Alcatel-Lucent omniacces-voip gateway User Manual
VoIP Networks without PSTN — Example 2
Page 3-9
VoIP Networks without PSTN — Example 2
Trunk Groups and Three Voice Daughtercards
This dialing scheme is used to set up additional sites on an existing VoIP network. Individual
calls are routed to more than one possible destination, e.g., from Trunk G to Trunk E or
Trunk F, depending on the number dialed. All telephone numbers in this example are unique
across the VoIP network.
calls are routed to more than one possible destination, e.g., from Trunk G to Trunk E or
Trunk F, depending on the number dialed. All telephone numbers in this example are unique
across the VoIP network.
Example 2 — Trunk Groups and Three Voice Daughtercards
LEGEND for Diagram Components
PBX #1 Configuration
PBX #2 Configuration
PBX #3 Configuration
— Expects to receive four digits on
trunk (D) and then uses these digits
to route calls to lines (A).
trunk (D) and then uses these digits
to route calls to lines (A).
— Expects to receive four digits on
trunk (E) and then uses these digits
to route calls to lines (B).
trunk (E) and then uses these digits
to route calls to lines (B).
— Expects to receive four digits on
trunk (F) and then uses these digits
to route calls to lines (C).
trunk (F) and then uses these digits
to route calls to lines (C).
— Routes calls starting with 1 to
lines (A).
lines (A).
— Routes calls starting with 2 to
lines (B).
lines (B).
— Routes calls starting with 3 to
lines (C).
lines (C).
— Routes calls starting with 2 or 3 to
trunk (G), and then the VoIP net-
work uses these digits to route calls
to trunks (E) or (F), respectively.
trunk (G), and then the VoIP net-
work uses these digits to route calls
to trunks (E) or (F), respectively.
— Routes calls starting with 1 or 3
to trunk (H), and then the VoIP net-
work uses these digits to route calls
to trunks (D) or (F), respectively.
to trunk (H), and then the VoIP net-
work uses these digits to route calls
to trunks (D) or (F), respectively.
— Routes calls starting with 1 or 2
to trunk (I), and then the VoIP net-
work uses these digits to route calls
to trunks (D) or (E), respectively.
to trunk (I), and then the VoIP net-
work uses these digits to route calls
to trunks (D) or (E), respectively.
WAN
Extensions
off of PBX #1
(A)
PBX #1
1000-
1999
Voice
Daughtercard
#1
IP 192.168.11.2
Port 1720
Extensions
off of PBX #2
(B)
PBX #2
2000-
2999
2999
Voice
Daughtercard
#2
IP 192.168.12.2
Port 1720
Extensions
off of PBX #3
(C)
PBX #3
3000-
3999
3999
(F)
T1
Voice
Daughtercard
#3
IP 192.168.13.2
Port 1720
3000-3999
T1
(I)
(E)
T1
T1
(H)
2000-2999
(D)
T1
T1
(G)
1000-1999