Reference Guide

Interfaces | 399
Clear interface counters
The counters in the show interfaces command are reset by the clear counters command. This command
does not clear the counters captured by any SNMP program.
To clear the counters, use the following command in the EXEC Privilege mode:
When you enter this command, you must confirm that you want FTOS to clear the interface counters for
that interface (Figure 20-32).
Figure 20-32. Clearing an Interface
Command Syntax Command Mode Purpose
clear counters [interface]
[vrrp [vrid] | learning-limit]
EXEC Privilege Clear the counters used in the show interface commands for all
VRRP groups, VLANs, and physical interfaces or selected ones.
Without an interface specified, the command clears all interface
counters.
(OPTIONAL) Enter the following interface keywords and slot/port or
number information:
• For a 1-Tengigabit Ethernet interface, enter the keyword
TengigabitEthernet followed by the slot/port information.
• For a 10-Tengigabit Ethernet interface, enter the keyword
TenGigabitEthernet followed by the slot/port information.
• For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE
followed by the slot/port information
• For a Loopback interface, enter the keyword
loopback followed by a
number from 0 to 16383.
• For a Port Channel interface, enter the keyword
port-channel
followed by a number of the port channel: S-Series range1 to 128
• For the management interface on the RPM, enter the keyword
ManagementEthernet followed by slot/port information. The slot
range is 0-1, and the port range is 0.
• For a VLAN, enter the keyword vlan followed by a number from 1 to
4094
(OPTIONAL) Enter the keyword vrrp to clear statistics for all VRRP
groups configured. Enter a number from 1 to 255 as the
vrid.
(OPTIONAL) Enter the keyword learning-limit to clear unknown source
address (SA) drop counters when MAC learning limit is configured on the
interface.
FTOS#clear counters te 0/0
Clear counters on TengigabitEthernet 0/0 [confirm]
FTOS#