Yealink SIP-T4U Series User Manual

Network Configurations
41
Parameter
static.network.redundancy.failback.timeout
[1]
<y0000000000xx>.cfg
Description
It configures the time to wait (minutes) for the phone to switch to the preferentially used network.
Note: It works only if “static.network.redundancy.mode” is set to 1 or 2.
Permitted
Values
Integer from 0 to 1440
0-The phone will not switch as long as the current network is available.
1 to 1440–The phone will keep using the current network for the specified time after the preferentially
used network becomes available. If the preferentially used network is still available after the specified
time, the phone performs a network switch while the phone is not in use.
Default
55
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T42U, T42S, T41S, T29G,
T27G, CP920
Parameter
static.wifi.enable <y0000000000xx>.cfg
Description
It activates or deactivates the Wi-Fi mode.
Note: It works only if “static.wifi.function.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T42U, T42S, T41S, T29G,
T27G, CP920
Web UI
Network > Wi-Fi > Wi-Fi Active
Phone UI
Color Screen Phones:
Menu > Basic > Wi-Fi > Wi-Fi
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Wi-Fi
Parameter
static.wifi.X.ssid
[2]
<y0000000000xx>.cfg
Description
It configures the SSID of a specific wireless network.
SSID is a unique identifier for accessing wireless access points.
Note: It works only if “static.wifi.enable” is set to 1 (Enabled).
Permitted
Values
ASCII code from 1 to 31 in length
Default
Blank
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T42U, T42S, T41S, T29G,
T27G, CP920
Web UI
Network > Wi-Fi > Add >SSID
Phone UI
Color Screen Phones:
Menu > Basic > Wi-Fi > Wi-Fi (On) > Known Network (press Add) > SSID
Menu > Basic > Wi-Fi > Wi-Fi (On) > Known Network > Option > Edit > SSID
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Wi-Fi (On) > Known Network (press Add) > SSID
Menu > Settings > Basic Settings > Wi-Fi > Wi-Fi (On) > Known Network > Option > Edit > SSID

Yealink SIP-T4U Series Specifications

General

Brand	Yealink
Model	SIP-T4U Series
Category	IP Phone
Language	English