Name: Yealink SIP-T5 Series
Brand: Yealink
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Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones

The web screen displays "Default password is in use. Please change!"

558

Logo Issues

559

Why does the IP phone use DOB format logo file instead of popular BMP, JPG and so on?

559

Power and Startup Issues

559

Both PoE cable and power adapter is connected to the phone

559

The power LED indicator has no lights

559

The Phone screen is black

559

The IP phone always displays the Yealink logo

559

Other Issues

559

The difference among user name, register name, and display name

559

On code and off code

559

The difference between RFC 2543 Hold enabled and disabled

560

The difference between Shared Call Appearance (SCA) and Bridge Lines Appearance (BLA)

560

Appendix

561

RFC and Internet Draft Support

561

Reading Icons

563

Before You Begin2
- Related Documentations2
- Recommended References2
- Summary of Changes2
  - Changes for Release V85, Guide Version V85.13
Table of Contents4
Getting Started23
- Requirements23
- Yealink IP Phones in a Network23
- Initialization Process Overview24
- Verifying Startup25
Network Configurations26
- Ipv4 and Ipv6 Wired Network Settings26
- DHCP Option for Ipv434
- DHCP Option for Ipv637
  - Supported DHCP Option for Ipv637
  - DHCP Option 59 and Custom Option37
- Vlan38
- Wi-Fi43
- Real-Time Transport Protocol (RTP) Ports55
  - RTP Ports Configuration56
- Network Address Translation (NAT)56
- Internet Port and PC Port61
  - Supported Transmission Methods61
  - Internet Port and PC Port Configuration61
- Vpn63
- Quality of Service (Qos)66
  - Voice and SIP Qos Configuration66
- 802.1X Authentication67
  - 802.1X Authentication Configuration67
- TR-069 Device Management70
  - Supported RPC Methods70
  - TR-069 Configuration70
Phone Provisioning73
- Boot Files, Configuration Files, and Resource Files73
- Provisioning Methods80
- Setting up a Provisioning Server94
- Keeping User's Personalized Settings after Auto Provisioning99
- Example: Deploying Phones from the Provisioning Server102
Security Features105
- User and Administrator Identification105
  - User and Administrator Identification Configuration105
  - User Access Level Configuration106
- Auto Logout Time107
  - Auto Logout Time Configuration107
- Phone Lock107
  - Operation Behaviors on Lock Phone108
  - Phone Lock Configuration108
- Transport Layer Security (TLS)110
- Secure Real-Time Transport Protocol (SRTP)116
  - SRTP Configuration117
- Encrypting and Decrypting Files119
- Incoming Network Signaling Validation123
  - Incoming Network Signaling Validation Configuration123
- USB Port Lock124
  - USB Port Lock Configuration124
Firmware Upgrade126
- Firmware for each Phone Model Firmware Upgrade Configuration126
Using Handsets with T57W/T54W/T53W/T53 Phones128
- Handset Backlight128
  - Handset Backlight Configuration128
- Handset Keypad Light129
  - Handset Keypad Light Configuration129
- Handset Wallpaper130
  - Handset Wallpaper Configuration130
- Handset Screen Saver130
  - Handset Screen Saver Configuration130
- Handset Name131
  - Handset Name Configuration131
- Number Assignment131
  - Number Assignment Configuration132
- End Call on Hook133
  - End Call on Hook Configuration133
- Advisory Tones133
  - Advisory Tones Configuration134
- Base PIN135
  - Base PIN Configuration135
- DECT Intercom136
  - DECT Intercom Configuration136
- Shared Directory137
  - Shared Directory Configuration137
  - Shared Contact File Customization137
    - Customizing Shared Contact File138
    - Shared Contact File Elements and Attributes138
- Satellite Mode138
  - Satellite Mode Configuration139
  - Example: Configuring the Satellite Mode Feature140
- Repeater Settings Parameters141
- Handset Settings Parameters142
  - Custom Handset Related Configurations146
- Handset Firmware Upgrade Configuration147
Audio Features149
- Alert Tone149
  - Alert Tone Configuration149
- Touch Tone151
  - Touch Tone Configuration151
- Ring Tones151
  - Custom Ringtone Limit151
  - Ringtone Configuration152
- Distinctive Ring Tones154
  - Supported Alert-Info Headers Format154
  - Distinctive Ring Tones Configuration157
- Ringer Device158
  - Ringer Device Configuration159
