Date: Wed, 08 Sep 2004 17:30:04 -0400 From: Gary Corcoran <garycor@comcast.net> To: Maksim Yevmenkin <maksim.yevmenkin@savvis.net> Cc: Forrest Aldrich <forrie@forrie.com> Subject: Re: VoIP and IPFW Message-ID: <413F79DC.1010204@comcast.net> In-Reply-To: <413F745F.3020306@savvis.net> References: <413F6BBE.1050202@forrie.com> <413F745F.3020306@savvis.net>
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Maksim Yevmenkin wrote: > Hello, > >> I'm considering testing the Vonage service, with my FreeBSD-4.10 >> system (maybe 5 or 6). I wonder if anyone here has a configuration >> they can share, or if there are any pages out there that detail the >> proper (and secure) setup. > > > i'm using lingo (www.lingo.com) - very similar to vonage. i use freebsd > 4.10 as my firewall/nat/wireless access point/etc. the lingo box in > behind freebsd box. it gets its ip (local) via dhcp and then talks to > the lingo servers (via nat). it seems both providers are using sip, so i > did not have to open anything on my nat/firewall, because the lingo box > initiates the connection from the inside. I can understand how you can do outgoing calls behind a NAT firewall, because you initiate the connection. But can you receive *incoming* calls? Or are you always "connected" to the VOIP provider, and thus your firewall/reverse-nat is always open/setup? Thanks, Gary
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