Nortel Networks 9150 - Manual (Page 297)

Remote Gateway 9150 Installation and Administration Guide 267
January 2005 Using Remote Gateway 9150 stations
Calling another station at your site
To call another station at your site:
Place station-to-station calls through the host PBX. This allows all stations
configured as multiple appearance DNs (MADNs) to ring and provide access to
voice mail if the call is not answered.
If a connection cannot be established through the host PBX, then you can use the
local call appearance key to place the station-to-station call.
1 Pick up the handset or press the host call appearance key.
Result: A connection is established with the Remote Gateway 9150 unit
and you hear a dial tone. The indicator beside the host call appearance key
lights.
2 Dial the extension of the party you want to call.
Result: The host PBX receives and processes the dialed digits, and rings
the station as well as any other stations that include the dialed DN as an
MADN appearance.
Note: The MADN stations could be located at another site (such as the
host PBX site).
IF the call is answered by THEN
an MADN station at another
site, a voice path to the host PBX is
established and the call proceeds.
a station at this site, all signaling continues to be processed
by the host PBX. However, the actual
voice path is connected between the two
stations and the Remote Gateway 9150
unit. No trunk bandwidth back to the host
PBX is used for the voice path. Trunk
bandwidth previously reserved for the
call is released and made available to
other calls.