Hi, thanks for your response

I have two users (1000 and 1001), and the FS conference room (3000)

User 1000 call the conference room and he wants the conference room to add user 1001 into the conference. Like that they can speak each other into the same conference.

How do I have to do this?

Is it like this: 
 1- 1000 call 3000
2- 1000 call 1001
3- then 1000 send a refer to 3000 to add 1001 into the conference?

Thanks for your help

2015-08-18 3:35 GMT+02:00 Ítalo Rossi <italorossib@gmail.com>:
You're trying to transfer 1 legged call:

2015-08-07 13:21:45.615060 [ERR] sofia.c:8297 Cannot Blind Transfer 1 Legged calls

You need dial to the user first and then transfer it to the conference extension, after this you can dial the conference extension.

On Mon, Aug 17, 2015 at 5:19 AM, latit myriam <latit.myriam@gmail.com> wrote:
Hi,

I have a problem with the SIP message REFER.
I initiate a conference by entering into a conference room, and then I want Freeswitch to add a new participant.
According to the RFC 4579, I sent a REFER message to Freeswitch to add the new participant and I get back a NOTIFY with sipfrag 403 forbidden

I'm working with virtual IP adresses and I'm working only in local

Below is the REFER message I send

REFER sip:3000@192.168.20.3:6060 SIP/2.0
Via: SIP/2.0/UDP 192.168.20.4:7000;branch=z9hG4bKg4534
Max-Forwards: 70
To: <sip:3000@192.168.20.3:6060>;isfocus
From: <sip:1000@192.168.20.4:7000>;tag=1832665346
Call-ID: jbDaf1W7hQtswyvf
CSeq: 1 REFER
Contact: <sip:1000@192.168.20.4:7000>
Allow: INVITE,BYE,REGISTER,ACK,OPTIONS,CANCEL,INFO,PRACK,REFER,MESSAGE,PUBLISH
Allow-Events: REFER
Accept: application/sdp, message/sipfrag
Refer-To: <sip:1001@192.168.20.3:5031;method=INVITE>
Supported: timer, replaces, path
Content-Length: 0


and here is the siptrace of FS

recv 466 bytes from udp/[192.168.20.3]:7000 at 13:21:45.621109:
   ------------------------------------------------------------------------
   REFER sip:3000@192.168.20.3:6060 SIP/2.0
   Via: SIP/2.0/UDP 192.168.20.3:7000;rport;branch=z9hG4bKg4534
   Max-Forwards: 70
   To: <sip:3000@192.168.20.3:6060>;isfocus;tag=g2y4Btme55Fje
   From: <sip:1000@192.168.20.3:7000>;tag=1832665346
   Call-ID: jbDaf1W7hQtswyvf
   CSeq: 476 REFER
   Contact: <sip:1000@192.168.20.3:7000>
   Allow: INVITE,BYE,REGISTER,ACK,OPTIONS,CANCEL,INFO,PRACK,REFER,MESSAGE,PUBLISH
   Refer-To: <sip:1001@192.168.20.3:5001>
   Supported: replaces
   Content-Length: 0
  
   ------------------------------------------------------------------------
2015-08-07 13:21:45.615060 [DEBUG] switch_core_session.c:1061 Send signal sofia/internal/1000@192.168.20.3 [BREAK]
2015-08-07 13:21:45.615060 [DEBUG] switch_core_session.c:978 Send signal sofia/internal/1000@192.168.20.3 [BREAK]
2015-08-07 13:21:45.615060 [DEBUG] sofia.c:7799 Process REFER to [1001@192.168.20.3]
send 722 bytes to udp/[192.168.20.3]:7000 at 13:21:45.624429:
   ------------------------------------------------------------------------
   SIP/2.0 202 Accepted
   Via: SIP/2.0/UDP 192.168.20.3:7000;rport=7000;branch=z9hG4bKg4534
   From: <sip:1000@192.168.20.3:7000>;tag=1832665346
   To: <sip:3000@192.168.20.3:6060>;isfocus;tag=g2y4Btme55Fje
   Call-ID: jbDaf1W7hQtswyvf
   CSeq: 476 REFER
   Contact: <sip:3000@192.168.20.3:6060;transport=udp>
   Expires: 60
   User-Agent: FreeSWITCH-mod_sofia/1.4.20+git~20150701T115426Z~0ae8ee7f8f~64bit
   Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE
   Supported: timer, path, replaces
   Allow-Events: talk, hold, conference, presence, as-feature-event, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer
   Content-Length: 0
  
