Interfaces and Hardware Component Configuration Guide for Cisco 8000 Series Routers, Cisco IOS XR Releases
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Interfaces and Hardware Component Configuration Guide for Cisco 8000 Series Routers, Cisco IOS XR Releases
Updated: September 8, 2026
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Log inThis topic describes how to configure Alarm Indication Signal (AIS) transmission on a Connectivity Fault Management (CFM) interface by entering interface configuration mode, enabling Ethernet CFM, and specifying the AIS interval and class of service.
To configure AIS on a CFM interface, perform the following steps:
Enter global configuration mode.
Router# configureEnter interface configuration mode.
Router# interface TenGigE 0/0/0/2Enter Ethernet CFM interface configuration mode.
Router(config)# ethernet cfmUse the ais transmission up interval 1m cos cos command to configure Alarm Indication Signal (AIS) transmission on a Connectivity Fault Management (CFM) interface.
Router(config-if-cfm)# ais transmission up interval 1m cos 7Save the configuration changes to the running configuration file and remain within the configuration session.
Router(config-sla-prof-stat-cfg)# commitEnd the configuration session and exits to the EXEC mode.
Router(config-sla-prof-stat-cfg)# endNeed help?
(Requires a Cisco Service Contract)
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