Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Note: It works only if "static.network.dns.last_cache_expired.enable" is set to 1 (Enabled).
Permitted
Values
Integer from 0 to 65535
0-the expired DNS cache can only be used once. After using, the IP phone will perform a DNS query
again.
1 to 65535-the IP phone will use the expired DNS cache during the specified period. After that, the IP
phone will perform a DNS query again.
Default 3600
Parameter static.network.dns.last_cache_expired.enable <y0000000000xx>.cfg
Description
It enables or disables the IP 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 T54S/T48S/T48G/T46S/T46G/T29G, X=1-16; for T52S/T42G/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 IP phone will reboot to make the change take effect.
Logon Wizard
Logon wizard allows IP 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 IP phones.
Topic
Logon Wizard Configuration
Logon Wizard Configuration
The following table lists the parameters you can use to configure logon wizard.
Parameter phone_setting.logon_wizard <y0000000000xx>.cfg
Description
It enables or disables the IP phone to provide the logon wizard after startup when there is no registered
account.
Note: It is not applicable to CP920 IP phones.
Permitted
Values
0-Disabled
1-Enabled
Default 0
Web UI Features->General Information->Logon Wizard
Parameter hotdesking.startup_register_name_enable <y0000000000xx>.cfg
Description
It enables or disables the IP phone to provide input field of register name on the logon wizard after star-
tup when there is no registered account.
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