- Audio Volume159
  - Ringer Volume Configuration159
  - Sending Volume Configuration160
- Tones162
  - Supported Tones162
  - Tones Configuration163
- Audio Codecs168
  - Supported Audio Codecs168
  - Audio Codecs Configuration170
- Packetization Time (Ptime)173
  - Supported Ptime of Audio Codec173
  - Ptime Configuration174
- Early Media174
  - Early Media Configuration174
- Headset Prior175
  - Headset Prior Configuration175
- Dual Headset176
  - Dual Headset Configuration176
- Acoustic Clarity Technology176
- Smart Noise Filtering182
  - Smart Noise Filtering Configuration182
- Dtmf182
- Voice Quality Monitoring (VQM)186
  - Rtcp-Xr186
    - RTCP-XR Configuration187
  - Vq-Rtcpxr187
Phone Customization194
- Language194
  - Supported Languages194
  - Language Display Configuration195
  - Language for Phone Display Customization196
  - Language for Web Display Customization198
- Contrast200
  - Contrast Configuration200
- Wallpaper201
  - Wallpaper Configuration201
  - Wallpaper Customization202
  - Adding a Wallpaper from a USB Flash Drive203
  - Example: Setting a Custom Picture as Wallpaper204
- Transparency204
  - Transparency Configuration204
- Screen Saver205
  - Screensaver Display Customization205
    - Customizing the Screen Saver File206
    - Screensaver File Elements and Attributes206
  - Custom Screensaver Picture Limit207
  - Screensaver Configuration207
  - Adding a Screensaver Picture from a USB Flash Drive210
  - Deleting a Screensaver Picture210
- Backlight210
  - Supported Backlight Options211
  - Backlight and Time Configuration211
- Label Length for Line Key Display212
  - Label Length Display Configuration213
- Label Alignment for Line/Ext Key Display214
  - Label Alignment Display Configuration214
- Page Switch Key215
  - Page Switch Key Configuration215
- Page Tips215
  - Phone Page Tips215
    - Phone Page Tips Indicator215
    - Phone Page Tips Configuration216
  - Expansion Module Page Tips216
    - Expansion Module Page Tips Configuration217
    - Expansion Module Page Tips Indicator217
- Time and Date217
  - Time Zone218
  - NTP Settings221
    - NTP Configuration221
  - DST Settings223
  - Time and Date Manually Configuration226
  - Time and Date Format Configuration227
  - Date Customization Rule228
- Idle Clock Display229
  - Idle Clock Display Configuration229
- Logo Customization229
  - Custom Logo Picture Limit230
  - Customizing a Logo Picture230
  - Custom Logo Configuration231
  - Example: Setting a Custom Logo Display232
- Call Display232
  - Call Display Configuration233
- Display Method on Dialing235
  - Display Method on Dialing Configuration236
- Key as Send236
  - Key as Send Configuration236
- Softkey Layout237
  - Softkey Layout File Customization237
    - Customizing Softkey Layout File238
    - Softkey Layout File Elements and Attributes238
  - Softkey Layout Configuration239
  - Example: Setting the Soft Keys Layout in Talking State241
- Input Method241
  - Keypad Input Method File Customization241
    - Customizing the Keypad Input Method File242
  - Onscreen Keyboard Input Method File Customization242
  - Input Method Configuration246
  - Example: Configuring the French Onscreen Keyboard Input Method248
- Notification Popups249
  - Notification Popups Configuration249
- Power LED Indicator250
  - Power LED Indicator Configuration250
- Bluetooth253
  - Bluetooth Configuration253
- Handset/Headset/Speakerphone Mode255
  - Handset/Headset/Speakerphone Mode Configuration255
- DSS Keys256
  - Supported DSS Keys257
  - Supported Dsskey Types257
  - Line Keys258
  - Programmable Keys265
    - Supported Programmable Keys265
    - Programmable Keys Configuration266
  - Ext Keys269
    - Ext Keys Configuration269
  - Dsskey Lock Configuration272
  - Dsskey Page Reset Configuration273
- Enhanced DSS Keys273
  - Guidelines for Configuring Enhanced DSS Keys274
  - Macro Action Strings274
  - EDK Configuration278
  - EDK List Configuration278
  - EDK User Input Prompt Configuration279
  - EDK Soft Keys Configuration281
  - Example: Configuring EDK List for a Line Key284
  - Example: Using EDK Macro Strings as the Contact Number285
- Power Saving285
  - Power Saving Configuration286
- Search Source List in Dialing288
  - Search Source File Customization288
