ii
Configuring the RPR station name ······················································································································· 30
Configuring RPR protection ··········································································································································· 30
Configuring the RPR protection mode ················································································································· 30
Configuring RPR protection reversion mode ······································································································· 30
Manually sending a protection request ··············································································································· 31
Configuring the ringlet selection table ························································································································· 31
Adding a static ringlet selection entry ················································································································· 31
Configuring default ringlet selection ··················································································································· 32
Configure the RPR fairness algorithm ··························································································································· 32
Configuring reserved bandwidth or rate limiting ······························································································· 32
Configuring station weight ··································································································································· 33
Configuring RPR timers ·················································································································································· 33
Configuring the ATD timer ···································································································································· 34
Configuring the hold off timer ······························································································································ 34
Configuring the keepalive timer ··························································································································· 34
Configuring the topology stability timer ·············································································································· 34
Configuring the TC timers ····································································································································· 35
Configuring the TP timers ····································································································································· 35
Configuring the WTR timer ··································································································································· 35
Testing connectivity between RPR stations ··················································································································· 36
Displaying and maintaining RPR ·································································································································· 36
RPR configuration examples ·········································································································································· 37
RPR interface binding configuration example ···································································································· 37
RPR protection/static ringlet selection configuration example ········································································· 39
Configuring VRRP ······················································································································································· 41
VRRP overview ································································································································································ 41
VRRP standard protocol mode ······································································································································ 42
Introduction to VRRP group ··································································································································· 42
VRRP timers ···························································································································································· 43
Packet format ························································································································································· 44
Principles of VRRP ·················································································································································· 45
VRRP tracking ························································································································································· 46
VRRP application (taking IPv4-based VRRP for example) ·················································································· 46
VRRP load balancing mode ·········································································································································· 48
Overview ································································································································································ 48
Assigning virtual MAC addresses ······················································································································· 48
Virtual forwarder ··················································································································································· 50
Packet types ··························································································································································· 52
Configuring VRRP for IPv4 ············································································································································· 53
VRRP for IPv4 configuration task list ···················································································································· 53
Configuring a VRRP working mode ····················································································································· 53
Specifying the type of MAC addresses mapped to virtual IP addresses ························································· 54
Specifying the VRRP control VLAN ······················································································································ 55
Creating a VRRP group and configuring virtual IP address ·············································································· 56
Configuring router priority, preemptive mode and tracking function ······························································ 58
Configuring VF tracking ········································································································································ 59
Configuring VRRP packet attributes ····················································································································· 59
Enabling the trap function for VRRP····················································································································· 60
Displaying and maintaining VRRP for IPv4 ········································································································· 60
Configuring VRRP for IPv6 ············································································································································· 61
VRRP for IPv6 configuration task list ···················································································································· 61
Specifying the type of MAC addresses mapped to virtual IPv6 addresses ···················································· 61
Creating a VRRP group and configuring a virtual IPv6 address ······································································ 62
Configuring router priority, preemptive mode and tracking function ······························································ 63
