Configuration Guide User guide

1064 FastIron Configuration Guide
53-1002494-02
Displaying IP configuration information and statistics
Syntax: show ip mtu
Clearing GRE statistics
Use the clear ip tunnel command to clear statistics related to GRE tunnels.
To clear GRE tunnel statistics, enter a command such as the following.
Brocade(config)# clear ip tunnel stat 3
To reset a dynamically-configured MTU on a tunnel Interface back to the configured value, enter a
command such as the following.
Brocade(config)#clear ip tunnel pmtud 3
Syntax: clear ip tunnel [pmtud <tunnel-ID> | stat <tunnel-ID>]
Use the pmtud option to reset a dynamically-configured MTU on a tunnel Interface back to the
configured value.
Use the stat option to clear tunnel statistics.
The <tunnel-ID> variable is a valid tunnel number or name.
Use the clear statistics tunnel [<tunnel-ID>] command to clear GRE tunnel statistics for a specific
tunnel ID number. To clear GRE tunnel statistics for tunnel ID 3, enter a command such as the
following.
Brocade(config)# clear statistics tunnel 3
Syntax: clear statistics tunnel [<tunnel-ID>]
The <tunnel-ID> variable specifies the tunnel ID number.
Displaying IP configuration information and statistics
The following sections describe IP display options for Layer 3 Switches and Layer 2 Switches:
• To display IP information on a Layer 3 Switch, refer to “Displaying IP information – Layer 3
Switches” on page 1065.
• To display IP information on a Layer 2 Switch, refer to “Displaying IP information – Layer 2
Switches” on page 1080.
Brocade(config-tnif-10)#show ip mtu
idx size usage ref-count
0 10218 1 default
1 800 0 1
2 900 0 1
3 750 0 1
4 10194 1 1
5 10198 0 1