Yealink SIP-T48U Configuration Guide

TFTP or HTTP & HTTPS
Open a new browser window and enter your phone IP address, e.g. http://192.168.1.22.
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Enter username and password and press the Confirm button. NOTE: Factory default login
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details are as follows: username is admin and password is admin.
Click on the Settings tab.
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Click the Auto Provision link on the left hand navigation menu.
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Choose what server type you intend to use: HTTP, HTTPS, and Trivial FTP. NOTE: Our
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recommendation is to use HTTP.
If you choose to use HTTP or HTTPS server type, enter http:// or https:// followed
by Hostname or IP Address, and then followed by /prov.
Example of a Hostname using HTTP: http://abc.bicomsystems.com/prov
Example of a Hostname using HTTPS: https://abc.bicomsystems.com/prov
Example of an IP Address using HTTP: http://192.168.1.10/prov
Example of an IP Address using HTTPS: https://192.168.1.10/prov
Enter the Auto Provisioning username and password into the User Name and Password
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fields.

Yealink SIP-T48U Specifications

General

Handset type	Wired handset
Product type	IP Phone
Product color	Gray
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Expansion module support	Yes
Ethernet LAN (RJ-45) ports	2
Display diagonal	7 \
Display resolution	800 x 480 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
Voice codecs	AGC, AJB, AMR-WB, CNG, G.711, G.722, G.723.1, G.726, G.729ab, VAD, iLBC
Security algorithms	AES, HTTPS, SRTP, TLS
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Front camera	-
AC adapter input voltage	100 - 240 V
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Keypad number of keys	29
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Width	226 mm
Height	185 mm