Routing voip traffic to 188.8.131.52. The question how you are planning to route? Work with the telephone company on what kind of access they allow- requests via internet or they want you to create a vpn tunnel or they want your call server to talk to their gateway etc. As far as inside hosts (phones in your case) reaching out to the address thru ASA- Unless you got specific ACL for inside -> outside traffic, the phone should reach (via ASA default route).
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...