Use the following rules and syntax to configure at the mirror source node.
The sdp-id must match an SDP which uses LDP IPv6 FEC
Configuring egress-vc-label is optional.
config mirror mirror-dest 10
no spoke-sdp sdp-id:vc-id
— spoke-sdp sdp-id:vc-id [create]
— egress
— vc-label egress-vc-label