    - Search Source File Attributes289
    - Customizing Search Source File290
  - Search Source List Configuration290
- Recent Call Display in Dialing292
  - Recent Call in Dialing Configuration292
- Icon Customization292
  - Custom Icons Configuration292
- Warnings Display293
  - Warnings Display Configuration293
- Out of Service293
  - Out of Service Configuration293
Account Settings295
- Account Registration295
- Outbound Proxy in Dialog302
  - Outbound Proxy in Dialog Configuration302
- Server Redundancy303
- SIP Server Name Resolution309
  - SIP Server Name Resolution Configuration309
- Static DNS Cache310
  - Behave with a Configured DNS Server310
  - Static DNS Cache Configuration311
- Logon Wizard314
  - Logon Wizard Configuration314
- Multiple Line Keys Per Account316
Directory320
- Local Directory320
- Local Contacts Backup327
- Favorite Contacts328
  - Favorites Configuration328
- Google Contacts329
  - Google Contacts Configuration329
  - Signing in to the Google Contact Server330
- Lightweight Directory Access Protocol (LDAP)330
- Remote Phone Book338
- Directory List for Directory/Dir Soft Key341
- Directory Search Settings345
  - Directory Search Settings Configuration345
- Number Matching Settings346
  - Number Matching Settings Configuration346
  - Example: Matching Contacts with the Caller's Phone Number Using the Regular Expression347
Call Log348
- Call Log Display Call Log Configuration Call Logs Backup348
Call Features353
- Dial Plan Defined by Four Patterns (Old Dial Plan Mechanism)353
  - Basic Regular Expression Syntax for Four Patterns354
  - Replace Rule File Customization354
    - Replace Rule File Attributes354
    - Customizing the Replace Rule File355
  - Dial Now File Customization355
    - Dial Now File Attributes355
    - Customizing the Dial Now File356
  - Replace Rule Configuration356
  - Dial Now Configuration357
  - Area Code Configuration358
  - Block out Configuration359
  - Example: Adding Replace Rules Using a Replace Rule File360
- Dial Plan Defined by Digit Map (New Dial Plan Mechanism)361
  - Basic Regular Expression Syntax for Digit Map361
  - Digit Map for All Lines Configuration362
  - Digit Map for a Specific Line Configuration365
- Emergency Dialplan and Enhanced 911368
  - Emergency Dialplan and Enhanced 911 Configuration369
  - Hotline Configuration373
- Off Hook Hot Line Dialing374
  - Off Hook Hot Line Dialing Configuration374
- Live Dialpad375
  - Live Dialpad Configuration375
- Auto Redial375
  - Auto Redial Configuration375
- Recall Configuration377
- Speed Dial377
  - Speed Dial Key Configuration377
- Password Dial378
  - Password Dial Configuration378
- Call Timeout378
  - Call Timeout Configuration379
- Anonymous Call379
  - Anonymous Call Configuration379
- Call Number Filter380
  - Call Number Filter Configuration380
- IP Address Call381
  - IP Address Call Configuration381
- Ignoring Incoming Calls381
  - Ignoring Incoming Calls Configuration382
- Off Hook Answering382
  - Off Hook Answering Configuration382
- Auto Answer383
  - Auto Answer Configuration383
- Anonymous Call Rejection386
  - Anonymous Call Rejection Configuration386
- Call Waiting387
  - Call Waiting Configuration387
- Do Not Disturb (DND)388
  - DND Settings Configuration389
  - DND Feature Configuration391
    - DND in Phone Mode Configuration391
    - DND in Custom Mode Configuration392
  - DND Synchronization for Server-Side Configuration393
- Multiple Call Appearances394
  - Multiple Call Appearances Configuration394
- Call Hold395
  - Call Hold Configuration396
  - Music on Hold (Moh) Configuration398
- Call Mute398
  - Microphone Mute Configuration398
  - Keep Mute399
    - Keep Mute Configuration399
  - Mute Alert Tone399
    - Mute Alert Tone Configuration399
- Call Forward400
  - Call Forward Settings Configuration400
  - Call Forward Feature Configuration402
    - Call Forward in Phone Mode Configuration402
    - Call Forward in Custom Mode Configuration406
  - Call Forward Synchronization for Server-Side Configuration410
- Call Transfer412
  - Call Transfer Configuration412
  - Transfer Mode for Dsskey Configuration413
- Conference414
  - Conference Type Configuration414
  - Local Conference Configuration414
  - Network Conference Configuration415
- USB Recording416
