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Yealink T21 E2 manuals

T21 E2 first page preview

T21 E2

Brand: Yealink | Category: IP Phone
T21 E2 first page preview

T21 E2

Brand: Yealink | Category: IP Phone
Table of contents
  1. end user license agreement
  2. gnu gpl information
  3. Table Of Contents
  4. Table Of Contents
  5. Table Of Contents
  6. Table Of Contents
  7. Table Of Contents
  8. Table Of Contents
  9. Table Of Contents
  10. Table Of Contents
  11. Table Of Contents
  12. Table Of Contents
  13. Table Of Contents
  14. Table Of Contents
  15. Getting Started
  16. Initialization Process Overview
  17. Loading the ROM File
  18. Updating Firmware
  19. Phone Network
  20. IP Addressing Mode Configuration
  21. IPv4 Configuration
  22. IPv6 Configuration
  23. DHCP Option for IPv4
  24. DHCP Option 66, Option 43 and Custom Option
  25. DHCP Option 42, Option 2 and Option 100
  26. DHCP Option 120
  27. DHCP Option 60
  28. DHCP Option for IPv6
  29. LLDP Configuration
  30. CDP Configuration
  31. Manual VLAN Configuration
  32. DHCP VLAN
  33. VLAN Setting Configuration
  34. Real-Time Transport Protocol (RTP) Ports
  35. Network Address Translation (NAT)
  36. Keep Alive Configuration
  37. Rport Configuration
  38. Internet Port and PC Port
  39. VPN Related Files
  40. VPN Configuration
  41. Voice and SIP QoS Configuration
  42. x Authentication
  43. TR-069 Device Management
  44. TR069 Configuration
  45. Phone Provisioning
  46. Configuration Files
  47. Resource Files
  48. Files Download Process
  49. Provisioning Methods
  50. Provisioning Methods Priority
  51. Central Provisioning
  52. Setting Up a Provisioning Server
  53. Supported Provisioning Protocols
  54. Supported Provisioning Server Discovery Methods
  55. Configuring a Provisioning Server
  56. Keeping User's Personalized Settings after Auto Provisioning
  57. Auto Provisioning Flowchart for Keep User's Personalized Configuration Settings
  58. Example: Deploying Phones from the Provisioning Server
  59. Firmware Upgrade
  60. Firmware Upgrade Configuration
  61. Phone Customization
  62. Language
  63. Language Display Configuration
  64. Language Customization
  65. Example: Setting a Custom Language for Phone Display
  66. Wallpaper
  67. Wallpaper Customization
  68. Adding a Wallpaper from a USB Flash Drive
  69. Transparency Configuration
  70. Screensaver Display Customization
  71. Custom Screensaver Picture Limit
  72. Screensaver Configuration
  73. Adding a Screensaver Picture from a USB Flash Drive
  74. Supported Backlight Options
  75. Label Length for Line Key Display
  76. Label Length Display Configuration
  77. Label Alignment Display Configuration
  78. Linekey Length Shorten Rules
  79. Page Switch Key
  80. Phone Page Tips
  81. Expansion Module Page Tips
  82. Time and Date
  83. Time Zone
  84. NTP Settings
  85. DST Settings
  86. Time and Date Manually Configuration
  87. Time and Date Format Configuration
  88. Date Customization Rule
  89. Idle Clock Display
  90. Custom Logo Picture Limit
  91. Custom Logo Configuration
  92. Example: Setting a Custom Logo Display
  93. Call Display Configuration
  94. Display Method on Dialing
  95. Key As Send Configuration
  96. Softkey Layout
  97. Softkey Layout File Customization
  98. Softkey Layout Configuration
  99. Example: Setting the Soft Keys Layout in Talking State
  100. Input Method
  101. Input Method Configuration
  102. Notification Popups
  103. Notification Popups Configuration
  104. Power LED Indicator
  105. Bluetooth
  106. Handset/Headset/Speakerphone Mode
  107. DSS Keys
  108. Supported Dsskey Types
  109. Line Keys
  110. Programmable Keys
  111. Ext Keys
  112. Enhanced DSS Keys
  113. Macro Action Strings
  114. EDK Configuration
  115. EDK List Configuration
  116. EDK Prompt Configuration
  117. EDK Soft Keys Configuration
  118. Example: Configuring EDK List for a Line Key
  119. Power Saving Configuration
  120. USB Port Lock
  121. Search Source File Customization
  122. Search Source List Configuration
  123. Recent Call Display in Dialing
  124. Recent Call in Dialing Configuration
  125. Account Settings
  126. Accounts Registration Configuration
  127. Registration Settings Configuration
  128. Outbound Proxy in Dialog
  129. Server Redundancy
  130. Behaviors When Working Server Connection Fails
  131. Registration Method of the Failover/Fallback Mode
  132. Failover Server Redundancy Configuration
  133. SIP Server Name Resolution
  134. Static DNS Cache
  135. Static DNS Cache Configuration
  136. Logon Wizard
  137. Multiple Line Keys per Account
  138. Auto Line Labels Rule Configuration
  139. Default Account
  140. Call Log
  141. Call Log Configuration
  142. Call Logs Backup
  143. Directory
  144. Preparing the Tar Formatted File
  145. Local Contact File Customization
  146. Local Contact Files and Resource Upload
  147. Example: Adding Contacts Using a Contact File
  148. Favorite Contacts
  149. Favorites Configuration
  150. LDAP Attributes
  151. Remote Phone Book
  152. Remote Phone Book File Customization
  153. Remote Phone Book Configuration
  154. Example: Configuring a Remote Phone Book
