Tue Mar 18 07:00:01 CET 2003

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@652 f38db490-d61c-443f-a65b-d21fe96a405b

7 files changed, 197 insertions, 169 deletions

diff --git a/channels/chan_iax.c b/channels/chan_iax.c
index 3cf6813dd..894aa67c2 100755
--- a/channels/chan_iax.c
+++ b/channels/chan_iax.c
@@ -3409,7 +3409,6 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
 	char rel0[256];
 	char rel1[255];
 	char empty[32]="";		/* Safety measure */
-	fr.ts=0;	/* make Valgrind happy */
 	res = recvfrom(netsocket, buf, sizeof(buf), 0,(struct sockaddr *) &sin, &len);
 	if (res < 0) {
 		if (errno != ECONNREFUSED)
@@ -3473,6 +3472,7 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
 			ast_log(LOG_DEBUG, "Received packet %d, (%d, %d)\n", ntohs(fh->seqno), f.frametype, f.subclass);
 		/* Check if it's out of order (and not an ACK or INVAL) */
 		fr.seqno = ntohs(fh->seqno);
+		fr.ts = ntohl(fh->ts);
 		if ((iaxs[fr.callno]->iseqno != fr.seqno) &&
 			(iaxs[fr.callno]->iseqno ||
 				((f.subclass != AST_IAX_COMMAND_TXCNT) &&
@@ -3525,7 +3525,6 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
 			f.data = buf + sizeof(struct ast_iax_full_hdr);
 		else
 			f.data = empty;
-		fr.ts = ntohl(fh->ts);
 		/* Unless this is an ACK or INVAL frame, ack it */
 		if ((f.frametype != AST_FRAME_IAX) || 
 			 ((f.subclass != AST_IAX_COMMAND_ACK) && 
diff --git a/channels/chan_iax2.c b/channels/chan_iax2.c
index c58e24e3d..b1d2402ce 100755
--- a/channels/chan_iax2.c
+++ b/channels/chan_iax2.c
@@ -1786,6 +1786,7 @@ static int iax2_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags
 	struct ast_frame *f;
 	struct chan_iax2_pvt *p0 = c0->pvt->pvt;
 	struct chan_iax2_pvt *p1 = c1->pvt->pvt;
+	struct timeval waittimer = {0, 0}, tv;
 
 	/* Put them in native bridge mode */
 	p0->bridgecallno = p1->callno;
@@ -1814,13 +1815,18 @@ static int iax2_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags
 		
 		if ((p0->transferring == TRANSFER_RELEASED) && (p1->transferring == TRANSFER_RELEASED)) {
 			/* Call has been transferred.  We're no longer involved */
-			sleep(1);
-			c0->_softhangup |= AST_SOFTHANGUP_DEV;
-			c1->_softhangup |= AST_SOFTHANGUP_DEV;
-			*fo = NULL;
-			*rc = c0;
-			res = 0;
-			break;
+			gettimeofday(&tv, NULL);
+			if (!waittimer.tv_sec && !waittimer.tv_usec) {
+				waittimer.tv_sec = tv.tv_sec;
+				waittimer.tv_usec = tv.tv_usec;
+			} else if (tv.tv_sec - waittimer.tv_sec > IAX_LINGER_TIMEOUT) {
+				c0->_softhangup |= AST_SOFTHANGUP_DEV;
+				c1->_softhangup |= AST_SOFTHANGUP_DEV;
+				*fo = NULL;
+				*rc = c0;
+				res = 0;
+				break;
+			}
 		}
 		to = 1000;
 		who = ast_waitfor_n(cs, 2, &to);
@@ -2164,7 +2170,10 @@ static int iax2_send(struct chan_iax2_pvt *pvt, struct ast_frame *f, unsigned in
 		fh->scallno = htons(fr->callno | IAX_FLAG_FULL);
 		fh->ts = htonl(fr->ts);
 		fh->oseqno = fr->oseqno;
-		fh->iseqno = fr->iseqno;
+		if (transfer) {
+			fh->iseqno = 0;
+		} else
+			fh->iseqno = fr->iseqno;
 		/* Keep track of the last thing we've acknowledged */
 		pvt->aseqno = fr->iseqno;
 		fh->type = fr->af.frametype & 0xFF;
@@ -2206,6 +2215,7 @@ static int iax2_send(struct chan_iax2_pvt *pvt, struct ast_frame *f, unsigned in
 					ast_log(LOG_WARNING, "Out of trunk data space on call number %d, dropping\n", pvt->callno);
 				pvt->trunkerror = 1;
 			}
+			res = 0;
 		} else {
 			/* Mini-frames have no sequence number */
 			fr->oseqno = -1;
@@ -3355,146 +3365,6 @@ static int iax2_poke_peer_s(void *data)
 	return 0;
 }
 
