--- chan_sip.c	2014/01/12 13:50:24	1.1
+++ chan_sip.c	2014/01/12 14:01:06
@@ -17887,7 +17887,7 @@
 
 	uri = ast_strdupa(get_in_brackets(tmp));
 
-	if (parse_uri_legacy_check(uri, "sip:,sips:", &uri, &unused_password, &domain, NULL)) {
+	if (parse_uri_legacy_check(uri, "sip:,tel:,sips:", &uri, &unused_password, &domain, NULL)) {
 		ast_log(LOG_WARNING, "Not a SIP header (%s)?\n", uri);
 		return SIP_GET_DEST_INVALID_URI;
 	}
@@ -17915,7 +17915,7 @@
 	ast_copy_string(tmpf, sip_get_header(req, "From"), sizeof(tmpf));
 	if (!ast_strlen_zero(tmpf)) {
 		from = get_in_brackets(tmpf);
-		if (parse_uri_legacy_check(from, "sip:,sips:", &from, NULL, &domain, NULL)) {
+		if (parse_uri_legacy_check(from, "sip:,tel:,sips:", &from, NULL, &domain, NULL)) {
 			ast_log(LOG_WARNING, "Not a SIP header (%s)?\n", from);
 			return SIP_GET_DEST_INVALID_URI;
 		}
@@ -18799,6 +18799,8 @@
 		char *t = uri2;
 		if (!strncasecmp(t, "sip:", 4))
 			t+= 4;
+		else if (!strncasecmp(t, "tel:", 4))	/* TEL URI INVITE */
+			t+= 4;
 		else if (!strncasecmp(t, "sips:", 5))
 			t += 5;
 		ast_string_field_set(p, exten, t);
@@ -18815,7 +18817,7 @@
 	/* save the URI part of the From header */
 	ast_string_field_set(p, from, of);
 
-	if (parse_uri_legacy_check(of, "sip:,sips:", &name, &unused_password, &domain, NULL)) {
+	if (parse_uri_legacy_check(of, "sip:,tel:,sips:", &name, &unused_password, &domain, NULL)) {
 		ast_log(LOG_NOTICE, "From address missing 'sip:', using it anyway\n");
 	}