[reSIProcate] Help on SUBSCRIBE behaviour in TCP

[Jason Fischl]

Which version of resiprocate are you using? I took a quick look at
ClientSubscription and could not find this problem. Perhaps this
problem has already been fixed.

On 6/14/06, Jason Fischl <jason at counterpath.com> wrote:
> It looks like somewhere in ClientSubscription.cxx, somebody is
> checking the value of h_SubscriptionState without first checking to
> see if it exists. This should be easy to find/fix.
>
> Note that upon receipt of the 503, the subscription will be terminated
> and it would not be correct behavior for dum to attempt to retry the
> subscription. You will have to implement this behavior above dum in
> the application.
>
> Jason
>
>
> On 6/14/06, parimala.gopalakrishna at wipro.com
> <parimala.gopalakrishna at wipro.com> wrote:
> >
> >
> > Hi,
> >
> > I am using SUBSCRIBE-NOTIFY mechanism in my module.
> > I am using Resiprocate Stack.
> >
> > I am writing an application as a Subscriber and initiating a Subscription.
> > I have derived from ClientSubscriptionHandler and defined the callbacks.
> >
> > Scenario:
> > When I am running Subscriber in TCP mode an when Notifier is not running:
> >
> > Subscriber tries to open a socket for TCP connection and fails as Notifier
> > is not running.
> > But here 503 Service Unavailable response is received and an exception is
> > caught telling:  "Subscription-State"  Header is missing in the Response.
> > I have attached the log file:TCP_log.txt, please have a look at it.
> >
> > Subscription State Header is not mandatory in the Error Responses.
> > The match is done based on CallId, From tag and CSeq No.  according to
> > RFC3265
> > Why is it throwing the Exception?
> > --------------
> >
> > My purpose is: The Subscriber should keep on trying to send SUBSCRIBE till
> > the Notifier comes up or starts listening.
> >
> > Should I run a new timer in my application or can I reuse from the stack.
> >
> >
> > Can someone explain the purpose of onRequestRetry() callback?
> > How should I proceed?
> >
> > Please reply.
> >
> > Regards,
> > Parimala
> >
> > _______________________________________________
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> > resiprocate-devel at list.sipfoundry.org
> > https://list.sipfoundry.org/mailman/listinfo/resiprocate-devel
> >
> >
> >
>