBUILDING TECHNICAL INFORMATION BASED ON PRACTICAL EXPERIENCEIBM Redbooks are de

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 21Table 1-7 shows the part numbers used to order the IBM System Networking Ra

22 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 Seamless interoperability: IBM System Networking RackSwitches interoperate seamlessly w

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 23– One mini-USB Console port for serial access, which provides an additional

© Copyright International Business Machines Corporation 2012. All rights reserved.Note to U.S. Government Users Restricted Rights -- Use, duplication

24 Implementing IBM System Networking 10Gb Ethernet SwitchesFigure 1-13 shows the rear view of the switch.Figure 1-13 RackSwitch G8264 rear panelSo

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 25– Fast Uplink Convergence– BPDU guard򐂰 Quality of Service:– QoS 802.1p (pri

26 Implementing IBM System Networking 10Gb Ethernet Switches1.5.4 IBM System Networking RackSwitch G8264 LED status detailsFigure 1-14 shows the LED

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 271.5.5 More informationFor more about the IBM System Networking RackSwitch

28 Implementing IBM System Networking 10Gb Ethernet SwitchesUsing the CEE and FCoE functionality, you can transfer storage, network, Voice over IP (V

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 29򐂰 Important Notices document 򐂰 Documentation CD-ROM To communicate outside

30 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 Availability and redundancy: – VRRP for Layer 3 router redundancy. – IEEE 802.1D STP fo

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 31򐂰 Manageability: – Simple Network Management Protocol (SNMP V1, V2, and V3)

32 Implementing IBM System Networking 10Gb Ethernet SwitchesVMready compatibility with Virtual Fabric solutions is as follows: 򐂰 VMready is not suppo

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 33򐂰 IBM Virtual Fabric 10Gb Switch Module for IBM BladeCenter isCLI Reference

© Copyright IBM Corp. 2012. All rights reserved. iiiContentsNotices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

34 Implementing IBM System Networking 10Gb Ethernet SwitchesThe part number includes the following items:򐂰 One IBM 1/10 Uplink Ethernet Switch Module

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 35– Layer 2 Trunk Failover to support active/standby configurations of networ

36 Implementing IBM System Networking 10Gb Ethernet Switches– Change tracking and remote logging with syslog feature.– POST diagnostic tests.򐂰 Specia

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 37The front panel contains the following components:򐂰 LEDs that display the s

38 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 IBM 1/10Gb Uplink Ethernet Switch Module for IBM BladeCenter Installation Guide:ftp://f

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 39򐂰 High-speed redundant midplane connections: Based on 4X InfiniBand, the mi

40 Implementing IBM System Networking 10Gb Ethernet SwitchesThe features of the module can be accessed either locally or remotely across a network. O

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 41Blade server default ports: EthernetFigure 1-21 shows a blade server in an

42 Implementing IBM System Networking 10Gb Ethernet SwitchesBlade server high speed ports: 10 Gb Ethernet / 1 Gb Ethernet / Fibre ChannelSwitch bays

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 431.6.4 IBM BladeCenter HTIBM BladeCenter HT (Figure 1-22) is a carrier grad

iv Implementing IBM System Networking 10Gb Ethernet Switches2.1.2 VLANs and Port VLAN ID numbers . . . . . . . . . . . . . . . . . . . . . . . . .

44 Implementing IBM System Networking 10Gb Ethernet Switches򐂰 Two module bays for Advanced Management Modules: The management modules provide advance

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 45򐂰 Up to eight module bays for communication and I/O switches or bridges: Th

46 Implementing IBM System Networking 10Gb Ethernet SwitchesBlade server default ports: EthernetFigure 1-25 shows a blade server in an IBM BladeCente

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 47Blade server high speed ports: 10 Gb Ethernet / 1 Gb Ethernet / Fibre Chann

48 Implementing IBM System Networking 10Gb Ethernet Switches1.7 Connectors, cables, and optionsIn this section, we describe the most common cables a

Chapter 1. Introduction to IBM System Networking 10Gb Ethernet products 49.To assist you in selecting the different types of cables and connectors, F

50 Implementing IBM System Networking 10Gb Ethernet SwitchesBLADE Network Technologies (before being acquired by IBM) commissioned Tolly to evaluate

