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This page contains a simple example to demonstrate the manipulation of the ext=
and phone-context=
tags of the SIP URI for calls to and from Lync Teams/Skype clients. The
Spacevars | ||
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We create a call routing table with the following 3 call routing entries in it. Two of the entries point to Transformation tables for calls that originate from SIP and PSTN devices to a Lync Teams/Skype client, and the third call routing entry points to a Transformation table for a call that originates from a Lync Teams/Skype client to a PSTN device:
Row | Transformation Table | Destination Type | Signaling Group | Media Selection | Media Transcoding | Call Control Profile | Fork |
---|---|---|---|---|---|---|---|
1 | normal | registra | G.711 | Enabled | None | No | |
2 | normal | ISDN | G.711 | Enabled | None | No | |
3 | normalLync | Teams/Skype | G.711 | Enabled | None | No |
Click each Transformation table link above to view its summarized behavior.
Transformation Tables
Local SIP Phone to
...
Teams/Skype
Summarized transformation behavior:
- All Called Number of 4-digit whose number does not begin with '2' and Calling Number of 4-digit beginning with '2' will be sent to the Lync Teams/Skype client.
SBC 1000/2000 will set phone-context to fremont.example.com and ext to the Calling Number.Spacevars 0 company
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Mmessage Flow:
Local SIP Phone to LyncTeams/Skype
PSTN to
...
Teams/Skype
Summarized transformation behavior:
- Calls with Called Number of 14085551000 will be sent to Lync Teams/Skype with phone-context set to san_jose.example.com
- Calls with Called Number of 14155553000 will be sent to Lync Teams/Skype with phone-context set to san_francisco.example.com
Row | Input Field | Match Field/ Field Value | Output Field/ Replaced by Field | Field Value | Match Type |
---|---|---|---|---|---|
1 | Called Address/Number |
| Calling phone context |
| Optional |
2 | Called Address/Number |
| Calling phone context |
| Optional |
Mmessage Message Flow:
PSTN to LyncTeams/Skype
...
Teams/Skype to PSTN
Summarized transformation behavior:
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Row | Input Field | Match Field/ Field Value | Output Field/ Replaced by Field | Field Value | Match Type |
---|---|---|---|---|---|
1 | Called Address/Number |
| Called Extension |
| Mandatory |
2 | Calling phone context |
| Calling Address/Number |
| Optional |
3 | Calling phone context |
| Calling Address/Number |
| Optional |
Mmessage Message Flow:
Lync Teams/Skype to PSTN
Note | ||||||
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Note: SIP message sent by the
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