Index: channels/chan_sip.c
===================================================================
--- channels/chan_sip.c	(revision 148110)
+++ channels/chan_sip.c	(working copy)
@@ -1252,7 +1252,7 @@
 	char tag[11];				/*!< Our tag for this session */
 	int sessionid;				/*!< SDP Session ID */
 	int sessionversion;			/*!< SDP Session Version */
-	int sessionversion_remote;		/*!< Remote UA's SDP Session Version */
+	uint64_t sessionversion_remote;		/*!< Remote UA's SDP Session Version */
 	int session_modify;			/*!< Session modification request true/false  */
 	struct sockaddr_in sa;			/*!< Our peer */
 	struct sockaddr_in redirip;		/*!< Where our RTP should be going if not to us */
@@ -6409,7 +6409,7 @@
 	int last_rtpmap_codec=0;
 
 	char buf[SIPBUFSIZE];
-	int rua_version;
+	uint64_t rua_version;
 
 	if (!p->rtp) {
 		ast_log(LOG_ERROR, "Got SDP but have no RTP session allocated.\n");
@@ -6478,7 +6478,7 @@
 		ast_log(LOG_WARNING, "SDP sytax error in o= line\n");
 		return -1;
 	}
-	if (!sscanf(token, "%d", &rua_version)) {
+	if (!sscanf(token, "%lu", &rua_version)) {
 		ast_log(LOG_WARNING, "SDP sytax error in o= line version\n");
 		return -1;
 	}