BFD檢測trunk成員接口：
bfd bfd_trunk1:1 bind peer-ip default-ip interface GigabitEthernet7/0/2
discriminator local 311
discriminator remote 310
min-tx-interval 30
min-rx-interval 30
process-interface-status
commit
當trunk過傳輸時重要
靜態路由關聯BFD：
bfd 名稱 bind peer-ip X.X.X.X *** ***.signal interface GigabitEthernetX/X/X source-ip X.X.X.X
discriminator local 251
discriminator remote 250
detect-multiplier 5
commit
ip route-static X.X.X.X XX GigabitEthernet7/0/0 10.3.39.2 track bfd-session 名稱