--- chan_sip.c	2004-05-18 20:17:06.000000000 -0400
+++ chan_sip.c	2004-05-18 20:17:51.000000000 -0400
@@ -124,6 +124,9 @@
 #define DEFAULT_SIP_PORT	5060	/* From RFC 2543 */
 #define SIP_MAX_PACKET	1500		/* Also from RFC 2543, should sub headers tho */
 
+#define DEFAULT_RTP_PORTSTART  8000
+#define DEFAULT_RTP_PORTEND   31000
+
 #define ALLOWED_METHODS "INVITE, ACK, CANCEL, OPTIONS, BYE, REFER"
 
 static char context[AST_MAX_EXTENSION] = "default";
@@ -476,6 +479,9 @@
 static int globalcanreinvite = REINVITE_INVITE;
 
 
+static int conf_rtp_portstart = DEFAULT_RTP_PORTSTART;
+static int conf_rtp_portend = DEFAULT_RTP_PORTEND;
+static struct sockaddr_in bindaddr_rtp;
 static struct sockaddr_in bindaddr;
 static struct sockaddr_in externip;
 static struct ast_ha *localaddr;
@@ -2006,9 +2012,13 @@
 	p->initid = -1;
 	p->autokillid = -1;
 	p->stateid = -1;
-	p->rtp = ast_rtp_new(sched, io, 1, 0);
+
+	memcpy(&bindaddr_rtp, &bindaddr, sizeof(struct sockaddr_in));	/* set our RTP bind address */
+	ast_rtp_set_portrange(conf_rtp_portstart, conf_rtp_portend);	/* set our RTP port range */
+	bindaddr_rtp.sin_port = 0;					/* and let RTP pick them */
+	p->rtp = ast_rtp_create(sched, io, 1, 0, &bindaddr_rtp);	/* create the ports */
 	if (videosupport)
-		p->vrtp = ast_rtp_new(sched, io, 1, 0);
+		p->vrtp = ast_rtp_create(sched, io, 1, 0, &bindaddr_rtp);
 	p->branch = rand();	
 	p->tag = rand();
 	
@@ -7544,6 +7554,18 @@
 			} else {
 				ast_log(LOG_WARNING, "Invalid port number '%s' at line %d of %s\n", v->value, v->lineno, config);
 			}
+		} else if (!strcasecmp(v->name, "rtpports")) {
+			int res=sscanf(v->value, "%i,%i", &conf_rtp_portstart, &conf_rtp_portend);
+			if (res != 2	|| conf_rtp_portstart<0
+					|| conf_rtp_portend<1
+					|| conf_rtp_portstart >65534
+					|| conf_rtp_portend >65535
+					|| conf_rtp_portstart > conf_rtp_portend ) {
+				ast_log(LOG_WARNING, "Invalid format for rtpport option '%s' at line %d of %s, using defaults\n", v->value, v->lineno, config);
+				conf_rtp_portstart=DEFAULT_RTP_PORTSTART;
+				conf_rtp_portend=DEFAULT_RTP_PORTEND;
+			}
+			ast_verbose("Channel %s is using RTP ports %d - %d\n", type, conf_rtp_portstart, conf_rtp_portend);
 #ifdef MYSQL_FRIENDS
 		} else if (!strcasecmp(v->name, "dbuser")) {
 			strncpy(mydbuser, v->value, sizeof(mydbuser) - 1);