  - USB Recording Configuration416
- Multicast Paging417
  - Multicast Paging Group Configuration418
  - Multicast Listening Group Configuration419
  - Multicast Paging Settings419
    - Multicast Paging Settings Configuration420
Advanced Features423
- Call Pickup423
  - Directed Call Pickup423
    - Directed Call Pickup Configuration423
  - Group Call Pickup425
    - Group Call Pickup Configuration425
- Dialog Info Call Pickup426
  - Dialog Info Call Pickup Configuration427
- Call Completion427
  - Call Completion Configuration430
  - Example: Using Call Completion430
- Call Park and Retrieve430
- Automatic Call Distribution (ACD)433
- Busy Lamp Field435
- Shared Line456
- Intercom460
- CSTA Control464
  - CSTA Control Configuration465
- Action URL465
- Action URI479
- Voice Mail486
  - MWI for Voice Mail Configuration486
- Short Message Service (SMS)488
  - SMS Configuration488
- XML Browser488
  - XML Browser Configuration488
- Hot Desking490
  - Hot Desking Key Configuration491
  - Hot Desking Configuration491
General Features493
- Line Identification Presentation493
  - CLIP and COLP Configuration493
- Return Code for Refused Call495
  - Return Code for Refused Call Configuration495
- Return Code for Unanswered Call495
  - Return Code for Unanswered Call Configuration495
- Hide Feature Access Codes496
  - Hide Feature Access Codes Configuration496
- Accept SIP Trust Server Only497
  - Accept SIP Trust Server Only Configuration497
- 100 Reliable Retransmission497
  - 100 Reliable Retransmission Configuration498
- SIP Session Timer498
  - SIP Session Timer Configuration498
- Session Timer499
  - Session Timer Configuration500
- Reboot in Talking500
  - Reboot in Talking Configuration501
- Reserve # in User Name501
  - Reserve # in User Name Configuration501
- Busy Tone Delay502
  - Busy Tone Delay Configuration502
- CFG File Version Information502
  - CFG File Version Information Configuration502
- Media Loopback503
  - Media Loopback Configuration503
- Cloud504
  - Cloud Configuration505
Configuration Parameters506
- Broadsoft Parameters506
- Start2Start ACD Parameters527
- Alcatel-Lucent Barge in Parameters529
- Ethernet Interface MTU Parameters530
- SIP Settings Parameters530
- Call Settings Parameters534
- Unify Parameters536
Troubleshooting Methods537
- Exporting All the Diagnostic Files537
- Log Files537
  - Local Logging537
  - Syslog Logging542
    - Syslog Logging Configuration542
    - Viewing the Syslog Messages on Your Syslog Server545
- Resetting Phone and Configuration545
- Packets Capture547
  - Capturing the Packets Via Web User Interface548
    - Capturing the Packets in Enhanced Way548
    - Capturing the Packets in Normal Way548
  - Ethernet Software Capturing Configuration549
    - Span to PC Port Configuration549
- Watch Dog549
  - Watch Dog Configuration550
- Network Diagnostics550
  - Ping and Traceroute Diagnostics550
  - Network Reachability Detection Configuration551
- Analyzing Configuration Files552
- Device Status554
  - Viewing Device Status554
- Phone Reboot554
Troubleshooting Solutions556
- IP Address Issues556
- Time and Date Issues557
  - Display Time and Date Incorrectly557
- Display Issues557
  - The Phone Screen Is Blank557
    - The Phone Displays "No Service557
- Phone Book Issues557
  - Difference between a Remote Phone Book and a Local Phone Book557
- Audio Issues557
- Wi-Fi and Bluetooth Issues558
- Firmware and Upgrading Issues558
- System Log Issues560
  - Fail to Export the System Log to a Provisioning Server (FTP/TFTP Server)560
  - Fail to Export the System Log to a Syslog Server560
- Protocols and Ports Issues560
  - What Communication Protocols and Ports Do Yealink IP Phones Support560
- Password Issues561
  - Restore the Administrator Password561
  - The Web Screen Displays "Default Password Is in Use. Please Change561
- Logo Issues562
  - Why Does the IP Phone Use DOB Format Logo File Instead of Popular BMP, JPG and so on562
- Power and Startup Issues562
- Other Issues562
Appendix564
- RFC and Internet Draft Support564
- Reading Icons566

Yealink SIP-T5 Series User Manual

Table of Contents

Questions and Answers:

Yealink SIP-T5 Series Specifications

Related product manuals

Brand	Yealink
Model	SIP-T5 Series
Category	IP Phone
Language	English