Instructions for creating Dial-in conference in Lync

This manual describes how to setup your server Lync 2013 to prepare for the conference with analog abonent. Are also briefly Asterisk server setup. For a conference on the Lync 2013 and an Asterisk reserved extension 2000.

1. Open Lync Topology Builder, download config, create a PSTN gateways
   
   
   
   
2. Edit poll property, mark checkbox Dial-in (PSTN) conferencing
   
3. Publish Topology and run “Lync Server Deployment Wizard – Install or Update lync Server System – Setup or Remove Lync Server Components” on servers
   
4. Run Microsoft Lync Server 2013 Control Panel, go to conferencing – Dial-in Access Number and create New number
   
   Define ext number
   
5. Go to Voice Routing – Dial Plan and configure Normalization rule for Global dial plan – name Local Extensions
   
6. Edit Site dial plan – select Normalization rule Local Extensions, and press commit all
7. Next edit Voice Routing – Voice Policy, create New Associated PSTN Usage
   
8. Create Route, add Associated trunks
   
   
9. Go to Asterisk to configure incoming calls:
   
              sip.conf:
   [general]
   context=incoming                 ; Default context for incoming calls
   allowguest=no                  ; Allow or reject guest calls (default is yes)
   allowoverlap=no                 ; Disable overlap dialing support. (Default is yes)
   allowtransfer=no               ; Disable all transfers (unless enabled in peers or users)
   bindport=5060                   ; UDP Port to bind to (SIP standard port is 5060)
   bindaddr=0.0.0.0                ; IP address to bind to (0.0.0.0 binds to all)
   srvlookup=yes                   ; Enable DNS SRV lookups on outbound calls
   disallow=all
   allow=ulaw
   allow=alaw
   localnet=x.x.x.x/x.x.x.x
   externalip=x.x.x.x
   canreinvite => no                                                                   
   
   
   [Lync_Trunk]                   ; Our Lync trunk
   type=friend
   port=5068                      ; This is the default Lync Server TCP listening port
   host=x.x.x.x             ; This should be the IP address of your Lync Server
   dtmfmode=rfc2833
   context=from-lync
   nat=yes
   qualify=yes
   transport=tcp
   
   extensions.conf:                                                                 
   [incoming]
   exten => s,1,Answer
   exten => s,n,Background(ent-target-attendant)
   exten => s,n,WaitExten(5)
   exten => s,n,Background(conf-placeintoconf)
   exten => s,n,Dial(SIP/Lync_Trunk/2000,20)
   exten => _200X,1,Dial(SIP/Lync_Trunk/${EXTEN},20)
   exten => i,1,Playback(pbx-invalid)
   exten => i,n,Goto(incoming,s,1)
   
   
   [from-lync]
   exten=>_.,1,Dial(${OUTBOUNDTRUNK}/${EXTEN},tT)
   exten=>_.,n,Congestion()
   exten=>_.,n,hangup()