Example 7-22 Layer 3 VLANs and ports for Core switches | IBM L2/3

Example 7-22 Layer 3 VLANs and ports for Core switches

Configuration for Core1 (address .245)

!first of all enable layer 3, disable STP/PVST, clean up unused ip routing

no spanning-tree vlan 1-4094 no vlan 10

no vlan 20 no vlan 5

!assign ports and VLANs

interface range g0/1-2 channel-group 1 mode on

interface range Po1, g0/1-2 switchport access vlan 35 switchport mode access

interface range g0/11-12 channel-group 2 mode on

interface range Po2, g0/11-12 switchport access vlan 35 switchport mode access

interface vlan 35

ip address 10.35.0.245 255.255.255.0

Configuration for Core2 (address .246)

!first of all enable Layer 3, disable spanning tree, clean up ip routing

no spanning-tree vlan 1-4094 no vlan 10

no vlan 20 no vlan 5

interface range g0/1-2 channel-group 1 mode on

interface range Po1, g0/1-2 switchport access vlan 46 switchport mode access

interface range g0/11-12 channel-group 2 mode on

interface range Po2, g0/11-12 switchport access vlan 46 switchport mode access

interface vlan 46

ip address 10.46.0.246 255.255.255.0

114Nortel Networks L2/3 Ethernet Switch Module for IBM Eserver BladeCenter

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IBM L2/3 manual Example 7-22 Layer 3 VLANs and ports for Core switches, Configuration for Core1 address

