Yealink SIP-T53 Administrator's Guide

Account Settings
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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-T53 Specifications

General

Network	Dual-port Gigabit Ethernet
SIP Accounts	12
Lines	12
Stand Included	Yes
PoE	Yes (IEEE 802.3af)
USB Port	1 x USB 2.0
Headset Support	RJ9 and USB
Audio Features	HD Voice
Expansion Module Support	Yes, up to 3
Voice Codecs	G.722, G.711
Network Features	IPv4/IPv6, VLAN, QoS
Local Phonebook	1000 entries
Mounting	Desk mount, Wall mount
Power Supply	Optional
Weight	1.1 kg
Resolution	360 x 160