Speed issue

[choda489]

From LAN port Cisco router series 4200, I m getting only 32 mpbs even though it is gigabit port. And upon replacing it with TP link router I m getting 90 Mbps. Help me!!! 

[MHM Cisco World]

Show ip interface x/x detial <<- share this 

MHM

[Richard Burts]

The output of the commands show version and show run might give us some insight into the issue.