Yealink SIP-T48U Administrator's Guide

Audio Features
190
Central Report Collector Configuration
The following table lists the parameters you can use to configure the central report collector.
Parameter
account.X.vq_rtcpxr.collector_name
[1]
<MAC>.cfg
Description
It configures the hostname of the central report collector that accepts voice quality reports contained in
SIP PUBLISH messages.
Permitted
Values
String within 32 characters
Default
Blank
Web UI
Account > Advanced > VQ RTCP-XR Collector Name
Parameter
account.X.vq_rtcpxr.collector_server_host
[1]
<MAC>.cfg
Description
It configures the IP address of the central report collector that accepts voice quality reports contained
in SIP PUBLISH messages.
Permitted
Values
IPv4 Address
Default
Blank
Web UI
Account > Advanced > VQ RTCP-XR Collector Address
Parameter
account.X.vq_rtcpxr.collector_server_port
[1]
<MAC>.cfg
Description
It configures the port of the central report collector that accepts voice quality reports contained in SIP
PUBLISH messages.
Permitted
Values
Integer from 0 to 65535
Default
5060
Web UI
Account > Advanced > VQ RTCP-XR Collector Port
[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.

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