User`s guide

10.3.2. H.323 Parameters
Gatekeeper registration: Enable and disable option for Gatekeeper registration.
Gatekeeper IP address
: IP address of the H.323 Gatekeeper. It must be in dot-
separated form. This field is a must for the phone to work with the Gatekeeper (GK).
Gatekeeper Port Number: Port Number of the H.323 Gatekeeper.
Telephone number: Telephone number of this H.323 phone, used in Gatekeeper
registration. This will store any alphanumeric character string up to 20 characters.
Alias Name: Alias name for this H.323 phone. This will store any alphanumeric
character string up to 30 characters.
Fast Start
: Enable and disable option for this mode.
Tunneling: Enable and disable option for this mode.
V AD: When this is enabled, the H.323 phone detects silence interval and uses silence
compression to save on bandwidth. This feature works irrespective of the codec selected.
Codec1, Codec2 and Codec3: are drop down menus. This allows selecting what codecs
to be used by phone. It also specifies the priority of the codec while negotiating for the
codec to use in any call. Codec1 will be given the highest priority.
Phone book: This is a table of 10 entries where phone number, IP address and port of
the phone may be input. The first field is for the number to be dialed. This can be a
maximum 10-digit number. It can contain character or underscore and hyphen. Next is
the IP address of the phone we want to dial to. It should be a valid IP address in dot-
separated form. Next is the port number at which the phone is running. It can be any
value in the range of 0-65535. See Section 13. For more details, see Section 13, SIP and
H323 Phonebook.
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