* to support the above functions.
*/
static struct sockaddr_in externip; /*!< External IP address if we are behind NAT */
+static struct sockaddr_in media_address; /*!< External RTP IP address if we are behind NAT */
static char externhost[MAXHOSTNAMELEN]; /*!< External host name */
static time_t externexpire; /*!< Expiration counter for re-resolving external host name in dynamic DNS */
dest->sin_port = p->redirip.sin_port;
dest->sin_addr = p->redirip.sin_addr;
} else {
- dest->sin_addr = p->ourip.sin_addr;
+ dest->sin_addr = media_address.sin_addr.s_addr ? media_address.sin_addr : p->ourip.sin_addr;
dest->sin_port = sin->sin_port;
}
if (needvideo) {
vdest->sin_addr = p->vredirip.sin_addr;
vdest->sin_port = p->vredirip.sin_port;
} else {
- vdest->sin_addr = p->ourip.sin_addr;
+ vdest->sin_addr = media_address.sin_addr.s_addr ? media_address.sin_addr : p->ourip.sin_addr;
vdest->sin_port = vsin->sin_port;
}
}
ast_free_ha(localaddr);
memset(&localaddr, 0, sizeof(localaddr));
memset(&externip, 0, sizeof(externip));
+ memset(&media_address, 0, sizeof(media_address));
memset(&default_prefs, 0 , sizeof(default_prefs));
memset(&sip_cfg.outboundproxy, 0, sizeof(struct sip_proxy));
sip_cfg.outboundproxy.ip.sin_port = htons(STANDARD_SIP_PORT);
localaddr = na;
if (ha_error)
ast_log(LOG_ERROR, "Bad localnet configuration value line %d : %s\n", v->lineno, v->value);
+ } else if (!strcasecmp(v->name, "media_address")) {
+ if (ast_parse_arg(v->value, PARSE_INADDR, &media_address))
+ ast_log(LOG_WARNING, "Invalid address for media_address keyword: %s\n", v->value);
} else if (!strcasecmp(v->name, "externip")) {
if (ast_parse_arg(v->value, PARSE_INADDR, &externip))
ast_log(LOG_WARNING, "Invalid address for externip keyword: %s\n", v->value);
; nat = force_rport ; Force rport to always be on.
; nat = yes ; Force rport to always be on and perform symmetric RTP.
; nat = comedia ; Use rport if the remote side says to use it and perform symmetric RTP.
+;
+; The IP address used for media (audio and video) in the SDP can also be overridden by using
+; the media_address configuration option. This is only applicable to the general section and
+; can not be set per-user or per-peer.
+;
+; media_address = 172.16.42.1
;----------------------------------- MEDIA HANDLING --------------------------------
; By default, Asterisk tries to re-invite media streams to an optimal path. If there's