[asterisk-users] Update peer IP address

[Scott Griepentrog]

​I'd be curious if setting

insecure=invite,port

makes any difference either (without alllowguest on).
​

On Thu, Apr 2, 2015 at 9:03 AM, Daniel Heckl <daniel.heckl at gmail.com> wrote:

> Ok, I have tested dnsmgr. This is not a solution, the situation has not
> changed. With dnsmgr I can not place outbound calls. I do not know why and
> what dnsmgr really do.
>
> My current solution is as follows:
>
> Say allowguest=yes, configure the default context that there can not be
> placed outbound calls. Use iptables to DROP all at your SIP port and allow
> only your local phones and the sip trunk ip range. I think srvlookup must
> be set to yes to place outbound calls if there is an ip address change.
>
> I think with the restriction of the firewall that should be a secure
> solution.
>
> > Am 01.04.2015 um 19:23 schrieb Sebastian Kemper <sebastian_ml at gmx.net>:
> >
> > On Wed, Apr 01, 2015 at 11:00:56AM -0400, Andres wrote:
> >> On 4/1/15 10:48 AM, Daniel Heckl wrote:
> >>> John,
> >>>
> >>> thank you four your answer. I think you have misunderstood the
> >>> problem. It’s about a ip address change of the sip trunk, not of my
> >>> asterisk server.
> >> You would probably benefit by enabling the DNS Manager to allow for
> >> dynamic IP changes:
> >>
> >> # cat dnsmgr.conf [general] enable=yes             ; enable creation
> >> of managed DNS lookups ;   default is 'no' refreshinterval=180   ;
> >> refresh managed DNS lookups every <n> seconds ;   default is 300 (5
> >> minutes)
> >
> > Hello Andres,
> >
> > I read that same suggestion elsewhere in connection with Deutsche
> > Telekom, so it seems there's some benefit in it.
> >
> > Daniel, did you try it out already?
> >
> > Kind regards,
> > Sebastian
> >
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Scott Griepentrog
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