Index: sofia.c
===================================================================
--- sofia.c	(revision 8884)
+++ sofia.c	(working copy)
@@ -1098,6 +1098,8 @@
 						profile->pflags |= PFLAG_RECIEVED_IN_NAT_REG_CONTACT;
 					} else if (!strcasecmp(var, "aggressive-nat-detection") && switch_true(val)) {
 						profile->pflags |= PFLAG_AGGRESSIVE_NAT_DETECTION;
+					} else if (!strcasecmp(var, "disable-rtp-auto-adjust") && switch_true(val)) {
+						profile->pflags |= PFLAG_DISABLE_RTP_AUTOADJ;
 					} else if (!strcasecmp(var, "rfc2833-pt")) {
 						profile->te = (switch_payload_t) atoi(val);
 					} else if (!strcasecmp(var, "cng-pt")) {
@@ -3308,5 +3310,5 @@
  * c-basic-offset:4
  * End:
  * For VIM:
- * vim:set softtabstop=4 shiftwidth=4 tabstop=4 expandtab:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4:
  */
Index: mod_sofia.h
===================================================================
--- mod_sofia.h	(revision 8884)
+++ mod_sofia.h	(working copy)
@@ -154,7 +154,8 @@
 	PFLAG_DISABLE_100REL = (1 << 20),
 	PFLAG_AGGRESSIVE_NAT_DETECTION = (1 << 21),
 	PFLAG_RECIEVED_IN_NAT_REG_CONTACT = (1 << 22),
-	PFLAG_3PCC = (1 << 23)
+	PFLAG_3PCC = (1 << 23),
+	PFLAG_DISABLE_RTP_AUTOADJ = (1 << 24)
 } PFLAGS;
 
 typedef enum {
Index: sofia_glue.c
===================================================================
--- sofia_glue.c	(revision 8884)
+++ sofia_glue.c	(working copy)
@@ -725,6 +725,7 @@
 	char rvp[128] = "";
 	char *p, *ip_ptr = NULL, *port_ptr = NULL, *vid_port_ptr = NULL;
 	int x;
+	const char *val;
 
 	if (switch_strlen_zero(tech_pvt->remote_sdp_str)) {
 		return SWITCH_STATUS_FALSE;
@@ -792,8 +793,11 @@
 				} else {
 					switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "VIDEO RTP CHANGING DEST TO: [%s:%d]\n",
 									  tech_pvt->remote_sdp_video_ip, tech_pvt->remote_sdp_video_port);
-					/* Reactivate the NAT buster flag. */
-					switch_rtp_set_flag(tech_pvt->video_rtp_session, SWITCH_RTP_FLAG_AUTOADJ);
+					if (!sofia_test_pflag(tech_pvt->profile, PFLAG_DISABLE_RTP_AUTOADJ) &&
+						!((val = switch_channel_get_variable(tech_pvt->channel, "disable_rtp_auto_adjust")) && switch_true(val))) {
+						/* Reactivate the NAT buster flag. */
+						switch_rtp_set_flag(tech_pvt->video_rtp_session, SWITCH_RTP_FLAG_AUTOADJ);
+					}
 				}
 			}
 		}
@@ -812,8 +816,11 @@
 		} else {
 			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "AUDIO RTP CHANGING DEST TO: [%s:%d]\n",
 							  tech_pvt->remote_sdp_audio_ip, tech_pvt->remote_sdp_audio_port);
-			/* Reactivate the NAT buster flag. */
-			switch_rtp_set_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_AUTOADJ);
+			if (!sofia_test_pflag(tech_pvt->profile, PFLAG_DISABLE_RTP_AUTOADJ) &&
+				!((val = switch_channel_get_variable(tech_pvt->channel, "disable_rtp_auto_adjust")) && switch_true(val))) {
+				/* Reactivate the NAT buster flag. */
+				switch_rtp_set_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_AUTOADJ);	
+			}
 		}
 	}
 
