[Freeswitch-users] how to config FS with two net interface?

[Eliot Gable]

Try setting ext-rtp-ip and ext-sip-ip on both profiles.

On Tue, Oct 27, 2009 at 4:49 AM, Lei Tang <lei.tlfly at gmail.com> wrote:
> Hi all, I run FS on a machine with two net interface, each interface has a
> ip addr, one of the them connect to public network(has ip addr A), the
> other  connect to a private network(has ip addr B), FS server as a SIP
> server for public through A, all outbound call will bridge to a softswitch
> in private network through B. here is my sofia config file and diaplan
> config:
>
> sofia internal.xml
> ....
> <param name="rtp-ip" value="A"/>
> <param name="sip-ip" value="A"/>
>  ....
>
> sofia external.xml
> ....
> <param name="rtp-ip" value="B"/>
> <param name="sip-ip" value="B"/>
> ....
>
> dialplan
> ......
> <extension name="OUTBOUND">
>     <condition field="destination_number" expression="^(\d+)$">
>         <action application="set" data="hangup_after_bridge=true"/>
>         <action application="set"
> data="continue_on_fail=NORMAL_TEMPORARY_FAILURE,TIMEOUT,NO_ROUTE_DESTINATION"/>
>         <action application="set"
> data="effective_caller_id_number=xxxxxxx"/>  <!--here change the caller
> number -->
>         <action application="bridge"
> data="sofia/external/${destination_number}@xxxxx"/>
>       </condition>
>     </extension>
> .....
>
> then call seq is
> sipAgent --> [internal -->(bridge)-->external] -->softswith
>                           FREESWITCH
>
> the question is, when sipAgent make a outbound call, FS can't recevie the
> caller's up audio stream, I traced the SIP packets, found that FS has return
> addr B in SDP when ack the invite request from sipAgent, the ack packet is
> ===============
> SIP/2.0 183 Session Progress
> Via: SIP/2.0/UDP
> xxxxx:12208;branch=z9hG4bK-d8754z-dc750d57652c7c51-1---d8754z-;rport=12208
> From: "1000" <sip:xxxx at A>;tag=cb4d3c4e
> To: "65960581" <sip:xxxx at A>;tag=DtvSc0QX01yKN
> Call-ID: ZTI2NmIwZGZiYzlhOGNkNTdiYWUzMzkzZTMwYzgxZjI.
> CSeq: 2 INVITE
> Contact: <sip:xxxxxx at B:5060;transport=udp>
> User-Agent: FreeSWITCH-mod_sofia/1.0.4-14460
> Accept: application/sdp
> Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, PRACK, MESSAGE, SUBSCRIBE, NOTIFY,
> REFER, UPDATE, REGISTER, INFO, PUBLISH
> Supported: timer, precondition, path, replaces
> Allow-Events: talk, presence, dialog, call-info, sla,
> include-session-description, presence.winfo, message-summary, refer
> Content-Type: application/sdp
> Content-Disposition: session
> Content-Length: 245
>
> v=0
> o=FreeSWITCH 1256598185 1256598186 IN IP4 B   ;>>>>wrong this is the ip addr
> of the adapter connect to the private network
> s=FreeSWITCH
> c=IN IP4 B ;>>>>wrong this is the ip addr of the adapter connect to the
> private network
> t=0 0
> m=audio 31066 RTP/AVP 0 101
> a=rtpmap:0 PCMU/8000
> a=rtpmap:101 telephone-event/8000
> a=fmtp:101 0-16
> a=silenceSupp:off - - - -
> a=ptime:20
> ================
> I think FS should return A in SDP, not the external binding addr (B), does
> somebody known how to solve this problem?
>
> --
> Lei.Tang
> lei.tlfly at gmail.com
>
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>



-- 
Eliot Gable

"We do not inherit the Earth from our ancestors: we borrow it from our
children." ~David Brower

"I decided the words were too conservative for me. We're not borrowing
from our children, we're stealing from them--and it's not even
considered to be a crime." ~David Brower

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live; not live to eat.) ~Marcus Tullius Cicero