Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Default
3600
Parameter static.network.dns.last_cache_expired.enable
<y0000000000xx>.cfg
Description
It enables or disables the phone to use the DNS cache (even if the cache has expired) when the DNS
server fails to resolve the domain name.
Permitted
Values
0-Disabled
1-Enabled
Default
0
[1]
X is the account ID. For T57W/T54W/T48U/T48S/T48G/T46U/T46S/T46G/T29G, X=1-16; for
T53W/T53/T43U/T42G/T42U/T42S, X=1-12; for T41P/T41S/T27G, X=1-6; for T40P/T40G/T23P/T23G, X=1-3; for T21
(P) E2, X=1-2; for T19(P) E2/CP920, X=1.
[2]
X is the record ID. X=1-12.
[3]
If you change this parameter, the phone will reboot to make the change take effect.
Logon Wizard
Logon wizard allows the phones to provide the logon wizard during the first startup. It works only if there is no
registered account on the IP phone.
It is not applicable to CP920 phones.
Topic
Logon Wizard Configuration
The following table lists the parameters you can use to configure the logon wizard.
Parameter phone_setting.logon_wizard
<y0000000000xx>.cfg
Description
It enables or disables the phone to provide the logon wizard after startup when there is no registered
account.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
All phones except CP920
Web UI
Features > General Information > Logon Wizard
Parameter hotdesking.startup_register_name_enable
<y0000000000xx>.cfg
Description
It enables or disables the phone to provide an input field of register name on the logon wizard after
startup when there is no registered account.
Note: It works only if “phone_setting.logon_wizard” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
All phones except CP920
Parameter hotdesking.startup_username_enable
<y0000000000xx>.cfg
Description It enables or disables the phone to provide an input field of user name on the logon wizard after star-
