char iabuf[INET_ADDRSTRLEN];
/* z9hG4bK is a magic cookie. See RFC 3261 section 8.1.1.7 */
- if (ast_test_flag(p, SIP_NAT) != SIP_NAT_NEVER)
+ if (ast_test_flag(p, SIP_NAT) & SIP_NAT_RFC3581)
snprintf(buf, len, "SIP/2.0/UDP %s:%d;branch=z9hG4bK%08x;rport", ast_inet_ntoa(iabuf, sizeof(iabuf), p->ourip), ourport, p->branch);
else /* Work around buggy UNIDEN UIP200 firmware */
snprintf(buf, len, "SIP/2.0/UDP %s:%d;branch=z9hG4bK%08x", ast_inet_ntoa(iabuf, sizeof(iabuf), p->ourip), ourport, p->branch);