diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.c b/src/mod/endpoints/mod_sofia/mod_sofia.c
index 0921f1f313..ebf51b9c39 100644
--- a/src/mod/endpoints/mod_sofia/mod_sofia.c
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.c
@@ -1444,69 +1444,97 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
 
 	case SWITCH_MESSAGE_INDICATE_BRIDGE:
 		{
-			const char *var = switch_channel_get_variable(tech_pvt->channel, "sip_jitter_buffer_during_bridge");			
-
 			sofia_glue_tech_track(tech_pvt->profile, session);
 			
 			sofia_glue_tech_simplify(tech_pvt);
 			
-			if (switch_false(var) && switch_rtp_ready(tech_pvt->rtp_session)) {
+			if (switch_rtp_ready(tech_pvt->rtp_session)) {
 				const char *val;
 				int ok = 0;
 				
-				if (switch_channel_test_flag(tech_pvt->channel, CF_JITTERBUFFER) && switch_channel_test_cap_partner(tech_pvt->channel, CC_FS_RTP)) {
-					switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG,
-									  "%s PAUSE Jitterbuffer\n", switch_channel_get_name(channel));					
-					switch_rtp_pause_jitter_buffer(tech_pvt->rtp_session, SWITCH_TRUE);
+				if (!(val = switch_channel_get_variable(tech_pvt->channel, "sip_jitter_buffer_during_bridge")) || switch_false(val)) {
+					if (switch_channel_test_flag(tech_pvt->channel, CF_JITTERBUFFER) && switch_channel_test_cap_partner(tech_pvt->channel, CC_FS_RTP)) {
+						switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG,
+										  "%s PAUSE Jitterbuffer\n", switch_channel_get_name(channel));					
+						switch_rtp_pause_jitter_buffer(tech_pvt->rtp_session, SWITCH_TRUE);
+						sofia_set_flag(tech_pvt, TFLAG_JB_PAUSED);
+					}
 				}
-
+				
 				if (sofia_test_flag(tech_pvt, TFLAG_PASS_RFC2833) && switch_channel_test_flag_partner(channel, CF_FS_RTP)) {
 					switch_rtp_set_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_PASS_RFC2833);
 					switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG,
 									  "%s activate passthru 2833 mode.\n", switch_channel_get_name(channel));
 				}
 
-				if ((val = switch_channel_get_variable(channel, "rtp_autoflush_during_bridge"))) {
+
+				if ((val = switch_channel_get_variable(channel, "rtp_notimer_during_bridge"))) {
 					ok = switch_true(val);
 				} else {
-					ok = sofia_test_pflag(tech_pvt->profile, PFLAG_RTP_AUTOFLUSH_DURING_BRIDGE);
+					ok = sofia_test_pflag(tech_pvt->profile, PFLAG_RTP_NOTIMER_DURING_BRIDGE);
+				}
+
+				if (ok && !switch_rtp_test_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {
+					ok = 0;
+				}
+
+				if (ok) {
+					switch_rtp_clear_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_USE_TIMER);
+					switch_rtp_set_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_NOBLOCK);
+					sofia_set_flag(tech_pvt, TFLAG_NOTIMER_DURING_BRIDGE);
+				}
+
+				if (ok && sofia_test_flag(tech_pvt, TFLAG_NOTIMER_DURING_BRIDGE)) {
+					/* these are not compat */
+					ok = 0;
+				} else {
+					if ((val = switch_channel_get_variable(channel, "rtp_autoflush_during_bridge"))) {
+						ok = switch_true(val);
+					} else {
+						ok = sofia_test_pflag(tech_pvt->profile, PFLAG_RTP_AUTOFLUSH_DURING_BRIDGE);
+					}
 				}
 				
 				if (ok) {
 					rtp_flush_read_buffer(tech_pvt->rtp_session, SWITCH_RTP_FLUSH_STICK);
+					sofia_set_flag(tech_pvt, TFLAG_AUTOFLUSH_DURING_BRIDGE);
 				} else {
 					rtp_flush_read_buffer(tech_pvt->rtp_session, SWITCH_RTP_FLUSH_ONCE);
 				}
+				
 			}
 		}
 		goto end;
 	case SWITCH_MESSAGE_INDICATE_UNBRIDGE:
 		if (switch_rtp_ready(tech_pvt->rtp_session)) {
-			const char *val;
-			int ok = 0;
 			
 			sofia_glue_tech_track(tech_pvt->profile, session);
 
