Aastra Telecom SIP 57I - Manual (Page 82)

Administrator Level Options
3-24 41-001160-00, Release 2.1, Rev 04
IP Phone Administrator Guide
Administrator Options
Prefix Code sip intercom prefix code The prefix to add to the phone number for server-side
outgoing Intercom calls. This parameter is required for
all server-side Intercom calls.
For more information on this feature, see “Incoming/
Outgoing Intercom with Auto-Answer and Barge In” on
page 5-60 .
Line sip intercom line Specifies the line for which the IP phone uses the
configuration from, when making the Intercom call.
The IP phone uses the first available line for physically
making the call but uses the configuration from the line
you set for this parameter.
Note: The "sip intercom type" parameter must be set
with the Server-Side option to enable the "sip
intercom line" parameter.
For more information on this feature, see “Incoming/
Outgoing Intercom with Auto-Answer and Barge In” on
page 5-60 .
Parameter in
Aastra Web UI
Parameter in
Configuration Files Description