CHAPTER 2 SYSTEM CONFIGURATION
UNIVERGE NEAX 2000 IPS General Description Page 36
Issue 5
CCIS Connection
•
Peer-to-Peer connection between DtermIPs via CCIS is available only when the
destination office is 2000 IPS or 2400 IPX.
• The Virtual IPT can be connected to a maximum of 127 trunks.
• The Virtual IPT provides only Point-to-Multipoint connection.
•
When a call over Peer-to-Peer connection via CCIS is put on hold and then answered
at the same station, Elapsed Time Display returns to 0:00:00.
• When the destination office uses the physical IPT card, for example, when
connecting to the former PBX system, the IPT card and 4VCT card are required in
both offices.
•
Conditions for Link Down Notice for CCIS connection are shown below.
- Link Down Notice is available only for Dterm and DtermIP accommodated in the
2000 IPS and IPS
DML
/IPS
DMR
. This is not available for a single line telephone and
Attendant Console.
-
For message display, Dterm/DtermIP with 24-digit or more LCD is
recommended. 16-digit LCD may not display all messages properly.
- Notification message can be displayed regardless of idle or busy state of
Dterm/DtermIP, writing the message over the present display. After six seconds,
the display returns to the time display automatically.
-
The system detects a Link Down on the condition that TCP connection between
offices is interrupted. The Link Down is notified to the Dterm/DtermIP at 15-20
seconds later from the system detects the Link Down.
-
Link Down Notice is available only for the CCIS connection via Virtual IPT.
CCIS connection with CCT/DTI card or LDT/ODT card is not available.
-
When the link between offices connected by CCIS via Virtual IPT is interrupted,
the lamp of Dterm/DtermIP button becomes the state as shown below. Then press
the button, the LCD of the Dterm/DtermIP displays the following.
COLOR AND STATE
OF BUTTON
STATE AND
OPERATION
LCD DISPLAY
Red/Flashing
(Momentarily)
0.125 seconds ON-
0.125 seconds OFF
Link Down occurrence -
Red/Flashing
(Slowly)
0.5 seconds ON-
0.5 seconds OFF
Press the button after
Link Down occurrence
Link Down to CCIS
OFF - Link restoration -
OFF - Press the button after
Link restoration
Normal Condition:
CCIS
-
When the link between offices recovers, the flashing lamp of the button goes out.
CCIS and H.323 Connection
• The service features requiring continuous voice transmission such as Background
Music should not be used because the traffic may reduce overall performance of the
LAN.
• In the voice communication via the Internet, the connection and communication
delay may occur and the voice quality may deteriorate.
• The Virtual IPT and IPT card does not support Dynamic Host Configuration Protocol
(DHCP) service.
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