[asterisk-biz] Is ISP Blocking VoIP

[Rusty Shackleford]

> -----Original Message-----
> From: asterisk-biz-bounces at lists.digium.com 
> [mailto:asterisk-biz-bounces at lists.digium.com] On Behalf Of 
> Tony Nichols
> Sent: Wednesday, February 01, 2006 8:50 AM
> To: Commercial and Business-Oriented Asterisk Discussion
> Subject: RE: [asterisk-biz] Is ISP Blocking VoIP
> >         
> > Technically, yes,  but in the many cases, (most, IMHO), such an 
> > approach is completely impractical.  The processing 
> overhead added by 
> > the VPN is not inconsequential. Move importantly, deploying 
> VPN's for 
> > every endpoint connecting to an ITSP or IPPBX could be ruinous.
> 
> I have been using the 3com office connect <very cheap> for 
> vpn'ing to our other offices. I needed terminal server access 
> anyway... but I have had no issues pushing sip down the pipe 
> (one office has a 512kb cable
> modem) and still using terminal services at the same time.

Again, your model, while it is clearly quite sericable for your
situation, is utterly unworkable for an ITSP.