https://www.cisco.com/c/en/us/support/routers/asr-9906-router/model.html#ConfigurationGuides
show bgp vrf [vrf name] summary
show bgp vrf [vrf name] neighbor [neighbor IP] routes
show bgp vrf [vrf name] neighbor [neighbor IP] advertised-routes
show controllers [interface] phy | i “Rx|Tx” – to display light levels on IOS XR
show mrib vrf [vrf name] ipv4 route »> to see multicast routing table and outgoing interfaces
show mrib vrf [vrf name] ipv4 route [multicast IP] »> to see information about a specific multicast group in the multicast routing table
show rpl prefix-set [prefix set name] »> to see a prefix-set
show rpl route-policy [route policy name] »> to see route policy
show ipsla stat [sla operation name]
show run ipsla operation [sla operation name]
show access-list [access-list name]
show class-map [class name]
show policy-map pmap-name [service policy name]
*example show policy-map pmap-name g0_2_0_6.36699_In
show policy-map interface [interface name]
To troubleshoot hardware you must be in sysadmin role with the command word admin