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Yealink SIP-T54W Administrator's Guide

Yealink SIP-T54W
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Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
218
Time Zone Time Zone Name Time Zone Time Zone Name
+1 Czech Republic(Prague) +12 Fiji Islands
+1 Denmark(Kopenhagen) +12 Russia(Kamchatka Time)
+1 France(Paris) +12 Anadyr
+1 Germany(Berlin) +12 Petropavlovsk-Kamchatsky (RTZ 11)
+1 Hungary(Budapest) +12 Marshall Islands
+1 Italy(Rome) +12:45 New Zealand(Chatham Islands)
+1 Switzerland(Bern) +13 Nuku'alofa
+1 Sweden(Stockholm) +13 Tonga(Nukualofa)
+1 Luxembourg(Luxembourg) +13 Samoa
+1 Macedonia(Skopje) +13:30 Chatham Islands
+1 Netherlands(Amsterdam) +14 Kiribati
+1 Namibia(Windhoek)
NTP Settings
You can set an NTP time server for the desired area as required. The NTP time server address can be offered by
the DHCP server or configured manually.
Topic
NTP Configuration
NTP Configuration
The following table lists the parameters you can use to configure the NTP.
Parameter
local_time.manual_ntp_srv_prior <y0000000000xx>.cfg
Description
It configures the priority for the phone to use the NTP server address offered by the DHCP server.
Permitted
Values
0- High (use the NTP server address offered by the DHCP server preferentially)
1- Low (use the NTP server address configured manually preferentially)
Default
Value
0
Web UI
Settings > Time&Date > NTP by DHCP Priority
Parameter
local_time.dhcp_time <y0000000000xx>.cfg
Description
It enables or disables the phone to update time with the offset time offered by the DHCP server.
Note: It is only available to offset from Greenwich Mean Time GMT 0.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Web UI
Settings > Time&Date > DHCP Time
Phone UI
Color Screen Phones:
Menu > Basic > Time & Date > DHCP Time

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Yealink SIP-T54W Specifications

General IconGeneral
ConnectivityDual-port Gigabit Ethernet
SIP Accounts16
Opus Codec SupportYes
Audio FeaturesHD voice with Yealink Acoustic Shield technology
Expansion ModuleSupports up to 3 EXP50 expansion modules
Power over Ethernet (PoE)Yes
Headset SupportYes, RJ9 headset port, USB headset support, Bluetooth headset support
Resolution480 x 272 pixels
BluetoothYes, Bluetooth 4.2
USB Ports2 (USB 2.0)

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