Contents

Redpaper Page International Technical Support Organization First Edition September Contents Page Troubleshooting tools Page Vii Trademarks Preface Team that wrote this Redpaper Become a published author IBM RTP Comments welcome Page Executive summary Page IBM Eserver BladeCenter overview IBM Eserver BladeCenter product family IBM Eserver BladeCenter storage solutions IBM Eserver BladeCenter and blade modules Midplane IBM Eserver BladeCenter architectureIBM Eserver BladeCenter system management IBM BladeCenter Midplane Management Module Ethernet Management Module Ethernet interface Gigabit Ethernet path IBM Eserver HS20 architecture Gigabit Ethernet path PXH-D Stand-alone configuration tools Web interface Page Nortel Networks Layer 2/3 GbE Switch Modules Product description Nortel Networks L2/3 GbESM connections Nortel Networks Layer 2/3 GbE Switch Modules Leadership features and function Value propositionProduct strength Competitive advantage Supported platforms Supported hardwareProduct shipment group Page Nortel Networks Layer 2/3 GbE Switch Module architecture Nortel GbESM architecture overview Nortel Networks L2/3 GbESM architecture overview GbESM2 Nortel Networks L2/3 GbESM block diagram Nortel Networks L2/3 GbESM block diagram Nortel Networks L2/3 GbESM ports specific roles Connections on the Nortel GbESM INT1 Nortel Networks Layer 2/3 GbE Switch Module architecture Page Nortel Networks L2/3 GbESM management and administration Nortel Networks L2/3 GbESM management connectivity Management paths to the Nortel Networks L2/3 GbESM Out-of-band management Management Module Path External Ethernet ports Path 3A In-band managementSerial port Path Internal Ethernet ports Path 3B In-band management considerations Command-line interface Main Menu commandsNortel Networks L2/3 GbESM user interface IBM Eserver BladeCenter Management Module and I2C Global commands CLI Main Menu Additional commands Navigation commandsConfiguration control commands Display of a firmware update using CLI Upgrading the firmware Capturing the current configuration Example 5-1 Example configuration file dump Configuring user accounts Description of default user accounts Browser Based Interface Switch information using BBI Snmp management IBM Director Multiple Nortel Networks L2/3 GbESMs in a BladeCenter IBM Eserver BladeCenter system initial setup IBM Eserver BladeCenter system Management Module firmware Establishing a physical connection to the Management Module Accessing the Management Module Web interfaceManagement Module network interface Configuring the Management Module network interfaces Management Module External Network Interface window Nortel Networks L2/3 GbESM setup and configuration 3 I/O module management tasks I/O Module Tasks Management advanced setup Determining the level of Nortel switch software Nortel Networks L2/3 GbESM firmware download UpdateXpress Blade server initial configurationFirmware update Firmware update Microsoft Windows 2003 Broadcom driver installation Operating systems Broadcom Advanced Control Suite installation Red Hat Linux Broadcom driver installation Select Control Suite and Basp Firmware and device drivers used in this example Page Copyright IBM Corp . All rights reserved Standards and technologies Vlan tagging 802.1QLink Aggregation and Lacp 802.3ad Spanning Tree 802.1D, 802.1w, 802.1s Routing Information Protocol RFC1058 and RFC2453 Open Shortest Path First Ospf RFC1257, RFC2328, and others Summary of sample configurations Where standards originate and how to get themBasic Layer 2 configuration Virtual Router Redundancy Protocol Vrrp RFC Layer 3 configurations dynamic routing Advanced Layer 2 configurationsLayer 3 configuration static routing Introduction to trunk failover ConfigurationIntroduction to High Availability Introduction to NIC Teaming What trunk failover can protect against Introduction to Vrrp Vrrp Priority Guidelines for attaching the BladeCenter to a network Some important rules for ensuring High AvailabilityGuidelines and comments Cable type selection cross-over or straight-through Base configurations for examples in this document IBM Eserver BladeCenter configurationHardware and software used for lab environment Fiber connections Preconfiguration preparation Cisco 3560G switchNortel Networks L2/3 GbESM Additional hardware used during the experiments Base configuration common to all examples Management Module settings for Nortel GbESMsBlade server configuration with Basp IP address and Vlan scheme Blade server 2 Basp configuration Basic Layer 2 entry topology Layer 2 configuration with 802.1Q tagging and trunk failover Example 7-1 Create the VLANs and IP interfaces first Cisco 3560G switch configurationExample 7-2 Verifying the Vlan setup Said MTU Example 7-3 Create IP addresses Nortel Networks L2/3 GbESM switch configuration Example 7-4 Links Example 7-6 PVIDs set Example 7-7shows what has been configured so far Example 7-7 Verifying the Vlan setup of the Nortel GbESM Re-enable the ports Complete configuration snapshots INT2 INT3 EXT1 EXT2 Page Page Advanced Layer 2 topology sample configurations Basic topology conclusions 0.0 G0/24 Cisco 3560G G0/23 Core Dynamic link aggregation Ieee 802.3ad Lacp Port EXT5 tag ena pvid Port EXT6 tag ena pvid Verify the Lacp trunk status Common Spanning Tree configuration Ieee 802.1D and PvstConfigure the Cisco Core1 and Core2 for tagged Lacp trunks Enter apply to execute the configuration changes Example 7-11 Verifying port status and Vlan assignment Reenable the portsVerify the Spanning Tree status Example 7-12 Verifying the Spanning Tree status 300 Ffff-0011f936b700 8004 Full configuration snapshots Design or topology remarks Def INT1 INT2 INT3 EXT1 EXT2 EXT5 EXT6 on GbESM2 Page Page Page Configure the Cisco Core1 and Core2 for Rapid-PVST Rapid Spanning Tree Ieee 802.1w Design remarks Full configuration snapshots Def INT1 INT2 INT3 EXT1 EXT2 EXT5 EXT6 on GbESM2 Page Page Configurations for use of MST Multi-Spanning Tree Ieee 802.1s Key configuration commands to verify Mstp Example 7-17 Mstp Information Display GbESM FWD Example 7-19 Sample Mstp Configuration GbESM Example 7-18 Mstp Information Display CiscoPage Example 7-20 Sample Mstp Configuration Cisco Page Layer 3 topology sample configurations Implications of using Layer Layer 3 sample configuration with static routing and Vrrp Reasons for choosing a Layer 3 design Merits of this configuration Layer 3 sample configuration static routing, Vrrp Summary of IP Addressing used in this sample Configure VLANs and subnets for the uplink ports Example 7-21 Layer 3 VLANs and ports for GbESM switchesPage Example 7-22 Layer 3 VLANs and ports for Core switches Configuration for Core1 address Vrrp configuration Example 7-23 Vrrp Configuration for GbESMs Configuration of Hot-standby for Vrrp Example 7-24 Vrrp Hot-standby configuration Reconnect procedure when configuration is ready Verifying operation of the configuration Name Example 7-26 Verifying Vrrp status INT2 INT3 EXT3 Page Page Page Page Dynamic routing options OSPF/RIP 2summarizes the IP addresses in use. -7also shows these Configure additional VLANs and subnets for the uplink ports Page Example 7-30 Additional VLANs and Subnets Core switches Configuring RIP Configuring OspfExample 7-31 RIP configuration for the GbESMs Example 7-32 RIP configuration for the Core switches Verifying operation of this configuration Example 7-34 Configuration for Core switchExample 7-35 Configuration for Core switch Example 7-36 GbESM commands to verify RIP RIP User Configuration Example 7-37 Cisco commands to verify RIP GbESM commands to verify Ospf Example 7-38 GbESM commands to verify OspfPage Ospf Cisco commands to verify Ospf Example 7-39 Cisco commands to verify Ospf Userid L3/vrrp/on /c/l3/vrrp/vr Page Page Page Page Configuration for Extreme switches Example 7-42 Extreme switch configurationPage Page Page Page Page Page Page Serial over LAN feature description and configuration SOL overview General rules to establish an SOL connection Configuring SOL for use with the Nortel GbESM SOL use during Nortel Networks L2/3 GbESM experimentsPage Nortel Networks Layer 2/3 GbE Switch Module troubleshooting Basic rules and unique symptoms Basic rules Nortel Networks L2/3 GbESM troubleshooting methodology General comments on troubleshooting Problem definition Systematic approach Nortel GbESM Alteon OS switch dumps Data collectionTest connectivity Details from affected users Data analysis Action plan creationAction plan implementation Observation of results Troubleshooting tools Problem resolutionPing Traceroute Syslog server Difference toolTftp server Web load generator Protocol analyzer Network monitors or management systems GbE Switch documentsGbE Switch software images Service and support Ordering information Online servicesPlacing a call to IBM Other support sites Listed here are other helpful Web sitesPage Abbreviations and acronyms Pvid Online resources IBM RedbooksOther publications Page How to get IBM Redbooks Help from IBMPage Page Nortel Networks L2/3