-static int parse_ies(struct iax_ies *ies, unsigned char *data, int datalen)
-{
-	/* Parse data into information elements */
-	int len;
-	int ie;
-	memset(ies, 0, sizeof(struct iax_ies));
-	ies->msgcount = -1;
-	while(datalen >= 2) {
-		ie = data[0];
-		len = data[1];
-		if (len > datalen - 2) {
-			ast_log(LOG_WARNING, "Information element length exceeds message size\n");
-			return -1;
-		}
-		switch(ie) {
-		case IAX_IE_CALLED_NUMBER:
-			ies->called_number = data + 2;
-			break;
-		case IAX_IE_CALLING_NUMBER:
-			ies->calling_number = data + 2;
-			break;
-		case IAX_IE_CALLING_ANI:
-			ies->calling_ani = data + 2;
-			break;
-		case IAX_IE_CALLING_NAME:
-			ies->calling_name = data + 2;
-			break;
-		case IAX_IE_CALLED_CONTEXT:
-			ies->called_context = data + 2;
-			break;
-		case IAX_IE_USERNAME:
-			ies->username = data + 2;
-			break;
-		case IAX_IE_PASSWORD:
-			ies->password = data + 2;
-			break;
-		case IAX_IE_CAPABILITY:
-			if (len != sizeof(unsigned int)) 
-				ast_log(LOG_WARNING, "Expecting capability to be %d bytes long but was %d\n", sizeof(unsigned int), len);
-			else
-				ies->capability = ntohl(*((unsigned int *)(data + 2)));
-			break;
-		case IAX_IE_FORMAT:
-			if (len != sizeof(unsigned int)) 
-				ast_log(LOG_WARNING, "Expecting format to be %d bytes long but was %d\n", sizeof(unsigned int), len);
-			else
-				ies->format = ntohl(*((unsigned int *)(data + 2)));
-			break;
-		case IAX_IE_LANGUAGE:
-			ies->language = data + 2;
-			break;
-		case IAX_IE_VERSION:
-			if (len != sizeof(unsigned short)) 
-				ast_log(LOG_WARNING, "Expecting version to be %d bytes long but was %d\n", sizeof(unsigned short), len);
-			else
-				ies->version = ntohs(*((unsigned short *)(data + 2)));
-			break;
-		case IAX_IE_ADSICPE:
-			if (len != sizeof(unsigned short)) 
-				ast_log(LOG_WARNING, "Expecting adsicpe to be %d bytes long but was %d\n", sizeof(unsigned short), len);
-			else
-				ies->adsicpe = ntohs(*((unsigned short *)(data + 2)));
-			break;
-		case IAX_IE_DNID:
-			ies->dnid = data + 2;
-			break;
-		case IAX_IE_AUTHMETHODS:
-			if (len != sizeof(unsigned short)) 
-				ast_log(LOG_WARNING, "Expecting authmethods to be %d bytes long but was %d\n", sizeof(unsigned short), len);
-			else
-				ies->authmethods = ntohs(*((unsigned short *)(data + 2)));
-			break;
-		case IAX_IE_CHALLENGE:
-			ies->challenge = data + 2;
-			break;
-		case IAX_IE_MD5_RESULT:
-			ies->md5_result = data + 2;
-			break;
-		case IAX_IE_RSA_RESULT:
-			ies->rsa_result = data + 2;
-			break;
-		case IAX_IE_APPARENT_ADDR:
-			ies->apparent_addr = ((struct sockaddr_in *)(data + 2));
-			break;
-		case IAX_IE_REFRESH:
-			if (len != sizeof(unsigned short)) 
-				ast_log(LOG_WARNING, "Expecting refresh to be %d bytes long but was %d\n", sizeof(unsigned short), len);
-			else
-				ies->refresh = ntohs(*((unsigned short *)(data + 2)));
-			break;
-		case IAX_IE_DPSTATUS:
-			if (len != sizeof(unsigned short)) 
-				ast_log(LOG_WARNING, "Expecting dpstatus to be %d bytes long but was %d\n", sizeof(unsigned short), len);
-			else
-				ies->dpstatus = ntohs(*((unsigned short *)(data + 2)));
-			break;
-		case IAX_IE_CALLNO:
-			if (len != sizeof(unsigned short)) 
-				ast_log(LOG_WARNING, "Expecting callno to be %d bytes long but was %d\n", sizeof(unsigned short), len);
-			else
-				ies->callno = ntohs(*((unsigned short *)(data + 2)));
-			break;
-		case IAX_IE_CAUSE:
-			ies->cause = data + 2;
-			break;
-		case IAX_IE_IAX_UNKNOWN:
-			if (len == 1)
-				ies->iax_unknown = data[2];
-			else
-				ast_log(LOG_WARNING, "Expected single byte Unknown command, but was %d long\n", len);
-			break;
-		case IAX_IE_MSGCOUNT:
-			if (len != sizeof(unsigned short)) 
-				ast_log(LOG_WARNING, "Expecting msgcount to be %d bytes long but was %d\n", sizeof(unsigned short), len);
-			else
-				ies->msgcount = ntohs(*((unsigned short *)(data + 2)));	
-			break;
-		case IAX_IE_AUTOANSWER:
-			ies->autoanswer = 1;
-			break;
-		case IAX_IE_MUSICONHOLD:
-			ies->musiconhold = 1;
-			break;
-		default:
-			ast_log(LOG_NOTICE, "Ignoring unknown information element '%s' (%d) of length %d\n", iax_ie2str(ie), ie, len);
-		}
-		/* Overwrite information element with 0, to null terminate previous portion */
-		data[0] = 0;
-		datalen -= (len + 2);
-		data += (len + 2);
-	}
-	/* Null-terminate last field */
-	*data = '\0';
-	if (datalen) {
-		ast_log(LOG_WARNING, "Invalid information element contents, strange boundary\n");
-		return -1;
-	}
-	return 0;
-}
-
 static int send_trunk(struct iax2_peer *peer)
 {
 	int x;
@@ -3777,9 +3647,8 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
 			ast_pthread_mutex_unlock(&iaxsl[fr.callno]);
 		return 1;
 	}
-	if (((f.subclass != IAX_COMMAND_TXCNT) &&
-	     (f.subclass != IAX_COMMAND_TXACC)) || (f.frametype != AST_FRAME_IAX))
-		iaxs[fr.callno]->peercallno = (short)(ntohs(mh->callno) & ~IAX_FLAG_FULL);
+	if (!memcmp(&sin, &iaxs[fr.callno]->addr, sizeof(sin)))
+		iaxs[fr.callno]->peercallno = (unsigned short)(ntohs(mh->callno) & ~IAX_FLAG_FULL);
 	if (ntohs(mh->callno) & IAX_FLAG_FULL) {
 		if (option_debug)
 			ast_log(LOG_DEBUG, "Received packet %d, (%d, %d)\n", fh->oseqno, f.frametype, f.subclass);
@@ -3840,9 +3709,11 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
 		}
 		f.datalen = res - sizeof(struct ast_iax2_full_hdr);
 
