H3C S6850 Series Configuration Manual page 109

Contents
Configuring DRNI ············································································· 1
About DRNI ······························································································································ 1
DRNI network model ············································································································ 1
DRCP ······························································································································· 2
Keepalive and failover mechanism ·························································································· 2
MAD mechanism ················································································································· 3
DR system setup process ····································································································· 3
Configuration consistency check ····························································································· 4
DRNI failure handling mechanisms·························································································· 5
Protocols and standards ······································································································· 7
Restrictions and guidelines: DRNI configuration ··············································································· 7
DRNI tasks at a glance················································································································ 8
Configuring DR system settings ···································································································· 9
Configuring the DR system MAC address ················································································· 9
Setting the DR system number ······························································································· 9
Setting the DR system priority ································································································ 9
Setting the DR role priority of the device ······················································································· 10
Configuring DR keepalive settings ······························································································· 10
Restrictions and guidelines for configuring DR keepalive settings ················································ 10
Configuring DR keepalive packet parameters ·········································································· 10
Setting the DR keepalive interval and timeout timer ·································································· 11
Excluding an interface from the shutdown action by DRNI MAD ························································· 11
Configuring a DR interface ········································································································· 12
Specifying a Layer 2 aggregate interface or VXLAN tunnel interface as the IPP ···································· 12
Disabling configuration consistency check ····················································································· 13
Enabling the short DRCP timeout timer on the IPP or a DR interface ·················································· 13
Setting the keepalive hold timer for identifying the cause of IPL down events ········································ 14
Configuring DR system auto-recovery ·························································································· 14
Setting the data restoration interval ······························································································ 15
Displaying and maintaining DRNI ································································································ 15
DRNI configuration examples ····································································································· 16
Example: Configuring basic DRNI functions ············································································ 16
Example: Configuring Layer 3 gateways on a DR system ··························································· 20
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