-			if (switch_channel_test_flag(tech_pvt->channel, CF_JITTERBUFFER)) {
-				switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG,
-								  "%s RESUME Jitterbuffer\n", switch_channel_get_name(channel));					
-				switch_rtp_pause_jitter_buffer(tech_pvt->rtp_session, SWITCH_FALSE);
+			if (sofia_test_flag(tech_pvt, TFLAG_JB_PAUSED)) {
+				sofia_clear_flag(tech_pvt, TFLAG_JB_PAUSED);
+				if (switch_channel_test_flag(tech_pvt->channel, CF_JITTERBUFFER)) {
+					switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG,
+									  "%s RESUME Jitterbuffer\n", switch_channel_get_name(channel));					
+					switch_rtp_pause_jitter_buffer(tech_pvt->rtp_session, SWITCH_FALSE);
+				}
 			}
+			
 
 			if (switch_rtp_test_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_PASS_RFC2833)) {
 				switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "%s deactivate passthru 2833 mode.\n",
 								  switch_channel_get_name(channel));
 				switch_rtp_clear_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_PASS_RFC2833);
 			}
-
-			if ((val = switch_channel_get_variable(channel, "rtp_autoflush_during_bridge"))) {
-				ok = switch_true(val);
-			} else {
-				ok = sofia_test_pflag(tech_pvt->profile, PFLAG_RTP_AUTOFLUSH_DURING_BRIDGE);
+			
+			if (sofia_test_flag(tech_pvt, TFLAG_NOTIMER_DURING_BRIDGE)) {
+				switch_rtp_set_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_USE_TIMER);
+				switch_rtp_clear_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_NOBLOCK);
+				sofia_clear_flag(tech_pvt, TFLAG_NOTIMER_DURING_BRIDGE);
 			}
 
-			if (ok) {
+			if (sofia_test_flag(tech_pvt, TFLAG_AUTOFLUSH_DURING_BRIDGE)) {
 				rtp_flush_read_buffer(tech_pvt->rtp_session, SWITCH_RTP_FLUSH_UNSTICK);
+				sofia_clear_flag(tech_pvt, TFLAG_AUTOFLUSH_DURING_BRIDGE);
 			} else {
 				rtp_flush_read_buffer(tech_pvt->rtp_session, SWITCH_RTP_FLUSH_ONCE);
 			}
diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.h b/src/mod/endpoints/mod_sofia/mod_sofia.h
index c46e6395a0..c3b60da317 100644
--- a/src/mod/endpoints/mod_sofia/mod_sofia.h
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.h
@@ -231,6 +231,7 @@ typedef enum {
 	PFLAG_PRESENCE_ON_FIRST_REGISTER,
 	PFLAG_NO_CONNECTION_REUSE,
 	PFLAG_RENEG_ON_HOLD,
+	PFLAG_RTP_NOTIMER_DURING_BRIDGE,
 	/* No new flags below this line */
 	PFLAG_MAX
 } PFLAGS;
@@ -289,6 +290,9 @@ typedef enum {
 	TFLAG_RECOVERING_BRIDGE,
 	TFLAG_T38_PASSTHRU,
 	TFLAG_RECOVERED,
+	TFLAG_AUTOFLUSH_DURING_BRIDGE,
+	TFLAG_NOTIMER_DURING_BRIDGE,
+	TFLAG_JB_PAUSED,
 	/* No new flags below this line */
 	TFLAG_MAX
 } TFLAGS;
diff --git a/src/mod/endpoints/mod_sofia/sofia.c b/src/mod/endpoints/mod_sofia/sofia.c
index b6d6b74aa6..8e38393efb 100644
--- a/src/mod/endpoints/mod_sofia/sofia.c
+++ b/src/mod/endpoints/mod_sofia/sofia.c
@@ -2525,6 +2525,12 @@ switch_status_t reconfig_sofia(sofia_profile_t *profile)
 						} else {
 							sofia_clear_pflag(profile, PFLAG_RTP_AUTOFLUSH_DURING_BRIDGE);
 						}
+					} else if (!strcasecmp(var, "rtp-notimer-during-bridge")) {
+						if (switch_true(val)) {
+							sofia_set_pflag(profile, PFLAG_RTP_NOTIMER_DURING_BRIDGE);
+						} else {
+							sofia_clear_pflag(profile, PFLAG_RTP_NOTIMER_DURING_BRIDGE);
+						}
 					} else if (!strcasecmp(var, "manual-redirect")) {
 						if (switch_true(val)) {
 							sofia_set_pflag(profile, PFLAG_MANUAL_REDIRECT);
@@ -3202,6 +3208,12 @@ switch_status_t config_sofia(int reload, char *profile_name)
 						} else {
 							sofia_clear_pflag(profile, PFLAG_RTP_AUTOFLUSH_DURING_BRIDGE);
 						}
+					} else if (!strcasecmp(var, "rtp-notimer-during-bridge")) {
+						if (switch_true(val)) {
+							sofia_set_pflag(profile, PFLAG_RTP_NOTIMER_DURING_BRIDGE);
+						} else {
+							sofia_clear_pflag(profile, PFLAG_RTP_NOTIMER_DURING_BRIDGE);
+						}
 					} else if (!strcasecmp(var, "manual-redirect")) {
 						if (switch_true(val)) {
 							sofia_set_pflag(profile, PFLAG_MANUAL_REDIRECT);
diff --git a/src/mod/endpoints/mod_sofia/sofia_glue.c b/src/mod/endpoints/mod_sofia/sofia_glue.c
index 8d7fb6bc57..91cf5b6fba 100644
--- a/src/mod/endpoints/mod_sofia/sofia_glue.c
+++ b/src/mod/endpoints/mod_sofia/sofia_glue.c
@@ -3176,7 +3176,7 @@ switch_status_t sofia_glue_activate_rtp(private_object_t *tech_pvt, switch_rtp_f
 