   ------------------------------------------------------------------------
2015-08-07 13:21:45.615060 [ERR] sofia.c:8297 Cannot Blind Transfer 1 Legged calls
send 888 bytes to udp/[192.168.20.3]:7000 at 13:21:45.624580:
   ------------------------------------------------------------------------
   NOTIFY sip:1000@192.168.20.3:7000 SIP/2.0
   Via: SIP/2.0/UDP 192.168.20.3:6060;rport;branch=z9hG4bKgNeKBK5H869jQ
   Max-Forwards: 70
   From: <sip:3000@192.168.20.3>;isfocus;tag=g2y4Btme55Fje
   To: <sip:1000@192.168.20.3>;tag=1832665346
   Call-ID: jbDaf1W7hQtswyvf
   CSeq: 79137188 NOTIFY
   Contact: <sip:3000@192.168.20.3:6060;transport=udp>
   User-Agent: FreeSWITCH-mod_sofia/1.4.20+git~20150701T115426Z~0ae8ee7f8f~64bit
   Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE
   Supported: timer, path, replaces
   Event: refer;id=476
   Allow-Events: talk, hold, conference, presence, as-feature-event, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer
   Subscription-State: terminated;reason=noresource
   Content-Type: message/sipfrag;version=2.0
   Content-Length: 23
  
   SIP/2.0 403 Forbidden
   ------------------------------------------------------------------------
send 888 bytes to udp/[192.168.20.3]:7000 at 13:21:46.625031:
   ------------------------------------------------------------------------
   NOTIFY sip:1000@192.168.20.3:7000 SIP/2.0
   Via: SIP/2.0/UDP 192.168.20.3:6060;rport;branch=z9hG4bKgNeKBK5H869jQ
   Max-Forwards: 70
   From: <sip:3000@192.168.20.3>;isfocus;tag=g2y4Btme55Fje
   To: <sip:1000@192.168.20.3>;tag=1832665346
   Call-ID: jbDaf1W7hQtswyvf
   CSeq: 79137188 NOTIFY
   Contact: <sip:3000@192.168.20.3:6060;transport=udp>
   User-Agent: FreeSWITCH-mod_sofia/1.4.20+git~20150701T115426Z~0ae8ee7f8f~64bit
   Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE
   Supported: timer, path, replaces
   Event: refer;id=476
   Allow-Events: talk, hold, conference, presence, as-feature-event, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer
   Subscription-State: terminated;reason=noresource
   Content-Type: message/sipfrag;version=2.0
   Content-Length: 23
  
   SIP/2.0 403 Forbidden
   ------------------------------------------------------------------------
send 888 bytes to udp/[192.168.20.3]:7000 at 13:21:48.626014:
   ------------------------------------------------------------------------
   NOTIFY sip:1000@192.168.20.3:7000 SIP/2.0
   Via: SIP/2.0/UDP 192.168.20.3:6060;rport;branch=z9hG4bKgNeKBK5H869jQ
   Max-Forwards: 70
   From: <sip:3000@192.168.20.3>;isfocus;tag=g2y4Btme55Fje
   To: <sip:1000@192.168.20.3>;tag=1832665346
   Call-ID: jbDaf1W7hQtswyvf
   CSeq: 79137188 NOTIFY
   Contact: <sip:3000@192.168.20.3:6060;transport=udp>
   User-Agent: FreeSWITCH-mod_sofia/1.4.20+git~20150701T115426Z~0ae8ee7f8f~64bit
   Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE
   Supported: timer, path, replaces
   Event: refer;id=476
   Allow-Events: talk, hold, conference, presence, as-feature-event, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer
   Subscription-State: terminated;reason=noresource
   Content-Type: message/sipfrag;version=2.0
   Content-Length: 23
  
   SIP/2.0 403 Forbidden


Thanks for your help.



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--
Ítalo Rossi

_________________________________________________________________________
Professional FreeSWITCH Consulting Services:
consulting@freeswitch.org
http://www.freeswitchsolutions.com

Official FreeSWITCH Sites
http://www.freeswitch.org
http://confluence.freeswitch.org
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