The VOIP vendor is going to have to provide you with which specific ports are needed. John Tolmachoff Engineer/Consultant/Owner eServices For You > -----Original Message----- > From: cdawkins [mailto:cdawkins@xxxxxxxxxxxxx] > Sent: Sunday, December 07, 2003 6:16 AM > To: [ISAserver.org Discussion List] > Subject: [isalist] Voice over IP ? > > http://www.ISAserver.org > > Hi > > We would like to implement a voice over IP solution using a Cisco 827 > router. Now the solution that was proposed was to bypass the firewall as > this is the common solution out here (I wont say where?) I said if its got > an IP address its a data connection and it goes through the firewall. > > Question is how ? > > ------------------------------------------------------ > List Archives: http://www.webelists.com/cgi/lyris.pl?enter=isalist > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > ISA Server FAQ: http://www.isaserver.org/pages/larticle.asp?type=FAQ > ------------------------------------------------------ > Other Internet Software Marketing Sites: > Leading Network Software Directory: http://www.serverfiles.com > No.1 Exchange Server Resource Site: http://www.msexchange.org > Windows Security Resource Site: http://www.windowsecurity.com/ > Network Security Library: http://www.secinf.net/ > Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com > ------------------------------------------------------ > You are currently subscribed to this ISAserver.org Discussion List as: > johnlist@xxxxxxxxxxxxxxxxxxx > To unsubscribe send a blank email to $subst('Email.Unsub')