[SR-Users] Several Asterisk on this same IP

przeqpiciel przeqpiciel at gmail.com
Tue Mar 14 09:05:29 CET 2017


even if it is not an economically sensible then It will be pretty
situations to learn how to configure Kamailio and RTPProxy ;)

2017-03-14 7:56 GMT+01:00 Alex Balashov <abalashov at evaristesys.com>:

> An ambitious endeavour. Are you sure it's an economically sensible one,
> given that there are a variety of solutions already out there?
>
> On March 14, 2017 2:55:31 AM EDT, przeqpiciel <przeqpiciel at gmail.com>
> wrote:
> >I would like to create PBX platform, at now I faced to make drag&drop
> >ivr
> >creator. After that I would create option for record calls for client
> >and
> >this is why I look for solution :)
> >
> >2017-03-14 7:47 GMT+01:00 Alex Balashov <abalashov at evaristesys.com>:
> >
> >> Yes, though of course you would have to correlate the calls (most
> >likely
> >> by Call-ID) and integrate all this.
> >>
> >>
> >> On March 14, 2017 2:46:27 AM EDT, przeqpiciel <przeqpiciel at gmail.com>
> >> wrote:
> >> >So, I can use Kamailio as SBC/Load balancer/registrar, Asterisk as
> >IVR
> >> >and
> >> >application server, and rtpproxy as media relay and recorder ?
> >> >
> >> >2017-03-14 7:44 GMT+01:00 Alex Balashov <abalashov at evaristesys.com>:
> >> >
> >> >> It can record, as can a number of other media relays.
> >> >>
> >> >> On March 14, 2017 2:43:15 AM EDT, przeqpiciel
> ><przeqpiciel at gmail.com>
> >> >> wrote:
> >> >> >>> WHy not installing rtpproxy and proxying all
> >> >> >Because I would like to record some calls and I dont know
> >RTPProxy's
> >> >> >features, maybe it could record ?
> >> >> >
> >> >> >2017-03-14 5:14 GMT+01:00 anfecora <anfecora at gmail.com>:
> >> >> >
> >> >> >> WHy not installing rtpproxy and proxying all rtp to the inside
> >> >uase
> >> >> >> kamailio to load balance them, it will be transparent on the
> >> >inside
> >> >> >perhaps
> >> >> >> a cleaner solution?
> >> >> >>
> >> >> >> On Mon, Mar 13, 2017 at 3:21 PM, Kjeld Flarup <kfc at viptel.dk>
> >> >wrote:
> >> >> >>
> >> >> >>> As I recall it is sequential, but not from the start
> >everytime,
> >> >it
> >> >> >is
> >> >> >>> incrementing all the time.
> >> >> >>>
> >> >> >>> If You are running three servers, then with a 100% identical
> >> >load,
> >> >> >one
> >> >> >>> would expect an average of 2 failing attempts per call.
> >> >> >>>
> >> >> >>> The reality I see is however often very different RTP ports,
> >most
> >> >> >likely
> >> >> >>> because load isn't 100% identical.
> >> >> >>>
> >> >> >>>
> >> >> >>> Med venlig hilsen / Best regards
> >> >> >>> Kjeld Flarup (Christensen) M.Sc E.E, Teknisk chef
> >> >> >>> Viptel ApS, Hammershusvej 16C, DK-7400 Herning
> >> >> >>> Telefon: +45 46949949, Telefax: +45 46949950, http://viptel.dk
> >> >> >>>
> >> >> >>> On 03/13/2017 11:05 PM, Alex Balashov wrote:
> >> >> >>>
> >> >> >>>> Well, indeed, but a sequential scan of many consecutive ports
> >> >like
> >> >> >this
> >> >> >>>> from the bottom of the same range can be quite a latent
> >> >operation.
> >> >> >So at
> >> >> >>>> the very least the allocation strategy would benefit from
> >being
> >> >> >random.
> >> >> >>>> Does Asterisk take that approach?
> >> >> >>>>
> >> >> >>>> On March 13, 2017 6:04:06 PM EDT, Kjeld Flarup
> ><kfc at viptel.dk>
> >> >> >wrote:
> >> >> >>>>
> >> >> >>>>> No there is no such thing as magic.
> >> >> >>>>>
> >> >> >>>>> The most obvious way to implement the RTP port handling, is
> >to
> >> >> >first
> >> >> >>>>> open the next UDP port in the OS, and then report that back
> >in
> >> >the
> >> >> >>>>> Invite/200Ok. If the port cannot be opened, then simply try
> >the
> >> >> >next in
> >> >> >>>>>
> >> >> >>>>> line.
> >> >> >>>>>
> >> >> >>>>>
> >> >> >>>>> Med venlig hilsen / Best regards
> >> >> >>>>> Kjeld Flarup (Christensen) M.Sc E.E, Teknisk chef
> >> >> >>>>> Viptel ApS, Hammershusvej 16C, DK-7400 Herning
> >> >> >>>>> Telefon: +45 46949949, Telefax: +45 46949950,
> >http://viptel.dk
> >> >> >>>>>
> >> >> >>>>> On 03/13/2017 01:52 PM, przeqpiciel wrote:
> >> >> >>>>>
> >> >> >>>>>> Maybe there is an magic device? I know that if we have an
> >> >> >asterisk,
> >> >> >>>>>> that become to us with default configuration of rtp ports
> >sets
> >> >to
> >> >> >>>>>> 10000_20000. And each call choose the one port fron that
> >> >range.
> >> >> >So if
> >> >> >>>>>> we have several asterisks with default configuratiin of
> >rtp,
> >> >> >there is
> >> >> >>>>>> possibilities to have 2 concurent calls each through
> >another
> >> >> >asterisk
> >> >> >>>>>> instance with this same rtp port. Am i right?
