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Unformatted text preview: Ethernet Routing Switch
8600 8300 1600 5000
Engineering > Switch Clustering using Split MultiLink Trunking (SMLT) with ERS
8600, 8300, 1600, and 5000
Technical Configuration Guide
Avaya Data Solutions
Document Date: December 2010
Document Number: NN48500-518
Document Version: 3.8 avaya.com © 2010 Avaya Inc.
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http:// . Dec 2010 Avaya Inc. – External Distribution 2 avaya.com Abstract
This document provides configuration procedures for Nortel‘s Split Multi-Link Trunking feature for
the Ethernet Routing Switch 8600, 8300, 5000, and 1600 series. Document Updates
December 14, 2010 – Change to Avaya template
June 4, 2009 – Corrections to Table 2 regarding 802.3ad support on the ERS 8300 and 5000
May 26, 2009 – Document title update and change made to remove VLACP MAC reference for
ERS55xx at interface level.
August 14, 2008 – Made changes in reference to VRRP Hold-down timer and critical IP interface
for the ERS 5000. Sections 1.3.2.6 and 2.6 have been updated.
February 25, 2008 – Changes to VLACP recommended values and support on ERS 8300. SLPP
added on ERS 8300. Changes made to recommended FDB timers for SMLT VLANs. Add MLT
port index command.
May 7, 2007 – Changes using two VLANs in RSMLT square or full mesh topology Dec 2010 Avaya Inc. – External Distribution 3 avaya.com Acronym Key
Throughout this guide the following acronyms will be used: DMLT: Distributed MultiLink Trunking ERS: Ethernet Routing Switch FDB: Forwarding Database IST: InterSwitch Trunk LACP: Link Aggregation Control Protocol MLT: MultiLink Trunking SMLT: Split MultiLink Trunking RSMLT: Routed Split MultiLink Trunking SLPP: Simple Loop Prevention Protocol SLT: Single Port Slit MultiLink Trunking STG: Spanning Tree Group VLACP: Virtual Link Aggregation Control Protocol VRRP: Virtual Router Redundancy Protocol Dec 2010 Avaya Inc. – External Distribution 4 avaya.com Table of Contents
Document Updates .......................................................................................................................... 3
Figures ............................................................................................................................................. 7
Tables............................................................................................................................................... 8
1. 2. Document Overview ............................................................................................................... 10
1.1 Software Levels .............................................................................................................. 10 1.2 SMLT Features............................................................................................................... 10 1.3 SMLT Recommendations ............................................................................................... 11 1.3.1 SMLT Cluster .......................................................................................................................... 11 1.3.2 Recommended Values ............................................................................................................ 12 Configuring SMLT – Triangle Topology Examples ................................................................ 25
2.1 Configuration – ERS 8600 Layer 2 SMLT Triangle Switch Cluster Configuration ......... 25 2.1.1 Configuration – ERS 8600 Layer 2 Switch Cluster .................................................................. 27 2.1.2 Configuration - Edge Switch ................................................................................................... 33 2.1.3 Verify Operations..................................................................................................................... 36 2.2 Configuration – ERS 8600 Triangle Switch Cluster using VRRP with Backup Master .. 44 2.2.1 Configuration – ERS 8600 Layer 3 Switch Cluster using VRRP Backup Master ..................... 45 2.2.2 Verify Operations..................................................................................................................... 47 2.3
Configuration – ERS 8600 Layer 2 Edge Routed SMLT (RSMLT Edge) Triangle Switch
Cluster Configuration ................................................................................................................. 49
2.3.1 Configuration – ERS 8600 Switch Cluster using RSMLT Edge ............................................... 50 2.3.2 Verify RSMLT Edge Operation ................................................................................................ 52 2.4 Configuration – ERS 8600 Layer 3 Routed SMLT Triangle Switch Cluster Configuration
54 2.4.1 Configuration – ERS8600 Switch Cluster using RSMLT ......................................................... 55 2.4.2 Configuration - Edge Switch ................................................................................................... 57 2.4.3 Verify RSMLT Operation ......................................................................................................... 59 2.5 Configuration - ERS 5000 Layer 2 SMLT Triangle Switch Cluster Configuration .......... 60 2.5.1 Configuration – ERS 5000 Layer 2 Switch Cluster .................................................................. 62 2.5.2 Configuration - Edge Switch .................................................................................................... 67 2.5.3 Verify Operations..................................................................................................................... 69 2.6 Configuration – ERS 5000 Triangle Switch Cluster using VRRP with Backup Master .. 77 2.6.1 Configuration – ERS 5000 Layer 3 Switch Cluster using VRRP Backup Master ..................... 78 2.6.2 Add IP address to VLAN 1000 ................................................................................................ 78 2.6.3 Enable OSPF .......................................................................................................................... 78 2.6.4 Verify Operations..................................................................................................................... 80 2.7 Configuration – ERS 1600 Layer 2 SMLT Triangle Switch Cluster Configuration ......... 82 Dec 2010 Avaya Inc. – External Distribution 5 avaya.com 2.7.1 Configuration – ERS 1600 Layer 2 Switch Cluster .................................................................. 83 2.7.2 Configuration - Edge Switch .................................................................................................... 87 2.7.3 Verify Operations..................................................................................................................... 88 2.8
