The Firewall as a SIP Server Much more than firewall SIP traversal! Prepared for:Spring VON 2003 Enterprise Solutions By: Karl Erik Ståhl President Intertex.
NATs & Firewalls The General SIP Proxy Firewall Prepared for:Spring VON 2003 By: Karl Erik Ståhl President Intertex Data AB Chairman Ingate Systems AB.
OPNET Modeler Day 1. © copyright 2001 OPNET Technologies, Inc. 2 Introduction Prerequisites –Ability to understand C or C++ –Basic understanding of networks.