-		/* Handle implicit ACKing unless this is an INVAL */
-		if (((f.subclass != IAX_COMMAND_INVAL)) ||
-			(f.frametype != AST_FRAME_IAX)) {
+		/* Handle implicit ACKing unless this is an INVAL, and only if this is 
+		   from the real peer, not the transfer peer */
+		if (!memcmp(&sin, &iaxs[fr.callno]->addr, sizeof(sin)) && 
+			(((f.subclass != IAX_COMMAND_INVAL)) ||
+			(f.frametype != AST_FRAME_IAX))) {
 			unsigned char x;
 			/* XXX This code is not very efficient.  Surely there is a better way which still
 			       properly handles boundary conditions? XXX */
@@ -3883,10 +3754,18 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
 			} else
 				ast_log(LOG_DEBUG, "Received iseqno %d not within window %d->%d\n", fr.iseqno, iaxs[fr.callno]->rseqno, iaxs[fr.callno]->oseqno);
 		}
+		if (memcmp(&sin, &iaxs[fr.callno]->addr, sizeof(sin)) && 
+			((f.frametype != AST_FRAME_IAX) || 
+			 ((f.subclass != IAX_COMMAND_TXACC) &&
+			  (f.subclass != IAX_COMMAND_TXCNT)))) {
+			/* Only messages we accept from a transfer host are TXACC and TXCNT */
+			ast_pthread_mutex_unlock(&iaxsl[fr.callno]);
+			return 1;
+		}
 
