3Com VCX v7111 User Manual page 99

Supplementary Services Parameters
Table 24
Parameter
Enable Hold
[EnableHold]
Hold Format
[HoldFormat]
Enable Transfer
[EnableTransfer]
Transfer Prefix
[xferPrefix]
Enable Call Forward
[EnableForward]
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3Com VCX V7111 VoIP Gateway User Guide
Description
No [0] = Disable the Hold service.
Yes [1] = Enable the Hold service (default).
If the Hold service is enabled, a user can activate Hold (or Unhold) using the
hook-flash. On receiving a Hold request, the remote party is put on-hold and
hears the hold tone.
To use this service, the gateways at both ends must support this
option.
Determines the format of the hold request.
0.0.0.0 [0] = The connection IP address in SDP is 0.0.0.0 (default).
Send Only [1] = The last attribute of the SDP contains the following
a=sendonly.
No [0] = Disable the call transfer service.
Yes [1] = Enable the call transfer service (using REFER) (default).
If the Transfer service is enabled, the user can activate Transfer using hook-
flash signaling. If this service is enabled, the remote party performs the call
transfer.
To use this service, the gateways at both ends must support this
option.
To use this service, set the parameter Enable Hold to Yes.
Defined string that is added, as a prefix, to the transferred / forwarded called
number, when REFER / 3xx message is received.
The number manipulation rules apply to the user part of the REFER-
TO / Contact URI before it is sent in the INVITE message.
The xferprefix parameter can be used to apply different manipulation
rules to differentiate the transferred / forwarded number from the
original dialed number.
No [0] = Disable the Call Forward service.
Yes [1] = Enable Call Forward service (using REFER) (default).
For FXS gateways a Call Forward table must be defined to use the Call
Forward service.
To define the Call Forward table, see
To use this service, the gateways at both ends must support this
option.
Generate Caller ID to Tel.
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