Configuring VF tracking ·························································································································· 148
Enabling ARP entry backup ··················································································································· 149
Configuring VRRP for IPv6 ···························································································································· 151
Configuring VF tracking ·························································································································· 155
Troubleshooting VRRP ·································································································································· 192
Configuring BFD ························································································· 194
Introduction to BFD ········································································································································ 194
How BFD works ····································································································································· 194
BFD packet format ································································································································· 196
Supported features ································································································································· 198
Protocols and standards ························································································································ 198
Configuration prerequisites ···················································································································· 198
Configuration procedure ························································································································· 199
Enabling trap ·················································································································································· 200
Displaying and maintaining BFD ···················································································································· 200
Configuring Track ························································································ 202
Overview ························································································································································ 202
Collaboration fundamentals ··················································································································· 202
Track configuration task list ··························································································································· 203
Associating Track with NQA ··················································································································· 204
Associating Track with BFD ··················································································································· 204
Associating Track with VRRP ················································································································ 206
Associating Track with PBR ··················································································································· 208
Track configuration examples ························································································································ 210
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