> >> >> >>>>>>
> >> >> >>>>>> So mqybe this magic device could see source IP address and
> >> >route
> >> >> >rtp
> >> >> >>>>>> to correct adterisk?
> >> >> >>>>>>
> >> >> >>>>>> 13.03.2017 7:15 AM "Alex Balashov"
> ><abalashov at evaristesys.com
> >> >> >>>>>> <mailto:abalashov at evaristesys.com>> napisał(a):
> >> >> >>>>>>
> >> >> >>>>>>      On Mon, Mar 13, 2017 at 07:08:09AM +0100, Kjeld Flarup
> >> >> >wrote:
> >> >> >>>>>>
> >> >> >>>>>>      > We run multiple Asterisk instances since 1.4 and
> >never
> >> >> >>>>>>      configured RTP ports.
> >> >> >>>>>>      >
> >> >> >>>>>>      > More challenging issues are the Asterisk DB, and the
> >> >> >Asteisk
> >> >> >>>>>>
> >> >> >>>>> home.
> >> >> >>>>>
> >> >> >>>>>>      You may not have enough calls for RTP port collisions
> >to
> >> >> >become
> >> >> >>>>>>
> >> >> >>>>> an
> >> >> >>>>>
> >> >> >>>>>>      issue. Otherwise, I'm not sure how you're avoiding it,
> >> >since
> >> >> >>>>>>
> >> >> >>>>> Asterisk
> >> >> >>>>>
> >> >> >>>>>>      isn't aware of which ports from within the range are
> >in
> >> >use.
> >> >> >>>>>>
> >> >> >>>>>>      --
> >> >> >>>>>>      Alex Balashov | Principal | Evariste Systems LLC
> >> >> >>>>>>
> >> >> >>>>>>      Tel: +1-706-510-6800 <tel:%2B1-706-510-6800> /
> >> >> >+1-800-250-5920
> >> >> >>>>>>      <tel:%2B1-800-250-5920> (toll-free)
> >> >> >>>>>>      Web: http://www.evaristesys.com/,
> >> >http://www.csrpswitch.com/
> >> >> >>>>>>
> >> >> >>>>>>      _______________________________________________
> >> >> >>>>>>      SIP Express Router (SER) and Kamailio (OpenSER) -
> >> >sr-users
> >> >> >>>>>>
> >> >> >>>>> mailing
> >> >> >>>>>
> >> >> >>>>>>      list
> >> >> >>>>>>      sr-users at lists.sip-router.org
> >> >> >>>>>>
> >> >> >>>>> <mailto:sr-users at lists.sip-router.org>
> >> >> >>>>>
> >> >> >>>>>>
> >> >> >http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
> >> >> >>>>>>
> >> >> ><http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users>
> >> >> >>>>>>
> >> >> >>>>>>
> >> >> >>>>>>
> >> >> >>>>>> _______________________________________________
> >> >> >>>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users
> >> >> >mailing
> >> >> >>>>>>
> >> >> >>>>> list
> >> >> >>>>>
> >> >> >>>>>> sr-users at lists.sip-router.org
> >> >> >>>>>>
> >http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
> >> >> >>>>>>
> >> >> >>>>>
> >> >> >>>> -- Alex
> >> >> >>>>
> >> >> >>>> --
> >> >> >>>> Principal, Evariste Systems LLC (www.evaristesys.com)
> >> >> >>>>
> >> >> >>>> Sent from my Google Nexus.
> >> >> >>>>
> >> >> >>>> _______________________________________________
> >> >> >>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users
> >> >mailing
> >> >> >list
> >> >> >>>> sr-users at lists.sip-router.org
> >> >> >>>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
> >> >> >>>>
> >> >> >>>
> >> >> >>>
> >> >> >>> _______________________________________________
> >> >> >>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users
> >> >mailing
> >> >> >list
> >> >> >>> sr-users at lists.sip-router.org
> >> >> >>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
> >> >> >>>
> >> >> >>
> >> >> >>
> >> >> >> _______________________________________________
> >> >> >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users
> >mailing
> >> >> >list
> >> >> >> sr-users at lists.sip-router.org
> >> >> >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
> >> >> >>
> >> >> >>
> >> >>
> >> >>
> >> >> -- Alex
> >> >>
> >> >> --
> >> >> Principal, Evariste Systems LLC (www.evaristesys.com)
> >> >>
> >> >> Sent from my Google Nexus.
> >> >>
> >> >> _______________________________________________
> >> >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing
> >> >list
> >> >> sr-users at lists.sip-router.org
> >> >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
> >> >>
> >>
> >>
> >> -- Alex
> >>
> >> --
> >> Principal, Evariste Systems LLC (www.evaristesys.com)
> >>
> >> Sent from my Google Nexus.
> >>
> >> _______________________________________________
> >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing
> >list
> >> sr-users at lists.sip-router.org
> >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
> >>
>
>
> -- Alex
>
> --
> Principal, Evariste Systems LLC (www.evaristesys.com)
>
> Sent from my Google Nexus.
>
> _______________________________________________
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
> sr-users at lists.sip-router.org
> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>
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