Users Guide
Interfaces
To congure egress, port channel, time domain, and UDP, use these interface commands.
Topics:
• Basic Interface Commands
• Port Channel Commands
• Enhanced Validation of Interface Ranges
• ip http source-interface
Basic Interface Commands
The following commands are for Physical, Loopback, and Null interfaces.
clear counters
Clear the counters displayed in the show interfaces commands for all virtual router redundancy protocol (VRRP) groups, virtual local area 
networks (VLANs), and physical interfaces, or selected ones.
Syntax
clear counters [interface | vrrp {vr-id | ipv6 vr-id} | learning-limit | vlan 
vlan-id]
Parameters
interface (OPTIONAL) Enter any of the following keywords and the interface information to clear 
counters from a specied interface:
• For IPv4 access-group counters, enter the keyword ip.
• For IPv6 access-group counters, enter the keyword ipv6.
•
For a Loopback interface, enter the keyword loopback then a number from 0 to 
16383.
• For MAC access-group counters, enter the keyword mac.
• For a Port Channel interface, enter the keywords port-channel then a number.
• For the management interface, enter the keyword ManagementEthernet then 
slot/port information.
• For a 10-Gigabit Ethernet interface, enter the keyword TenGigabitEthernet then 
the stack/slot/port/subport information.
• For a 25-Gigabit Ethernet interface, enter the keyword twentyFiveGigE then the 
stack/slot/port/subport information.
• For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the stack/
slot/port[/subport] information.
• For a 50-Gigabit Ethernet interface, enter the keyword fiftyGigE then the stack/
slot/port/subport information.
• For a 100-Gigabit Ethernet interface, enter the keyword hundredGigE then the 
stack/slot/port information.
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