 		if ((val = switch_channel_get_variable(tech_pvt->channel, "jitterbuffer_msec")) || (val = tech_pvt->profile->jb_msec)) {
 			int jb_msec = atoi(val);
-			int maxlen = 0, max_drift = 0;
+			int maxlen = 0, max_drift = 1000;
 			char *p, *q;
 			
 			if ((p = strchr(val, ':'))) {
diff --git a/src/switch_rtp.c b/src/switch_rtp.c
index f5a7022928..6b8c6b0dc6 100644
--- a/src/switch_rtp.c
+++ b/src/switch_rtp.c
@@ -2182,7 +2182,10 @@ SWITCH_DECLARE(void) switch_rtp_set_flag(switch_rtp_t *rtp_session, switch_rtp_f
 		rtp_session->autoadj_window = 20;
 		rtp_session->autoadj_tally = 0;
 		rtp_flush_read_buffer(rtp_session, SWITCH_RTP_FLUSH_ONCE);
+	} else if (flags & SWITCH_RTP_FLAG_NOBLOCK) {
+		switch_socket_opt_set(rtp_session->sock_input, SWITCH_SO_NONBLOCK, TRUE);
 	}
+
 }
 
 SWITCH_DECLARE(uint32_t) switch_rtp_test_flag(switch_rtp_t *rtp_session, switch_rtp_flag_t flags)
@@ -2193,6 +2196,10 @@ SWITCH_DECLARE(uint32_t) switch_rtp_test_flag(switch_rtp_t *rtp_session, switch_
 SWITCH_DECLARE(void) switch_rtp_clear_flag(switch_rtp_t *rtp_session, switch_rtp_flag_t flags)
 {
 	switch_clear_flag_locked(rtp_session, flags);
+
+	if (flags & SWITCH_RTP_FLAG_NOBLOCK) {
+		switch_socket_opt_set(rtp_session->sock_input, SWITCH_SO_NONBLOCK, FALSE);
+	}
 }
 
 static void do_2833(switch_rtp_t *rtp_session, switch_core_session_t *session)
@@ -2240,7 +2247,7 @@ static void do_2833(switch_rtp_t *rtp_session, switch_core_session_t *session)
 		if (loops != 1) {
 			rtp_session->last_write_ts = rtp_session->dtmf_data.timestamp_dtmf + rtp_session->dtmf_data.out_digit_sub_sofar;
 			rtp_session->sending_dtmf = 0;
-			if (rtp_session->timer.interval) {
+			if (switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {
 				rtp_session->last_write_samplecount = rtp_session->timer.samplecount;
 				rtp_session->next_write_samplecount = rtp_session->timer.samplecount + samples * 5;
 			}
@@ -2251,7 +2258,7 @@ static void do_2833(switch_rtp_t *rtp_session, switch_core_session_t *session)
 	if (!rtp_session->dtmf_data.out_digit_dur && rtp_session->dtmf_data.dtmf_queue && switch_queue_size(rtp_session->dtmf_data.dtmf_queue)) {
 		void *pop;
 
-		if (rtp_session->timer.interval) {
+		if (switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {
 			if (rtp_session->timer.samplecount < rtp_session->next_write_samplecount) {
 				return;
 			}
@@ -2275,7 +2282,7 @@ static void do_2833(switch_rtp_t *rtp_session, switch_core_session_t *session)
 
 
 			rtp_session->dtmf_data.timestamp_dtmf = rtp_session->last_write_ts + samples;
-			if (rtp_session->timer.interval) {
+			if (switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {
 				offset = rtp_session->timer.samplecount - rtp_session->last_write_samplecount;
 				if (offset > 0) {
 					rtp_session->dtmf_data.timestamp_dtmf = (uint32_t) (rtp_session->dtmf_data.timestamp_dtmf + offset);
@@ -2491,10 +2498,14 @@ static switch_status_t read_rtp_packet(switch_rtp_t *rtp_session, switch_size_t
 			stfu_n_reset(rtp_session->jb);
 		}
 