© Copyright IBM Corp. 2012. All rights reserved. 51Chapter 2. IBM System Networking Switch 10Gb Ethernet switch featuresIn Chapter 1, “Introduction to

52 Implementing IBM System Networking 10Gb Ethernet Switches2.1 Virtual Local Area NetworksThis section describes network design and topology consid

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 53Because tagging changes the format of frames transmitted on a tagged port, yo

Contents vChapter 3. Reference architectures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1073.1 Overview of th

54 Implementing IBM System Networking 10Gb Ethernet SwitchesThe default configuration settings for IBM System Networking switches have all ports set

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 55As shown in Figure 2-3, the untagged packet is marked (tagged) as it leaves t

56 Implementing IBM System Networking 10Gb Ethernet SwitchesAs shown in Figure 2-5, the tagged packet remains unchanged as it leaves the switch throu

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 57򐂰 Ethernet type: Consists of a 4-digit (16 bit) hex value that defines the Et

58 Implementing IBM System Networking 10Gb Ethernet Switches2.2 Spanning Tree ProtocolIn high-availability environments, a redundant design is often

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 59The details of the operations of STP are not covered in this book. What is im

60 Implementing IBM System Networking 10Gb Ethernet Switches2.3 IP routingIBM System Networking switches use a combination of configurable IP switch

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 612.3.1 Static routesYou can use static routes to forward an IP packet based o

62 Implementing IBM System Networking 10Gb Ethernet SwitchesWhen a router receives a routing update that includes changes to an entry, it updates its

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 63OSPF defines the following types of areas (shown in Figure 2-8):򐂰 Stub area:

vi Implementing IBM System Networking 10Gb Ethernet SwitchesChapter 6. IBM Virtual Fabric 10Gb Switch Module implementation . . . . . . . . . . . .

64 Implementing IBM System Networking 10Gb Ethernet SwitchesOSPF router typesAs shown in Figure 2-9 OSPF uses the following types of routing devices:

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 65Each routing device transmits a Link-State Advertisement (LSA) on each of its

66 Implementing IBM System Networking 10Gb Ethernet Switches2.3.5 Border Gateway ProtocolBorder Gateway Protocol (BGP) is an Internet protocol that

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 67Forming BGP peer routersTwo BGP routers become peers or neighbors after you e

68 Implementing IBM System Networking 10Gb Ethernet SwitchesIGMP Snooping conserves bandwidth. With IGMP Snooping, the switch learns which ports are

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 69IGMP QuerierIGMP Querier allows the switch to perform the multicast router (M

70 Implementing IBM System Networking 10Gb Ethernet SwitchesInstead of sending a separate copy of content to each receiver, a multicast derives effic

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 71PIM Sparse ModeThe behavior of PIM Sparse Mode is opposite of Dense Mode. The

72 Implementing IBM System Networking 10Gb Ethernet SwitchesMost IBM Networking OS features permit IP addresses to be configured using either IPv4 or

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 73Anycast addresses are allocated from the unicast address space, using any of

Contents viiLocating the web material . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 333IBM Red

74 Implementing IBM System Networking 10Gb Ethernet SwitchesHost versus routerEach IPv6 interface can be configured as a router node or a host node,

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 75For example, an intrusion detection system (IDS) server or other traffic snif

76 Implementing IBM System Networking 10Gb Ethernet SwitchesWhen polling is enabled, at the end of each configured polling interval, the switch repor

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 772.7 High availabilityInternet traffic consists of myriad services and applic

78 Implementing IBM System Networking 10Gb Ethernet SwitchesLink Aggregation Control ProtocolLink Aggregation Control Protocol (LACP) is an IEEE 802.

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 792.7.2 Virtual Link Aggregation GroupsIn Figure 2-13, we show a typical data

80 Implementing IBM System Networking 10Gb Ethernet SwitchesYou may select a physical port, static trunk, or an LACP adminkey as a Hot Link interface

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 81Monitoring trunk linksLayer 2 Failover can be enabled on any trunk group in I

82 Implementing IBM System Networking 10Gb Ethernet SwitchesStatic trunksWhen you add a portchannel (static trunk group) to a failover trigger, any p

Chapter 2. IBM System Networking Switch 10Gb Ethernet switch features 83Virtual router MAC addressThe VRID is used to build the virtual router MAC Ad