--- asterisk-1.8.13.0.o/channels/chan_sip.c	2012-05-30 16:23:36.000000000 +0200
+++ asterisk-1.8.13.0/channels/chan_sip.c	2012-08-07 21:23:36.652249965 +0200
@@ -20285,7 +20285,7 @@
 		ast_log(LOG_WARNING, "Received response: \"Forbidden\" from '%s'\n", get_header(&p->initreq, "From"));
 		if (!req->ignore && p->owner) {
 			ast_set_hangupsource(p->owner, p->owner->name, 0);
-			ast_queue_hangup_with_cause(p->owner, AST_CAUSE_CONGESTION);
+			ast_queue_hangup_with_cause(p->owner, hangup_sip2cause(resp));
 		}
 		break;
 
@@ -20293,7 +20293,7 @@
 		xmitres = transmit_request(p, SIP_ACK, seqno, XMIT_UNRELIABLE, FALSE);
 		if (p->owner && !req->ignore) {
 			ast_set_hangupsource(p->owner, p->owner->name, 0);
-			ast_queue_hangup_with_cause(p->owner, AST_CAUSE_CONGESTION);
+			ast_queue_hangup_with_cause(p->owner, hangup_sip2cause(resp));
 		}
 		break;
 
@@ -20303,7 +20303,7 @@
 		ast_log(LOG_WARNING, "Re-invite to non-existing call leg on other UA. SIP dialog '%s'. Giving up.\n", p->callid);
 		xmitres = transmit_request(p, SIP_ACK, seqno, XMIT_UNRELIABLE, FALSE);
 		if (p->owner) {
-			ast_queue_hangup_with_cause(p->owner, AST_CAUSE_CONGESTION);
+			ast_queue_hangup_with_cause(p->owner, hangup_sip2cause(resp));
 		}
 		break;
 
@@ -20318,7 +20318,7 @@
 		append_history(p, "Identity", "SIP identity is required. Not supported by Asterisk.");
 		ast_log(LOG_WARNING, "SIP identity required by proxy. SIP dialog '%s'. Giving up.\n", p->callid);
 		if (p->owner && !req->ignore) {
-			ast_queue_hangup_with_cause(p->owner, AST_CAUSE_CONGESTION);
+			ast_queue_hangup_with_cause(p->owner, hangup_sip2cause(resp));
 		}
 		break;
 
@@ -20351,7 +20351,7 @@
 		} else {
 			/* We can't set up this call, so give up */
 			if (p->owner && !req->ignore) {
-				ast_queue_hangup_with_cause(p->owner, AST_CAUSE_CONGESTION);
+				ast_queue_hangup_with_cause(p->owner, hangup_sip2cause(resp));
 			}
 		}
 		break;
@@ -20359,7 +20359,7 @@
 		xmitres = transmit_request(p, SIP_ACK, seqno, XMIT_UNRELIABLE, FALSE);
 		if (p->owner && !req->ignore) {
 			if (p->owner->_state != AST_STATE_UP) {
-				ast_queue_hangup_with_cause(p->owner, AST_CAUSE_CONGESTION);
+				ast_queue_hangup_with_cause(p->owner, hangup_sip2cause(resp));
 			} else {
 				/* This is a re-invite that failed. */
 				/* Reset the flag after a while
@@ -20383,7 +20383,7 @@
 	case 501: /* Not implemented */
 		xmitres = transmit_request(p, SIP_ACK, seqno, XMIT_UNRELIABLE, FALSE);
 		if (p->owner) {
-			ast_queue_hangup_with_cause(p->owner, AST_CAUSE_CONGESTION);
+			ast_queue_hangup_with_cause(p->owner, hangup_sip2cause(resp));
 		}
 		break;
 	}