Re: [OpenSIPStack] EnumLookUp Routing Problem

[Yogesh C. <ych...@gm...>]

Hi  joegen,

    Thanks for your Reply, I appreciate your quick reply. I have
done changes in source code and test it its seems working fine , i have
tested it with two Enumserver and one VoipProvider and it is working
according to plan.


Yogesh

On 11/13/07, jo...@op... <joe...@gm...> wrote:
>
> Ugh!  I guess you are right.  Indeed enum lookup failure are not handled
> correctly.   Can you try the following block of code instead and let me
> know if it fixes the problem?
>
>          if( routeURI.GetScheme() *= "enum" )
>          {
>            PStringArray enumServer;
>            enumServer.AppendString( routeURI.GetHost().c_str() );
>            if( !SIPTransport::ENUMLookup(
>              enumServer,
>              targetName,
>              routeURI ) )
>            {
>              continue;   /// enum lookup failed.   continue to the next
> route
>            }
>          }
>
> Yogesh Chaturvedi wrote:
> > hi,
> >
> > Thanks for reply
> >
> > *Use a comma delimited list for your route instead of having separate
> > route entries.   The sample route below will allow you to route to enum,
> > then to 192.168... and finally to gafachi.
> >
> > [sip:*] enum:**mydomain.com* <http://mydomain.com/>*,
> > sip:**192.168.96.112*<http://192.168.96.112/>
> > *,  sip:** gafachi.com* <http://gafachi.com/>
> >
> > //////////////////
> >
> > I have tried to do and give setting in B2BUA route as :
> >
> > Route_1 :  [sip:*] validnumber.com, sip:sip.gafachi.com
> >
> > but after getting Enum Lookup fail it create a URI like
> >
> > SIP/SDPRequest: INVITE
> > enum:141...@va...<141...@va...>
> > (according to wireshark)
> >
> > After looking in source code i found that :
> > In *Route.cxx *class in *FindRoute* function it do not change the SIPURI
> > structure in case of enumlookup fail and working as :
> > Route.cxx    Line 377:
> >
> > it call SIPTransport::ENUMLookup(..., routeURI)  function and if
> enumlookup
> > fail then it set the username as Called number and do not change the
> rest
> > SIPURI structure and create SIP INVITE Request as given above:
> >
> > *We need to find a way to call to next available route if enumLookup
> fail
> > (not call fail)*
> >
> > So as far as i think we need to do changes in source code in both case
> > either we want to use comma seperator in same route input box(GUI) or we
> > want to go on next route(next route box in GUI)  if enumLookup fail.
> >
> > For time being i have done changes in this block and add a single line
> to go
> > to next route box entry to find next route search if enumlookup fail as:
> >
> > Route.cxx line Line: 391
> >
> >      if( routeURI.GetUser().IsEmpty() )
> >      {
> >
> >     break; // To go on next route(route_2)
> >
> >       }
> >
> > I am using a bool variable here to keep track if inner loop get fail due
> to
> > enumLookup fail and go to next route of outer for loop.
> >
> > is it break the original functionality(please add your comments) and
> what is
> > the Best solution for this problem.
> >
> >
> > Thanks
> > Yogesh
> >
> >
> >
> >
> >
> >
> > On 11/6/07, Yogesh Chaturvedi <ych...@gm...> wrote:
> >
> >> Hi,
> >>
> >> I want to configure OpenSbc such as it first call using enumlookup and
> if
> >> it fail then
> >> it should call through my voip provider.
> >>
> >>
> >> I have done setting in B2BUA Route section as :
> >>
> >> [sip:*] enum:mydomain.com     \\First Preference :
> >>
> >> [sip:*@192.168.96.112] sip:sip.gafachi.com   \\Second preference if
> first
> >> get failed:
> >>
> >> I dial a number that is not in DNS Opensbc try to resolve this 3 time
> then
> >> give response "no such name" and then
> >> create a Invite request As:
> >>
> >> SIP/SDP Request: INVITE enum:141...@e1...
> >>
> >>
> >> how can i achieve that in case of enumLookup fail it send request using
> my
> >> voip Provider.
> >>
> >>  Yogesh
> >>
> >>
> >
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>
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