Nortel MCC3100 User Manual page 104

Manual setup
Table 14: Advance configuration fields (Part 2 of 5)
Proxy heartbeat
(sec)
SBR Prefix
Reg. Expires (secs)
Call Log Size (lines)
104
The interval, in seconds, that the MCC 3100
for Windows Mobile tests the connection to the
primary proxy server by sending OPTIONS
request messages. The MCC 3100 for
Windows Mobile continues to send these
messages even while the primary proxy is
unavailable. The default and minimum
configurable value is 5 seconds.
Enter the prefix for source-based routing
(SBR) defined on the Nortel PBX.
Users must ensure that the MCC 3100 for
Windows Mobile application is configured
properly:
• Tools > Settings > Line 1 tab—Address
must be a number to which the SPS can
route.
• Tools > Settings > Advanced—SBR Prefix
provides the SIP Phone context.
The login timeout between SIP registrations.
The default is 3600 seconds (1 hour).
The size of the device main memory limits the
call log size. Specifying a large value can
negatively impact device performance. The
default value is 100 lines.