diff --git a/include/osmocom/mgcp/mgcp_network.h b/include/osmocom/mgcp/mgcp_network.h
index 1ed00e4..75b342d 100644
--- a/include/osmocom/mgcp/mgcp_network.h
+++ b/include/osmocom/mgcp/mgcp_network.h
@@ -132,6 +132,8 @@
 	char local_addr[INET6_ADDRSTRLEN];
 };
 
+bool mgcp_rtp_end_remote_addr_available(const struct mgcp_rtp_end *rtp_end);
+
 struct mgcp_rtp_tap {
 	/* is this tap active (1) or not (0) */
 	int enabled;