[asterisk-users] IPv6 transport results in ICE with only IPv6 candidates

[Joshua C. Colp]

On Wed, Apr 17, 2019, at 2:06 PM, Brian J. Murrell wrote:
> On Wed, 2019-04-17 at 11:56 -0400, Joshua C. Colp wrote:
> > On Wed, Apr 17, 2019, at 12:51 PM, Brian J. Murrell wrote:
> > > 
> > > I can add it onto the end of the variable in the Dial() command:
> > > 
> > > Dial(${FRED};transport=tcp,${timeout},TtWw);
> 
> [ the part you trimmed ]:
> 
> and it has the desired effect, but of course specifying at the point
> where the Dial command is sets the transport policy much too broadly.
> 
> > You escape the ; character by placing \ in front of it. IE:
> > 
> > DIal(${FRIED}\;transport=tcp,${timeout},TtWw);
> 
> So per the above ("has the desired effect") one doesn't even have to
> escape the ; in the Dial() command.
> 
> But I don't want the ";transport=tcp" hard-coded into the Dial()
> command argument where the Dial() command is executed. That is making
> a transport policy (i.e. not every destination that gets to that Dial()
> command should use tcp) decision for far too many destinations.
> 
> The ";transport=tcp" needs to be added where the destination is defined
> into a variable:
> 
> FRED=PJSIP/outgoing/sip:fred at sip.example.com;transport=tcp
> 
> in extensions.conf or:
> 
> FRED="PJSIP/outgoing/sip:fred at sip.example.com;transport=tcp";
> 
> in extensions.ael.

The same escaping should apply there for extensions.conf as it's a config file thing, I don't use AEL and don't know anything in that regard. It may work the same way there.

-- 
Joshua C. Colp
Digium - A Sangoma Company | Senior Software Developer
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