 		if (f.datalen) {
 			if (f.frametype == AST_FRAME_IAX) {
-				if (parse_ies(&ies, buf + sizeof(struct ast_iax2_full_hdr), f.datalen)) {
+				if (iax_parse_ies(&ies, buf + sizeof(struct ast_iax2_full_hdr), f.datalen)) {
 					ast_log(LOG_WARNING, "undecodable frame received\n");
 					ast_pthread_mutex_unlock(&iaxsl[fr.callno]);
 					return 1;
@@ -4385,6 +4264,8 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
 					send_command_transfer(iaxs[fr.callno], AST_FRAME_IAX, IAX_COMMAND_TXACC, 0, NULL, 0);
 				break;
 			case IAX_COMMAND_TXREL:
+				/* Send ack immediately, rather than waiting until we've changed addresses */
+				send_command_immediate(iaxs[fr.callno], AST_FRAME_IAX, IAX_COMMAND_ACK, fr.ts, NULL, 0,fr.iseqno);
 				complete_transfer(fr.callno, &ies);
 				break;	
 			case IAX_COMMAND_DPREP:
diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index ff47ba88f..cb9bb6f56 100755
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -473,7 +473,7 @@ static void sip_prefs_free(void)
 
 static void sip_pref_remove(int format)
 {
-	struct sip_codec_pref *cur, *prev;
+	struct sip_codec_pref *cur, *prev=NULL;
 	cur = prefs;
 	while(cur) {
 		if (cur->codec == format) {
@@ -744,10 +744,9 @@ static int sip_hangup(struct ast_channel *ast)
 
 static int sip_answer(struct ast_channel *ast)
 {
-	int res = 0,fmt,capability;
+	int res = 0,fmt;
 	char *codec;
 	struct sip_pvt *p = ast->pvt->pvt;
-	struct sip_codec_pref *oldpref=NULL;
 
 	
 	if (ast->_state != AST_STATE_UP) {
@@ -759,10 +758,6 @@ static int sip_answer(struct ast_channel *ast)
 			ast_log(LOG_NOTICE, "Changing codec to '%s' for this call because of ${SIP_CODEC) variable\n",codec);
 			fmt=ast_getformatbyname(codec);
 			if (fmt) {
-				oldpref=prefs;
-				prefs=NULL;
-				sip_pref_append(fmt);
-				capability=p->capability;
 				p->capability=fmt;
 			} else ast_log(LOG_NOTICE, "Ignoring ${SIP_CODEC} variable because of unrecognized codec: %s\n",codec);
 		}
@@ -771,11 +766,6 @@ static int sip_answer(struct ast_channel *ast)
 		if (option_debug)
 			ast_log(LOG_DEBUG, "sip_answer(%s)\n", ast->name);
 		res = transmit_response_with_sdp(p, "200 OK", &p->initreq);
-		sip_prefs_free();
-		if (oldpref) {
-			prefs=oldpref;
-			p->capability=capability;
-		}
 	}
 	return res;
 }
diff --git a/channels/chan_zap.c b/channels/chan_zap.c
index 4d8e460b0..ac51aad37 100755
--- a/channels/chan_zap.c
+++ b/channels/chan_zap.c
@@ -2732,6 +2732,7 @@ static struct ast_frame *zt_handle_event(struct ast_channel *ast)
 								p->owner = p->subs[SUB_REAL].owner;
 								if (p->subs[SUB_REAL].owner && p->subs[SUB_REAL].owner->bridge)
 									ast_moh_stop(p->subs[SUB_REAL].owner->bridge);
+								zt_enable_ec(p);
 							}
 							
