Users Guide
ISIS ADDRESS-FAMILY Mode
To enable or congure IPv6 for ISIS, use ISIS ADDRESS-FAMILY mode. For more information, refer to Intermediate System to 
Intermediate System (IS-IS).
To enter ISIS ADDRESS-FAMILY mode:
1. Verify that you are logged in to ROUTER ISIS mode. 
2. Enter the command address-family ipv6 unicast. The prompt changes to include (conf-router_isis-af_ipv6). 
LLDP Mode
To enable and congure Link Layer Discovery Protocol (LLDP), use LLDP mode. For more information, refer to Link Layer Discovery 
Protocol (LLDP).
To enter LLDP mode:
1. To enable LLDP globally, verify that you are logged in to CONFIGURATION mode. To enable LLDP on an interface, verify that 
you are logged in to INTERFACE mode. 
2. Enter the protocol lldp command. The prompt changes to include (conf-lldp) or (conf-if-interface-lldp). 
LLDP MANAGEMENT INTERFACE Mode
To enable and congure Link Layer Discovery Protocol (LLDP) on management interfaces, use LLDP MANAGEMENT INTERFACE 
mode.
To enter LLDP MANAGEMENT INTERFACE mode:
1. Verify that you are logged in to LLDP mode. 
2. Enter the management-interface command. The prompt changes to include (conf-lldp-mgmtIf).
LINE Mode
To congure the console or virtual terminal parameters, use LINE mode.
To enter LINE mode:
1. Verify that you are logged in to CONFIGURATION mode.
2. Enter the line command. Include the keywords console or vty and their line number available on the switch. The prompt 
changes to include (cong-line-console) or (cong-line-vty).
You can exit this mode by using the exit command.
MAC ACCESS LIST Mode
To enter MAC ACCESS LIST mode and congure either standard or extended access control lists (ACLs), use the mac access-
list standard or mac access-list extended command.
To enter MAC ACCESS LIST mode:
1. Verify that you are logged in to CONFIGURATION mode.
2. Use the mac access-list standard or mac access-list extended command. Include a name for the ACL. The 
prompt changes to include (conf-std-macl) or (conf-ext-macl).
You can return to CONFIGURATION mode by using the exit command.
MONITOR SESSION Mode
To enable and congure a trac monitoring session using port monitoring, use MONITOR SESSION mode. For more information, 
refer to Port Monitoring.
52
CLI Basics










