ManualYealink T53 IP Phone

Yealink T53 Manual

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Configuration Methods

Customizing Your Phone

Configuring a Static IPv4 Address

Registering Accounts

SIP Session Timer

Configuring SIP Session Timer

Time & Date

Configuring NTP Server

Configuring Daylight Saving Time

Viewing the Directory on the Phone

Enabling Presenting the Caller Identity

Downloading the Business Group Contacts

Searching for a Contact in the Remote Phone Book

Configuring Search Source List

Line Key Features

automatic call back

directed pickup

park call

group listening

keypad lock

multicast paging

speed dial

xml group

Keypad Lock

Configuring the Keypad Lock

Dial-now

Configuring the Delay Time for Dial-now Rules

Configuring Live Dialpad

Downloading Configuration Files to Phones

Power On

Zero Touch

Basic Call Features

Activating DND in Phone Mode

Transferring Calls

Local Conference Call

Managing Conference Participants

Call Park and Call Retrieve

Configuring an Enhanced Park Call Key

Configuring a Retrieve Parked Call Key

Retrieving a Call

Picking up a Call

Picking up a Call for a Group

Advanced Phone Features

LED Indicator

Intercom and Push-to-Talk

Configuring an Intercom/PTT Key

Using Push-to-Talk

Multicast Paging

Configure a Paging List key

Configuring a Codec for Multicast Paging

Configuring Multicast Listening Addresses

Sending RTP Stream via a Multicast Paging Key

Sending RTP Stream via a Paging List Key

Transmitting DTMF Digit

Troubleshooting

Display Issues

Why do I get poor sound quality during a call

Firmware and Upgrading Issues

Why doesn't the IP phone update the configuration

Rebooting Issues

Protocols and Ports Issues

Password Issues

Regulatory Notices