 						}
diff --git a/channels/iax2-parser.c b/channels/iax2-parser.c
index 6e27d6ffd..f7020562b 100755
--- a/channels/iax2-parser.c
+++ b/channels/iax2-parser.c
@@ -342,3 +342,157 @@ void iax_set_error(void (*func)(const char *))
 {
 	errorf = func;
 }
+
+int iax_parse_ies(struct iax_ies *ies, unsigned char *data, int datalen)
+{
+	/* Parse data into information elements */
+	int len;
+	int ie;
+	char tmp[256];
+	memset(ies, 0, sizeof(struct iax_ies));
+	ies->msgcount = -1;
+	while(datalen >= 2) {
+		ie = data[0];
+		len = data[1];
+		if (len > datalen - 2) {
+			errorf("Information element length exceeds message size\n");
+			return -1;
+		}
+		switch(ie) {
+		case IAX_IE_CALLED_NUMBER:
+			ies->called_number = data + 2;
+			break;
+		case IAX_IE_CALLING_NUMBER:
+			ies->calling_number = data + 2;
+			break;
+		case IAX_IE_CALLING_ANI:
+			ies->calling_ani = data + 2;
+			break;
+		case IAX_IE_CALLING_NAME:
+			ies->calling_name = data + 2;
+			break;
+		case IAX_IE_CALLED_CONTEXT:
+			ies->called_context = data + 2;
+			break;
+		case IAX_IE_USERNAME:
+			ies->username = data + 2;
+			break;
+		case IAX_IE_PASSWORD:
+			ies->password = data + 2;
+			break;
+		case IAX_IE_CAPABILITY:
+			if (len != sizeof(unsigned int)) {
+				snprintf(tmp, sizeof(tmp), "Expecting capability to be %d bytes long but was %d\n", sizeof(unsigned int), len);
+				errorf(tmp);
+			} else
+				ies->capability = ntohl(*((unsigned int *)(data + 2)));
+			break;
+		case IAX_IE_FORMAT:
+			if (len != sizeof(unsigned int)) {
+				snprintf(tmp, sizeof(tmp), "Expecting format to be %d bytes long but was %d\n", sizeof(unsigned int), len);
+				errorf(tmp);
+			} else
+				ies->format = ntohl(*((unsigned int *)(data + 2)));
+			break;
+		case IAX_IE_LANGUAGE:
+			ies->language = data + 2;
+			break;
+		case IAX_IE_VERSION:
+			if (len != sizeof(unsigned short)) {
+				snprintf(tmp, sizeof(tmp),  "Expecting version to be %d bytes long but was %d\n", sizeof(unsigned short), len);
+				errorf(tmp);
+			} else
+				ies->version = ntohs(*((unsigned short *)(data + 2)));
+			break;
+		case IAX_IE_ADSICPE:
+			if (len != sizeof(unsigned short)) {
+				snprintf(tmp, sizeof(tmp), "Expecting adsicpe to be %d bytes long but was %d\n", sizeof(unsigned short), len);
+				errorf(tmp);
+			} else
+				ies->adsicpe = ntohs(*((unsigned short *)(data + 2)));
+			break;
+		case IAX_IE_DNID:
+			ies->dnid = data + 2;
+			break;
+		case IAX_IE_AUTHMETHODS:
+			if (len != sizeof(unsigned short))  {
+				snprintf(tmp, sizeof(tmp), "Expecting authmethods to be %d bytes long but was %d\n", sizeof(unsigned short), len);
+				errorf(tmp);
+			} else
+				ies->authmethods = ntohs(*((unsigned short *)(data + 2)));
+			break;
+		case IAX_IE_CHALLENGE:
+			ies->challenge = data + 2;
+			break;
+		case IAX_IE_MD5_RESULT:
+			ies->md5_result = data + 2;
+			break;
+		case IAX_IE_RSA_RESULT:
+			ies->rsa_result = data + 2;
+			break;
+		case IAX_IE_APPARENT_ADDR:
+			ies->apparent_addr = ((struct sockaddr_in *)(data + 2));
+			break;
