Operation Manual

Parameter Default value Description
• 2: +6 decibel
P1464 Specifies the transmission gain of the handset. Assign any of the following
values:
• 0: 0 decibel
• 1: –6 decibel
• 2: +6 decibel
Related links
Administering through the configuration file on page 56
LCD display parameter
Parameter Default value Description
P1329 10 Specifies the LCD contrast level. Specify any value in the range of 0 to 20.
Related links
Administering through the configuration file on page 56
Date and time parameters
Parameter
Default value Description
P30 Specifies the URL or IP address of
the NTP server. The phone can
obtain the date and time from the
server.
P144 1 Specifies whether the DHCP
Option 42 overrides the NTP
server. Assign any one of the
following values:
• 0: No
• 1: Yes. Override the NTP server
that you configured.
P64 Specifies the time zone based on
which the phone displays the date
and time.
Table continues…
LCD display parameter
January 2016 Administering Avaya E129 SIP Deskphone 85
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