+		if (!switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER) && rtp_session->timer.interval) {
+			switch_core_timer_sync(&rtp_session->timer);
+		}
+
 		if (stfu_n_eat(rtp_session->jb, rtp_session->last_read_ts, 
 					   rtp_session->recv_msg.header.pt,
 					   rtp_session->recv_msg.body, *bytes - rtp_header_len, rtp_session->timer.samplecount) == STFU_ITS_TOO_LATE) {
-			printf("doh\n");
+			
 			goto more;
 		}
 
@@ -2657,7 +2668,7 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
 		return -1;
 	}
 
-	if (rtp_session->timer.interval) {
+	if (switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {
 		sleep_mss = rtp_session->timer.interval * 1000;
 	}
 
@@ -2668,7 +2679,7 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
 		int read_pretriggered = 0;
 		bytes = 0;
 
-		if (rtp_session->timer.interval) {
+		if (switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {
 			if ((switch_test_flag(rtp_session, SWITCH_RTP_FLAG_AUTOFLUSH) || switch_test_flag(rtp_session, SWITCH_RTP_FLAG_STICKY_FLUSH)) &&
 				rtp_session->read_pollfd) {
 				if (switch_poll(rtp_session->read_pollfd, 1, &fdr, 0) == SWITCH_STATUS_SUCCESS) {
@@ -2722,8 +2733,8 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
 		if (!switch_rtp_ready(rtp_session)) {
 			break;
 		}
-
-		if (!rtp_session->timer.interval && rtp_session->read_pollfd) {
+		
+		if (!switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER) && rtp_session->read_pollfd) {
 			int pt = poll_sec * 1000000;
 
 			if (rtp_session->dtmf_data.out_digit_dur > 0 || rtp_session->dtmf_data.in_digit_sanity) {
@@ -3160,7 +3171,8 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
 			goto end;
 		}
 
-		if (check || (bytes && !rtp_session->timer.interval)) {
+
+		if (check || (bytes && !switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER))) {
 			if (!bytes && switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {	/* We're late! We're Late! */
 				if (!switch_test_flag(rtp_session, SWITCH_RTP_FLAG_NOBLOCK) && status == SWITCH_STATUS_BREAK) {
 					switch_cond_next();
@@ -3186,7 +3198,7 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
 
 	do_continue:
 
-		if (!bytes && !rtp_session->timer.interval) {
+		if (!bytes && !switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {
 			switch_yield(sleep_mss);
 		}
 
@@ -3522,7 +3534,7 @@ static int rtp_common_write(switch_rtp_t *rtp_session,
 			if (rtp_session->ts <= rtp_session->last_write_ts && !(rtp_session->rtp_bugs & RTP_BUG_NEVER_SEND_MARKER)) {
 				m++;
 			}
-		} else if (rtp_session->timer.timer_interface) {
+		} else if (switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {
 			rtp_session->ts = rtp_session->timer.samplecount;
 
 			if (rtp_session->ts <= rtp_session->last_write_ts && rtp_session->ts > 0) {
@@ -3540,11 +3552,12 @@ static int rtp_common_write(switch_rtp_t *rtp_session,
 			m++;
 		}
 
-		if (rtp_session->timer.interval && (rtp_session->timer.samplecount - rtp_session->last_write_samplecount) > rtp_session->samples_per_interval * 10) {
+		if (switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER) && 
+			(rtp_session->timer.samplecount - rtp_session->last_write_samplecount) > rtp_session->samples_per_interval * 10) {
 			m++;
 		}
 
-		if (!rtp_session->timer.interval &&
+		if (!switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER) &&
 			((unsigned) ((switch_micro_time_now() - rtp_session->last_write_timestamp))) > (rtp_session->ms_per_packet * 10)) {
 			m++;
 		}
@@ -3785,7 +3798,7 @@ static int rtp_common_write(switch_rtp_t *rtp_session,
 			rtp_session->stats.outbound.media_bytes += bytes;
 		}
 
-		if (rtp_session->timer.interval) {
+		if (switch_test_flag(rtp_session, SWITCH_RTP_FLAG_USE_TIMER)) {
 			rtp_session->last_write_samplecount = rtp_session->timer.samplecount;
 		} else {
 			rtp_session->last_write_timestamp = (uint32_t) switch_micro_time_now();