2.8.1 Configuration – ERS 1600 Layer 3 Switch Cluster using VRRP Backup Master ..................... 94 2.8.2 Verify Operations..................................................................................................................... 96 2.9 Configuration – ERS 8300 Layer 2 SMLT Triangle Switch Cluster Configuration ......... 98 2.9.1 Configuration – ERS 8300 Layer 2 Switch Cluster ................................................................ 100 2.9.2 Configuration - Edge Switch .................................................................................................. 105 2.9.3 Verify Operations................................................................................................................... 107 2.10 3. Configuration – ERS 1600 Triangle Switch Cluster using VRRP with Backup Master .. 93 Configuration – ERS 8300 Triangle Switch Cluster using VRRP with Backup Master 114 2.10.1 Configuration – ERS 8300 Layer 3 Switch Cluster using VRRP Backup Master .............. 115 2.10.2 Verify Operations .............................................................................................................. 117 Configuring SMLT – Square and Full Mesh Topology Examples ........................................ 119
3.1
Configuration – ERS 8600 Layer 2 Square SMLT with Cisco at Edge Using
EtherChannel ........................................................................................................................... 119
3.1.1 Switch Cluster ....................................................................................................................... 120 3.1.2 Configuration - Edge Switch ................................................................................................. 131 3.2 4. Configuration – ERS 8600 Layer 3 Routed SMLT in SMLT Full Mesh Core ............... 134 3.2.1 RSMLT Configuration ............................................................................................................ 135 3.2.2 Verify Layer 3 RSMLT Operations......................................................................................... 147 Configuring Ping Snoop to Verify Traffic Flow ..................................................................... 151
4.1 Configuration Example – ERS 8600 MLT Hashing ...................................................... 152 4.1.1 Ping Snoop and Legacy Modules .......................................................................................... 152 4.1.2 MLT Port Index calculation .................................................................................................... 155 5. Reference Documentation: .................................................................................................. 156 6. Reference Documentation ................................................................................................... 157 Dec 2010 Avaya Inc. – External Distribution 6 avaya.com Figures
Figure 1: ERS 8600 Layer 2 Triangle SMLT Configuration with SLPP and Ext-CP-Limit ............. 25
Figure 2: ERS 8600 Triangle SMLT Configuration with VRRP Backup Master ............................. 44
Figure 3: ERS 8600 RSMLT Edge ................................................................................................. 49
Figure 4: ERS 8600 RSMLT .......................................................................................................... 54
Figure 5: ERS 5000 Layer 2 Triangle SMLT Configuration ........................................................... 60
Figure 6: ERS 5000 Triangle SMLT Configuration with VRRP Backup Master ............................. 77
Figure 7: ERS 1600 Layer 2 Triangle SMLT Configuration ........................................................... 82
Figure 8: ERS 1600 Triangle SMLT Configuration with VRRP Backup Master ............................. 93
Figure 9: ERS 8300 Layer 2 Triangle SMLT Configuration ........................................................... 98
Figure 10: ERS 8300 Triangle SMLT Configuration with VRRP Backup Master ......................... 114
Figure 11: Square SMLT Configuration ....................................................................................... 119
Figure 12: RSMLT Full Mesh Core Configuration ........................................................................ 134 Dec 2010 Avaya Inc. – External Distribution 7 avaya.com Tables
Table 1: Minimum Software Levels for this TCG ........................................................................... 10
Table 2: SMLT Options .................................................................................................................. 10
Table 3: SMLT Recommendations ................................................................................................ 11
Table 4: Feature Summary ............................................................................................................ 12
Table 5: CP Limit Recommended Values ...................................................................................... 13
Table 6: Ext CP Limit Recommended Values ................................................................................ 14
Table 7: SLPP Recommended Values for Bridge Core ................................................................. 15
Table 8: SLPP Recommended Values for Routed Core ................................................................ 16
Table 9: VLACP Recommended Values ........................................................................................ 17
Table 10: VRRP Backup Master Recommended Values .............................................................. 18
Table 11: RSMLT Edge Recommended Values ............................................................................ 19
Table 12: RSMLT Recommended Values ..................................................................................... 20
Table 13: RSMLT Dual Core Recommended Values .................................................................... 21
Table 14: VLAN FDB Aging Timers Recommended Values .......................................................... 22
Table 15: Spanning Tree Recommended Values .......................................................................... 23
Table 16: Edge Access Switch Recommended Values ................................................................. 24 Dec 2010 Avaya Inc. – External Distribution 8 avaya.com Conventions
This section describes the text, image, and command conventions used in this document. Symbols Tip – Highlights a configuration or technical tip. Note – Highlights important information to the reader.
Warning – Highlights important information about an action that may result in equipment
damage, configuration or data loss. Text
Bold text indicates emphasis.
Italic text in a Courier New font indicates text the user must enter or select in a menu item, button
or command:
ERS5520-48T# show running-config
Output examples from Avaya devices are displayed in a Lucida Console font:
ERS5520-48T# show sys-info
Operation Mode: Switch MAC Address: 00-12-83-93-B0-00 PoE Module FW: 6370.4 Reset Count: 83 Last Reset Type: Management Factory Reset Power Status: Primary Power Autotopology: Enabled Pluggable Port 45: None Pluggable Port 46: None Pluggable Port 47: None Pluggable Port 48: None Base Unit Selection: Non-base unit using rear-panel switch sysDescr: Ethernet Routing Switch 5520-48T-PWR
HW:02 FW:6.0.0.10 Mfg Date:12042004 Dec 2010 SW:v6.2.0.009 HW Dev:H/W rev.02 Avaya Inc. – External Distribution 9 avaya.com 1. Document Overview
The purpose of this Technical Configuration Guide is to provide configuration examples on
various Nortel Ethernet Routing Switches (ERS) that support Split Multilink Trunking (SMLT). For
a detailed overview on SMLT, please refer to the Converged Campus Technical Solution Guide
(NN48500-516). 1...
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