+		case IAX_IE_REFRESH:
+			if (len != sizeof(unsigned short)) {
+				snprintf(tmp, sizeof(tmp),  "Expecting refresh to be %d bytes long but was %d\n", sizeof(unsigned short), len);
+				errorf(tmp);
+			} else
+				ies->refresh = ntohs(*((unsigned short *)(data + 2)));
+			break;
+		case IAX_IE_DPSTATUS:
+			if (len != sizeof(unsigned short)) {
+				snprintf(tmp, sizeof(tmp),  "Expecting dpstatus to be %d bytes long but was %d\n", sizeof(unsigned short), len);
+				errorf(tmp);
+			} else
+				ies->dpstatus = ntohs(*((unsigned short *)(data + 2)));
+			break;
+		case IAX_IE_CALLNO:
+			if (len != sizeof(unsigned short)) {
+				snprintf(tmp, sizeof(tmp),  "Expecting callno to be %d bytes long but was %d\n", sizeof(unsigned short), len);
+				errorf(tmp);
+			} else
+				ies->callno = ntohs(*((unsigned short *)(data + 2)));
+			break;
+		case IAX_IE_CAUSE:
+			ies->cause = data + 2;
+			break;
+		case IAX_IE_IAX_UNKNOWN:
+			if (len == 1)
+				ies->iax_unknown = data[2];
+			else {
+				snprintf(tmp, sizeof(tmp), "Expected single byte Unknown command, but was %d long\n", len);
+				errorf(tmp);
+			}
+			break;
+		case IAX_IE_MSGCOUNT:
+			if (len != sizeof(unsigned short)) {
+				snprintf(tmp, sizeof(tmp), "Expecting msgcount to be %d bytes long but was %d\n", sizeof(unsigned short), len);
+				errorf(tmp);
+			} else
+				ies->msgcount = ntohs(*((unsigned short *)(data + 2)));	
+			break;
+		case IAX_IE_AUTOANSWER:
+			ies->autoanswer = 1;
+			break;
+		case IAX_IE_MUSICONHOLD:
+			ies->musiconhold = 1;
+			break;
+		default:
+			snprintf(tmp, sizeof(tmp), "Ignoring unknown information element '%s' (%d) of length %d\n", iax_ie2str(ie), ie, len);
+			errorf(tmp);
+		}
+		/* Overwrite information element with 0, to null terminate previous portion */
+		data[0] = 0;
+		datalen -= (len + 2);
+		data += (len + 2);
+	}
+	/* Null-terminate last field */
+	*data = '\0';
+	if (datalen) {
+		errorf("Invalid information element contents, strange boundary\n");
+		return -1;
+	}
+	return 0;
+}
+
diff --git a/channels/iax2-parser.h b/channels/iax2-parser.h
index 903a44383..e34ca1ca7 100755
--- a/channels/iax2-parser.h
+++ b/channels/iax2-parser.h
@@ -106,5 +106,6 @@ extern int iax_ie_append_short(struct iax_ie_data *ied, unsigned char ie, unsign
 extern int iax_ie_append_str(struct iax_ie_data *ied, unsigned char ie, unsigned char *str);
 extern int iax_ie_append_byte(struct iax_ie_data *ied, unsigned char ie, unsigned char dat);
 extern int iax_ie_append(struct iax_ie_data *ied, unsigned char ie);
+extern int iax_parse_ies(struct iax_ies *ies, unsigned char *data, int datalen);
 
 #endif
diff --git a/channels/iax2.h b/channels/iax2.h
index e42591c2d..88ffe0ca0 100755
--- a/channels/iax2.h
+++ b/channels/iax2.h
@@ -66,6 +66,8 @@
 
 #define IAX_DEFAULT_REG_EXPIRE  60	/* By default require re-registration once per minute */
 
+#define IAX_LINGER_TIMEOUT		10 /* How long to wait before closing bridged call */
+
 #define IAX_DEFAULT_PORTNO		4569
 
 /* IAX Information elements */