iPECS UCP - Page 472

iPECS eMG80 & eMG800 & UCP
Administration and Programming Manual Issue 1.6
457
Table 4.4.8.3-1 SIP CO ATTRIBUTES
ATTRIBUTE DESCRIPTION RANGE DEFAULT
none, then it will work as single CODEC only does.
SIP Call Setup Failover Option
Call Setup No Response
When the system initiates a SIP Trunk call and
receives no response from the SIP proxy server,
after expiration of this timer the SIP call is canceled
and a Fail-over call placed on the Fail-over CO/IP
Line group specified below. Note the timer can be
set at 3 to 15 seconds and ‘0’, which disables Fail-
over.
0, 3 ~ 15 sec 5sec
Failover CO Group
Number
When the system attempts to initiate a SIP Trunk
call and the SIP Trunk is in an OOS state or the SIP
proxy server does not respond in the No Response
time above, the system will cancel the SIP call and
place a call over a CO/IP Line from this group.
eMG80:1 ~ 21
eMG800:1~201
(Max. Numbers of
CO Group)
none
SIP Session Timer
Session Timer Usage
During a SIP call or “session”, there are no
signaling packets sent or received from the SIP Call
server. In order to assure a session is still active,
the system can periodically send an Option
message that the SIP Call server should
acknowledge.
ON/OFF OFF
Session Timer Value
When “Session Timer Usage” is enabled, the
system will verify the session at this timer interval.
90~ 3600 360
Min SE
During negotiation with “Session Timer Usage”
enabled, the system will use this value as the
minimum Session expiration timer and will not
respond to a SIP Option message prior to expiration
of this timer.
90~ 3600 90
URI Formatting and Rules
General Formatting
To Field Method
The SIP “To:” header is formatted using the SIP or
Telephony method as shown below.
SIP method
To: < sip:[Number]@[Domain];user=phone >
Telephony method
To: < tel:+[Number] >Domain
sip: method/
tel: method
SIP: method
Numbering Format
When assigned the Telephony method for the “To”
header, the number format can be:
Local - [tel:+Number]@[Domain] or
Global (+E164) - [tel:+E.164
Address]@[Domain]
E.164 Address: Nation + Area Code + Number
Local/
Global
Local
Local: include Area Code
The Area code (PGM 143) can be added as a prefix
if the ‘Numbering Format’ is set as Local.
Example:
user dials ‘8701234’ and the Area code is ‘042’
The resulting “To” field URI is
Yes
No
No