Results for the tag, sip firewall.

Find the latest news and information on sip firewall from ComputerWeekly.com and the web.

All ResultsResults from Computer Weekly - SIP FIREWALL

Voice and Data Services Cisco struggles with SIP firewall flaw Cisco Systems has been trying to reproduce a PIX firewall security hole outlined by a researcher during the Black Hat USA... http://www.computerweekly.com/Articles/2006/08/17/217813/cisco-struggles-with-sip-firewall-flaw.htm
...that arise when using a proxy server to address conflicts between SIP and network address translation (NAT). A SIP firewall generally looks at the SIP traffic and modifies the ports and addresses used by the SIP session to work with the network... http://www.computerweekly.com/Articles/2005/12/14/213363/sip-can-revolutionise-telephony-networks-but-must-overcome-interoperability.htm

All ResultsNews and blogs from the web - SIP FIREWALL

...adding support for 18 more IETF standards for SIMPLE, and OMA and 3GPP presence. Horizon -- a highly effective SIP firewall, NAT, and VPN solution. Horizon both enables secure SIP audio, video, and data connections and helps those connections... http://www.prweb.com/releases/2008/08/prweb1224884.htm

All ResultsOther content from the web - SIP FIREWALL

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