@@ -1594,8 +1601,11 @@
 
 	if (myflags) {
 		flags = myflags;
-	} else {
+	} else if (!sofia_test_pflag(tech_pvt->profile, PFLAG_DISABLE_RTP_AUTOADJ) &&
+				!((val = switch_channel_get_variable(tech_pvt->channel, "disable_rtp_auto_adjust")) && switch_true(val))) {
 		flags = (switch_rtp_flag_t) (SWITCH_RTP_FLAG_AUTOADJ | SWITCH_RTP_FLAG_DATAWAIT);
+    } else {
+		flags = (switch_rtp_flag_t) (SWITCH_RTP_FLAG_DATAWAIT);
 	}
 
 	if (switch_test_flag(tech_pvt, TFLAG_BUGGY_2833)) {
@@ -1658,8 +1668,11 @@
 		} else {
 			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "AUDIO RTP CHANGING DEST TO: [%s:%d]\n",
 							  tech_pvt->remote_sdp_audio_ip, tech_pvt->remote_sdp_audio_port);
-			/* Reactivate the NAT buster flag. */
-			switch_rtp_set_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_AUTOADJ);
+			if (!sofia_test_pflag(tech_pvt->profile, PFLAG_DISABLE_RTP_AUTOADJ) &&
+				!((val = switch_channel_get_variable(tech_pvt->channel, "disable_rtp_auto_adjust")) && switch_true(val))) {
+				/* Reactivate the NAT buster flag. */
+				switch_rtp_set_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_AUTOADJ);
+			}
 		}
 		goto video;
 	}
@@ -1668,7 +1681,12 @@
 		if ((status = sofia_glue_tech_proxy_remote_addr(tech_pvt)) != SWITCH_STATUS_SUCCESS) {
 			goto end;
 		}
-		flags = (switch_rtp_flag_t) (SWITCH_RTP_FLAG_PROXY_MEDIA | SWITCH_RTP_FLAG_AUTOADJ | SWITCH_RTP_FLAG_DATAWAIT);
+		if (!sofia_test_pflag(tech_pvt->profile, PFLAG_DISABLE_RTP_AUTOADJ) &&
+			!((val = switch_channel_get_variable(tech_pvt->channel, "disable_rtp_auto_adjust")) && switch_true(val))) {
+			flags = (switch_rtp_flag_t) (SWITCH_RTP_FLAG_PROXY_MEDIA | SWITCH_RTP_FLAG_AUTOADJ | SWITCH_RTP_FLAG_DATAWAIT);
+		} else {
+			flags = (switch_rtp_flag_t) (SWITCH_RTP_FLAG_PROXY_MEDIA | SWITCH_RTP_FLAG_DATAWAIT);
+		}
 		timer_name = NULL;
 
 		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "PROXY AUDIO RTP [%s] %s:%d->%s:%d codec: %u ms: %d\n",
@@ -1790,8 +1808,13 @@
 				sofia_glue_tech_choose_video_port(tech_pvt, 1);
 			}
 
-			flags = (switch_rtp_flag_t) (SWITCH_RTP_FLAG_USE_TIMER | SWITCH_RTP_FLAG_AUTOADJ |
-										 SWITCH_RTP_FLAG_DATAWAIT | SWITCH_RTP_FLAG_NOBLOCK | SWITCH_RTP_FLAG_RAW_WRITE);
+			if (!sofia_test_pflag(tech_pvt->profile, PFLAG_DISABLE_RTP_AUTOADJ) &&
+				!((val = switch_channel_get_variable(tech_pvt->channel, "disable_rtp_auto_adjust")) && switch_true(val))) {
+				flags = (switch_rtp_flag_t) (SWITCH_RTP_FLAG_USE_TIMER | SWITCH_RTP_FLAG_AUTOADJ |
+		 									 SWITCH_RTP_FLAG_DATAWAIT | SWITCH_RTP_FLAG_NOBLOCK | SWITCH_RTP_FLAG_RAW_WRITE);
+			} else {
+				flags = (switch_rtp_flag_t) (SWITCH_RTP_FLAG_USE_TIMER | SWITCH_RTP_FLAG_DATAWAIT | SWITCH_RTP_FLAG_NOBLOCK | SWITCH_RTP_FLAG_RAW_WRITE);
+			}
 
 			if (switch_channel_test_flag(tech_pvt->channel, CF_PROXY_MEDIA)) {
 				flags |= SWITCH_RTP_FLAG_PROXY_MEDIA;
@@ -2900,5 +2923,5 @@
  * c-basic-offset:4
  * End:
  * For VIM:
- * vim:set softtabstop=4 shiftwidth=4 tabstop=4 expandtab:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4:
  */