MultiVOIP User Guide T1 PhoneBook Configuration
179
Add/Edit Outbound Phone Book: Field Definitions
(cont’d)
Field Name Values Description
H.323 fields
Use Gatekeepr Y/N
Indicates whether or not
gatekeeper is used.
Gateway
H.323 ID
alpha-
numeric
The H.323 ID assigned to the
destination MultiVOIP. Only
valid if “Use Gatekeeper” is
enabled for this entry.
Gateway
Prefix
numeric This number becomes
registered with the
GateKeeper. Call requests
sent to the gatekeeper and
preceded by this prefix will
be routed to the VOIP
gateway.
H.323 Port
Number
1720 This parameter pertains to
Q.931, which is the H.323 call
signaling protocol for setup
and termination of calls (aka
ITU-T Recommendation
I.451). H.323 employs only
one “well-known” port (1720)
for Q.931 signaling. If Q.931
message-oriented signaling
protocol is used, 1720 must be
chosen as the H.323 Port
Number.