diff --git a/include/osmocom/mgcp/mgcp_network.h b/include/osmocom/mgcp/mgcp_network.h
index 9674445..7dbf330 100644
--- a/include/osmocom/mgcp/mgcp_network.h
+++ b/include/osmocom/mgcp/mgcp_network.h
@@ -118,6 +118,9 @@
 
 	/* local UDP port number of the RTP socket; RTCP is +1 */
 	int local_port;
+	/* where the endpoint RTP connection binds to, set during CRCX and
+	 * possibly updated during MDCX */
+	char local_addr[INET6_ADDRSTRLEN];
 };
 
 struct mgcp_rtp_tap {