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Chapter 8 — configuring dns client -1, Chapter 9 — configuring ip routing -1 – Avaya P580 User Manual

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Avaya P550R, P580, P880, and P882 Multiservice Switch User Guide, v5.3.1

Enabling Redundant Hardware . . . . . . . . . . . . . . . . . . . . . . . 7-6

Replacing the Primary Controller . . . . . . . . . . . . . . . . . . . . . . . . . 7-9
Replacing an Element . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-10
Configuring Supervisor Module Redundant Ethernet Console IP Addresses
7-11
Synchronizing the Active and Standby CPUs . . . . . . . . . . . . . . . 7-14

Synchronizing Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-14

Chapter 8 — Configuring DNS Client. . . . . . . . . . . . . . . . . . . . . . 8-1

Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
DNS Client Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-9

Chapter 9 — Configuring IP Routing . . . . . . . . . . . . . . . . . . . . . . 9-1

Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1

Routing Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1
Hardware Requirements for IP Routing. . . . . . . . . . . . . . . . . 9-2
Software Requirements for IP routing . . . . . . . . . . . . . . . . . . 9-2
Minimum IP Routing Configuration Requirements. . . . . . . . 9-3
Routing Configuration Quickstart . . . . . . . . . . . . . . . . . . . . . 9-3
Displaying Existing IP Interfaces . . . . . . . . . . . . . . . . . . . . . . 9-4
Creating and Assigning IP Interfaces to the VLAN. . . . . . . . . 9-6
Enabling IP Forwarding (Routing) Global Parameters . . . . . 9-11
Access Lists (also called Access Control Lists or ACLs) . . . . 9-16
Access Control List Overview. . . . . . . . . . . . . . . . . . . . . . . . 9-17
Creating Access Lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-21
Activating Access Lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-28
Example: Filtering Web Traffic Using an Access Rule . . . . . 9-29
Optimizing Performance when Using an Access Control List9-31
How to Optimize Performance when using ACLs . . . . . . . . 9-33
Evaluate System Performance . . . . . . . . . . . . . . . . . . . . . . . 9-35
Enable Routing at the Module . . . . . . . . . . . . . . . . . . . . . . . 9-37
Design Safe, Efficient ACLs . . . . . . . . . . . . . . . . . . . . . . . . . 9-37
Identify the Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-39
Configuring Hash Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-41
Managing F-chip Memory . . . . . . . . . . . . . . . . . . . . . . . . . . 9-41
Creating IP Static Routes . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-43
Creating IP Static ARP Entries . . . . . . . . . . . . . . . . . . . . . . . 9-45
Creating a BOOTP/DHCP Server Entry . . . . . . . . . . . . . . . . 9-46
Option 82 for DHCP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-48

IP Multicast . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-50

Configuring IGMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-51
Configuring and Modifying Distance Vector Multicast Routing Proto-

col (DVMRP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-57

Modifying a DVMRP Interface . . . . . . . . . . . . . . . . . . . . . . . 9-59

Monitoring Switch Performance Using IP Statistics . . . . . . . . . . 9-61

Displaying Global IP Routing Statistics. . . . . . . . . . . . . . . . . 9-62
IP Multicast Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-72

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