Yealink SIP-T33P Administrator's Guide

Account Settings
298
Note: It is used in conjunction with the parameter "account.X.reg_failed_retry_max_time" to determine
how long to wait. The algorithm is defined in RFC 5626. We recommend that you set this value to an
integer between 10 to 120 if needed. If the values of this parameter and the parameter "accoun-
t.X.reg_failed_retry_max_time" are set to 0, the interval configured by "account.X.reg_fail_retry_inter-
val" will be used.
Permitted
Values
Integer greater than or equal to 0
Default
0
Parameter
account.X.reg_failed_retry_max_time
[1]
<MAC>.cfg
Description
It configures the maximum time to wait (in seconds) for the phone to retry to re-register after the
account registration fails.
Note: It is used in conjunction with the parameter "account.X.reg_failed_retry_min_time" to determine
how long to wait. The algorithm is defined in RFC 5626. We recommend that you set this value to an
integer between 60 to 1800 if needed. If the values of this parameter and the parameter "accoun-
t.X.reg_failed_retry_min_time" are set to 0, the interval configured by "account.X.reg_fail_retry_inter-
val" will be used.
Permitted
Values
Integer greater than or equal to 0
Default
60
[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 T33P/T33G, X=1-4; for
T40P/T40G/T23P/T23G, X=1-3; for T31P/T31G/T31/T21(P) E2, X=1-2; for T30P/T30/T19(P) E2/CP920, X=1.
[2]
Y is the server ID. Y=1-2.
PSTN Account Configuration
The following table lists the parameters you can use to register the PSTN account.
Parameter
pstn.account.X.enable
[1]
<MAC>.cfg
Description
It enables or disables the PSTN account X.
Permitted
Values
0-Disabled
1-Enabled
Default
1
Supported
Devices
CP920
Web UI
Account > Register > Line Active
Phone UI
Menu > Settings > Advanced Settings (default password: admin) > Accounts > Active Line
Parameter
pstn.account.X.label
[1]
<MAC>.cfg
Description
(Optional.) It configures the label to be displayed on the LCD screen for PSTN account X.
Permitted
Values
String within 99 characters
Default
Blank
Supported
Devices
CP920

Yealink SIP-T33P Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Wall mountable	Yes
Operating system installed	Linux
Lines quantity	4 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	4
Volume control	Buttons
Number of function keys	5
Display diagonal	2.4 \
Display resolution	320 x 240 pixels
Voice codecs	AGC, AJB, CNG, G.711a, G.711u, G.722, G.723.1, G.726, G.729, G.729A, PLC, VAD, iLBC
Security algorithms	AES, HTTPS
Ethernet LAN data rates	10, 100 Mbit/s
Ethernet LAN interface type	Fast Ethernet
RJ-9 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Input frequency	50/60 Hz
AC adapter input voltage	100 - 240 V
Power consumption (typical)	3 W
Power consumption (Power over Ethernet (PoE))	5 W
Number of handles included	1 pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %

Weight and Dimensions

Depth	186 mm
Width	212 mm
Height	146 mm