[Asterisk-Users] Any work around for ISPs that block port 5060 and69

[Michael D Schelin]

I'm a service provider and my system does not requior 5060.  See if your 
provider can use other ports.  I would think asterisk server can be 
remapped. They can't block them all!


Kanuri, Seshu (Company IT) wrote:

>Yes, there is a solution. 
>
>Use IAX2 both on Server and Clients and bypass all that Port mapping
>crap.
>
>There are a few brands of VOIP Phones available in the market that can
>do IAX2.
>
>Seshu Kanuri
>
>-----Original Message-----
>From: asterisk-users-bounces at lists.digium.com
>[mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of Joel
>Jn-Francois
>Sent: Tuesday, April 19, 2005 9:48 AM
>To: asterisk-users at lists.digium.com
>Subject: [Asterisk-Users] Any work around for ISPs that block port 5060
>and69
>
>I have a several friends registered on my asterisk box that are
>experience problems with their ISP blocking SIP default ports 5060 and
>tftp port 69.  Is there any way around this problem or are they forever
>doomed to VOIP since their ISP is pretty much the only ISP company on
>that island.  So far I was able to have them change their default SIP
>port to 6070 and any packets coming in on that port on my asterisk box I
>would redirect to port 5060.  That seem to be working fine, expect that
>they can make calls but cannot receive calls.  I think part of the
>problem might be that when asterisk tries to initiate a call to their
>sip phone it tries on port 5060 instead of 6070 even though I have
>specified in the sip.conf that their port is 6070.  Has anyone else
>encountered this problem and was able to resolve it?  My other option is
>to change my asterisk box to work completely on a different port, but I
>am reluctant to do so since the majority of registered users for now do
>not have an issue with port 5060 being blocked by their ISP.
>
>Thanks for your help.
>
>Joel
>
>
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