Check manual page of juniper_bgp_state
Juniper Routers: BGP Status
Checks the BGP status for the connection to one peer at Juniper Routers.
If the operational status (jnxBgpM2PeerStatus) is not running it returns
WARN - that means: The connection has probably been shutdown manually.
If the operational status is running it looks for the state of the
connection (jnxBgpM2PeerState). On established it returns OK and CRIT
on every other.
The IP address of the peer.
Finds one check for every BGP connection reported by SNMP.