vpp bvi

DBGvpp# show int
              Name               Idx    State  MTU (L3/IP4/IP6/MPLS)     Counter          Count     
UnknownEthernet5/0/0              1     down         9000/0/0/0     rx-miss                      649
local0                            0     down          0/0/0/0       
DBGvpp# loopback create
loop0
DBGvpp# set int l2 bridge loop0 1 bvi
DBGvpp# set int ip address loop0 192.168.1.1/24
DBGvpp# set int state loop0 up
DBGvpp# set int l2 bridge   UnknownEthernet5/0/0 1
DBGvpp# set int state  UnknownEthernet5/0/0 up
DBGvpp# ping 192.168.1.1
Aborted due to a keypress.

Statistics: 2 sent, 0 received, 100% packet loss
DBGvpp# 
DBGvpp# ping 192.168.1.82 source loop0
116 bytes from 192.168.1.82: icmp_seq=2 ttl=64 time=.1053 ms
116 bytes from 192.168.1.82: icmp_seq=3 ttl=64 time=.0787 ms
116 bytes from 192.168.1.82: icmp_seq=4 ttl=64 time=.0739 ms
116 bytes from 192.168.1.82: icmp_seq=5 ttl=64 time=.0730 ms
Aborted due to a keypress.

Statistics: 5 sent, 4 received, 20% packet loss
DBGvpp# 
DBGvpp# 
添加一个host interface

DBGvpp# create host-interface name ns1_tap
host-ns1_tap
DBGvpp# set int l2 bridge ns1_tap 1DBGvpp# set int l2 bridge host-ns1_tap 1
DBGvpp# set int state host-ns1_tap up
DBGvpp# 

https://blog.csdn.net/Illina/article/details/81666935