This object indicates VPC peer keep-alive status.
disabled(1) : Peer-keepalive is disabled.
alive(2) : Peer-keepalive is alive.
peerUnreachable(3) : Peer is unreachable through
Peer-keepalive link.
aliveButDomainIdDismatch(4) : Peer-keepalive is alive,
but VPC domain doesn't match with each other.
suspendedAsISSU(5) : Peer-keepalive is suspended during ISSU.
suspendedAsDestIPUnreachable(6) : Peer-keepalive is suspended
since destination ip is unreachable.
suspendedAsVRFUnusable(7) : Peer-keepalive is suspended since
the current VRF is unusable.
misconfigured(8) : Misconfigure Peer-keepalive feature.