Hi allI got a weird problem with a PIX 515 (7.2(2).18.I'm natting SIP behind the Firewall [CME 4.1(0) (c2801-ipvoicek9-mz.124-11.XJ1.bin)]. Incoming and outgoing SIP-calls are working perfectly. See old conversation http://forum.cisco.com/eforum/serv...