juniBgpPeerSentGracefulRestartRestartState 1.3.6.1.4.1.4874.2.2.29.1.4.1.73

Value true(1) indicates that the OPEN message most recently sent to this peer contained the graceful-restart capability with the Restart-State (R) bit in the Restart Flags field set to one (this indicates that BGP has experienced a restart).