Yealink SIP-T27G Administrator's Guide

Account Settings
292
Account Settings
This chapter shows you how to register accounts and configure account settings on Yealink devices.
Topics
Account Registration
Outbound Proxy in Dialog
Server Redundancy
SIP Server Name Resolution
Static DNS Cache
Logon Wizard
Multiple Line Keys per Account
Account Registration
Registering an account makes it easier for the phones to receive an incoming call or dial an outgoing call. Yealink
phone supports registering multiple accounts on a phone (T19(P) E2 phones only support registering one SIP
account; CP920 phones support one SIP/cloud account or two PSTN accounts); each account requires an exten-
sion or phone number.
Topics
Supported Accounts
SIP Accounts Registration Configuration
PSTN Account Configuration
Registration Settings Configuration
Supported Accounts
The number of registered accounts must meet the following:
Phone Model Accounts
T57W/T54W/T48U/T48S/T48G/T46U/T46S/T46G/T29G <=16
T53W/T53/T43U/T42U/T42S/T42G <=12
T41P/T41S/T27G <=6
T40P/T40G/T23P/T23G <=3
T21(P) E2 <=2
T19(P) E2 1
CP920
1 (SIP/Cloud account)
<=2 (PSTN account)
SIP Accounts Registration Configuration
The following table lists the parameters you can use to register SIP accounts.
Parameter
account.X.enable
[1]
<MAC>.cfg
Description
It defines the activation status of the account.
Permitted
Values
0-Disabled
1-Enabled

Yealink SIP-T27G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Gold
Wall mountable	Yes
Display diagonal	3.66 \
Display resolution	240 x 120 pixels
RJ-9 ports quantity	2
USB 2.0 ports quantity	1
Voice codecs	CNG, G.711, G.722, G.723.1, G.726, G.729, G.729ab, VAD, iLBC
Dual-Tone Multi-Frequency (DTMF) modes	SIP info
Lines quantity	8 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
Bluetooth	-
Security algorithms	AES, MD5
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Volume control	Digital
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	210 mm
Width	265 mm
Height	170.5 mm