Command Reference TCP Commands
11.14 show tcp pmtu
Use this command to display information about TCP PMTU.
show tcp pmtu [ local-ip a.b.c.d ] [ local-port num ] [ peer-ip a.b.c.d ] [ peer-port num ]
The following example displays PMTU of IPv4 TCP connection.
Ruijie# show tcp pmtu
Number Local Address Foreign Address PMTU
1 192.168.195.212.23 192.168.195.112.13560 1440
The local address and the port number. The number after the last
“.” is the port number. For example, in “2002::2.23” and
“192.168.195.212.23” , “23” is the port number.
The remote address and the port number. The number after the
last "." is the port number. For example, in “2002::2.23” and
“192.168.195.212.23” , “23” is the port number.
ip tcp path-mtu-discovery
Enables the TCP PMTU discovery function.