Has anyone experienced one way video calls with Windows Live Messenger(WLM) 2009 client behind an ASA 5520? WLM 2008 works fine but WLM 2009 only gets a one way video call (Client behind ASA can not see other end but outside client sees both sides fine). The ASA is dropping packets saying there is an invalid UDP packet length. This just started happening with WLM 2009.
Table of ContentsIntroductionVersion HistoryPossible Future
UpdatesDocuments PurposeNAT Operation in ASA 8.3+ SectionsRule Types
Network Object NATTwice NAT / Manual NATRule Types used per SectionNAT
Types used with Twice NAT / Manual NAT and Network Obje...
Table of Contents Introduction:This document describes details on how
NAT-T works. Background: ESP encrypts all critical information,
encapsulating the entire inner TCP/UDP datagram within an ESP header.
ESP is an IP protocol in the same sense that TCP an...