Yealink SIP-T57W Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Viewing the Log Files
Local Logging Configuration
The following table lists the parameters you can use to configure local logging.
Parameter
static.local_log.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to record log locally.
Note: We recommend that you do not disable this feature.
Permitted
Values
0-Disabled, the phone will stop recording log to the log files locally. The log files recorded before are
still kept on the phone.
1-Enabled, the phone will continue to record log to the log files locally. You can upload the local log
files to the provisioning server or a specific server or export them to the local system.
Default
1
Web UI
Settings > Configuration > Enable Local Log
Parameter
syslog.usb.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to collect log using a USB flash drive.
Note: It works only if "static.local_log.enable" is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
All phones except T48G, T46G, T42G, T41P, T40P, T40G, T29G, T23P, T23G, T21(P) E2 and T19(P)
E2
Web UI
Settings > Configuration > USB Auto Exporting Syslog
Parameter
static.local_log.level <y0000000000xx>.cfg
Description
It configures the lowest level of local log information to be rendered to the <MAC>.log file.
When you choose a log level, it includes all events of an equal or higher severity level and excludes
events of a lower severity level. The logging level you choose determines the lowest severity of events
to log.
Permitted
Values
0-the system is unusable
1-action must be taken immediately
2-critical condition
3-error conditions
4-warning conditions
5-normal but significant condition
6-informational
Default
3
Web UI
Settings > Configuration > Local Log Level
Parameter
static.local_log.max_file_size <y0000000000xx>.cfg
Description
It configures the maximum size (in KB) of the log files can be stored on the IP phone.
When this size is about to be exceeded,

Yealink SIP-T57W Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Ethernet LAN	Yes
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Security algorithms	AES, HTTPS, MD5, SRTP
Networking standards	IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
AC adapter input voltage	100 - 240 V
AC adapter output current	2 A
AC adapter output voltage	5 V
Volume control	Buttons
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	7 \
Display resolution	800 x 480 pixels
Front camera	No
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Voice codecs	G.722, G.723.1, G.726, G.729A, G.729B, iLBC

Weight and Dimensions

Depth	220 mm
Width	259.4 mm
Height	211 mm