Thank you for the clarification. On Tue, Jan 22, 2019, 8:33 PM George Vagenas <gvage...@gmail.com wrote:
> Anjan, > > The reason behind this is to keep 5060 available for incoming traffic and > assign a dynamic/ephemeral port for outgoing traffic. > > George > > On Tue, Jan 22, 2019 at 4:58 PM Anjan Naik <anjankumarn...@gmail.com> > wrote: > >> Thanks George. >> >> But my concern is what is the benifit if server use Ephemeral port >> instead of 5060 for outgoing port ? >> Could you please explain bit more on this ? >> >> Thanks, >> Anjan >> >> On Tue, Jan 22, 2019 at 8:19 PM George Vagenas <gvage...@gmail.com> >> wrote: >> >>> Anjan, >>> >>> The use of the ephimeral port is not SIP specific but because of the >>> TCP/IP stack. >>> And even though the outgoing messages will be sent over an ephemeral >>> port, the message is prepared using the standard ports the SIP stack is >>> listening so subsequent requests and responses are able to reach back. >>> >>> Regards >>> George >>> >>> On Tue, Jan 22, 2019 at 4:25 PM Anjan Naik <anjankumarn...@gmail.com> >>> wrote: >>> >>>> HI, >>>> >>>> By default SIP uses port 5060 for incoming and outgoing messages. But In >>>> some cases, I have seen, the incoming port used by server is 5060 but >>>> when >>>> it sends outgoing packet, it uses Ephimeral port. >>>> >>>> Could someone please explain me , why this Ephimeral ports being used ? >>>> and >>>> what is it benifits.? >>>> >>>> Thanks, >>>> Anjan >>>> _______________________________________________ >>>> Sip-implementors mailing list >>>> Sip-implementors@lists.cs.columbia.edu >>>> https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors >>>> >>> >>> >>> -- >>> George Vagenas >>> >> > > -- > George Vagenas > _______________________________________________ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors
