网络数据包封装与解封装基本过程

本机：192.168.144.223；执行命令：telnet 192.168.145.77 23

路由表项

Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
0.0.0.0         192.168.120.1    0.0.0.0         UG    0      0        0 br-ext
192.168.120.0   0.0.0.0          255.255.254.0   U     0      0        0 br-ext

ARP表项

Address                  HWtype  HWaddress           Flags Mask            Iface
10.42.2.0                ether   82:fd:67:52:6e:4a   CM                    flannel.1
_gateway                 ether   48:7a:da:fa:aa:01   C                     ens192
192.168.34.151           ether   54:bf:64:59:16:f0   C                     ens192
10.42.0.12               ether   c2:50:c1:89:69:ab   C                     cni0

MAC地址表

MAC ADDR             VLAN ID       STATE          PORT INDEX              AGING TIME(s)
0026-b935-e865       120          Learned    GigabitEthernet1/0/24         AGING