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INSTALLATION - CONFIGURATIONCALL SERVER : VOICE ON IP
Ed. 04 11/20Réf. 3EH 21000 BSAA
Reminder: it is vital for the PBX "Installation number" field to be configured; e.g. for site A: 388677100.
Break Out
The break-out service enables proximity calls to be made. In our example a site A station dials a public
number starting with 04, the call is routed to site B via the H.323 gateway, then routed to the public
network from site B, configuration:
Internal numbering plan of site A:
ARS table of site A:
*: as the prefix 0 is dropped in the internal numbering plan, 004 must be substituted for 04,
**: this sub-line allows overflow to the public network lines of site A if the VoIP access calls are inac-
cessible.
As an incoming VoIP access call is analyzed in the private numbering plan, the following must be pro-
grammed in the private numbering plan of site B:
Networ
k
Prefix Ranges Substitute List. Trunk
group list
Called/HH User Comment
Pub. 0388677150 250 4 Het H.323 to site B
Function Start End Base NMT Priv
Main trunk group 0 0 ARS Drop No
Networ
k
Prefix Ranges Substitute List. Tru-
nk group
list
Called/HH User Com-
ment
Destination
Pub. 04 004 4 Het H.323 to site
B
Gateway *
04 1 Het ISDN Access No IP *
*
Function Start End Base NMT Priv
Main trunk group 0 0 0 Drop No