Yealink SIP-T48U Administrator's Guide

Call Log
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Call Log
Yealink phones record and maintain phone events to a call log, also known as a call list.
Call log consists of four lists: Missed Calls, Placed Calls, Received Calls, and Forwarded Calls. Each call log list
supports up to 100 entries.
Topics
Call Log Display
Call Log Configuration
Call Logs Backup
Call Log Display
You can access the call history information via the web user interface at the path: Directory > Phone Call Info or via
the phone user interface at the path: Menu > History.
The following table describes the detailed call log information:
Display Field Description
Name Shows the name of the remote party.
Number Shows the number of the remote party.
Time Shows the call initiation time.
Line Shows which line is used.
Duration Shows the duration of the call.
Relation
Shows what happened to the call.
The valid display contents are:
l
Rejected: Reject an incoming call.
l
Forward to X: Forward an incoming call to X. For example, Forward to 1048 means you forward
an incoming call to 1048.
l
Busy: The outgoing call is rejected.
l
Transfer to X: Transfer a call to X. For example, Transfer to 1048 means you transfer a call to
1048.
l
X: Answer a transferred/forwarded call from remote party X; your call is transferred/forwarded to X.
For example, 1048 means you answer a transferred/forwarded call from remote party 1048.
It is configurable by “features.calllog_detailed_information”.
Related Topic
Call Log Configuration
Call Log Configuration
The following table lists the parameters you can use to change the call log settings.
Parameter
features.save_call_history <y0000000000xx>.cfg
Description
It enables or disables the phone to log the call history (missed calls, placed calls, received calls and
forwarded calls) in the call lists.
Note: To log the missed calls, “account.X.missed_calllog” should be set to 1 (Enabled).

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