  155. Directory List for Directory/Dir Soft Key
  156. Directory List Configuration
  157. Example: Configuring a Directory List
  158. Call Features
  159. Dial Plan
  160. Dial Plan Defined by Digit Map
  161. Emergency Dialplan and Enhanced 911
  162. Emergency Dialplan and Enhanced 911 Configuration
  163. Hotline
  164. Hotline Configuration
  165. Off Hook Hot Line Dialing
  166. Live Dialpad
  167. Auto Redial
  168. ReCall Configuration
  169. Speed Dial
  170. Password Dial Configuration
  171. Call Timeout
  172. Anonymous Call Configuration
  173. Call Number Filter
  174. Ignoring Incoming Calls
  175. Ignoring Incoming Calls Configuration
  176. Auto Answer Configuration
  177. Anonymous Call Rejection
  178. Call Waiting
  179. Do Not Disturb (DND)
  180. DND Feature Configuration
  181. DND Synchronization for Server-side Configuration
  182. Multiple Call Appearances
  183. Call Hold
  184. Call Hold Configuration
  185. Music on Hold (MoH) Configuration
  186. Call Mute
  187. Microphone Mute Configuration
  188. Call Forward
  189. Call Forward Feature Configuration
  190. Call Forward Synchronization for Server-side Configuration
  191. Call Transfer
  192. Transfer Mode for Dsskey Configuration
  193. Local Conference Configuration
  194. Network Conference Configuration
  195. USB Recording
  196. Multicast Paging
  197. Multicast Listening Group Configuration
  198. Multicast Paging Settings
  199. Audio Features
  200. Alert Tone Configuration
  201. Ring Tones
  202. Custom Ringtone Limit
  203. Distinctive Ring Tones
  204. Distinctive Ring Tones Configuration
  205. Ringer Device
  206. Ringer Volume Configuration
  207. Tones
  208. Tones Configuration
  209. Audio Codecs
  210. Audio Codecs Configuration
  211. Packetization Time (PTime)
  212. PTime Configuration
  213. Early Media Configuration
  214. Headset Prior Configuration
  215. Dual Headset Configuration
  216. Background Noise Suppression (BNS)
  217. Comfort Noise Generation (CNG)
  218. jitter buffer configuration
  219. DTMF
  220. Transmitting DTMF Digit
  221. Suppress DTMF Display
  222. Transfer via DTMF
  223. Local DTMF Tone
  224. VQ-RTCPXR
  225. Security Features
  226. User Access Level Configuration
  227. Auto Logout Time Configuration
  228. Operation Behaviors on Lock Phone
  229. Phone Lock Configuration
  230. Transport Layer Security (TLS)
  231. Supported Trusted and Server Certificates
  232. TLS Configuration
  233. Secure Real-Time Transport Protocol (SRTP)
  234. SRTP Configuration
  235. Encrypting and Decrypting Files
  236. Configuration Files Encryption Tools
  237. Encryption and Decryption Configuration
  238. Example: Encrypting Configuration Files
  239. Incoming Signaling Validation
  240. Advanced Features
  241. Group Call Pickup
  242. Call Completion
  243. Call Completion Configuration
  244. Call Park and Retrieve Configuration
  245. Example: Setting Call Park and Retrieve in FAC Mode
  246. Example: Setting Call Park and Retrieve in Transfer Mode
  247. ACD Key Configuration
  248. Example: Setting ACD
  249. BLF Key Configuration
  250. State Indicator of Remote Line
  251. Visual and Audio Alert for Monitor Lines
  252. LED Mode for BLF/BLF List Key
  253. BLF/BLF List Key LED Status and Behavior Configuration
  254. BLF Key for Intercom Configuration
  255. Shared Line
  256. Shared Call Appearance (SCA) Configuration
  257. Bridge Lines Appearance (BLA)
  258. Intercom
  259. Intercom Key Configuration
  260. Outgoing Intercom Configuration
  261. Incoming Intercom Configuration
  262. CSTA Control
  263. CSTA Control Configuration
  264. Variable Values List
  265. Action URL Configuration
  266. Action URI
  267. Supported HTTP/HTTPS GET Request
  268. Supported SIP Notify Message
  270. Action URI Configuration
  271. Example: Capturing the Current Screen of the Phone
  272. Example: Placing a Call via Web User Interface
  273. Voice Mail
  274. Short Message Service (SMS)
  275. SMS Configuration
  276. Hot Desking
  277. Hot Desking Key Configuration
  278. General Features
  279. CLIP and COLP Configuration
  280. Return Code for Refused Call
  281. Hide Feature Access Codes
  282. Accept SIP Trust Server Only
  283. Reliable Retransmission Configuration
  284. SIP Session Timer
  285. Session Timer
  286. Session Timer Configuration
  287. Reboot in Talking
  288. Reserve # in User Name Configuration
  289. Busy Tone Delay Configuration
  290. Media Loopback Configuration
  291. Configuration Parameters
  292. Broadsoft XSI
  293. Broadsoft ACD
  294. Broadsoft Centralized Call Recording
  295. Broadsoft Security Classification
  296. Broadsoft Flexible Seating
  297. Broadsoft Call Decline
  298. Broadsoft Visual Voice Mail
  299. Broadsoft Call Park
  300. Broadsoft Emergency Call
  301. Start2Start ACD Parameters
  302. Ethernet Interface MTU Parameter
  303. Call Settings Parameters
  304. Troubleshooting
  305. Resetting Phone and Configuration
  306. Packets Capture
  307. Watch Dog
  308. Network Diagnostics
  309. Analyzing Configuration Files
  310. Exporting All the Diagnostic Files
  311. Phone Status
  312. Troubleshooting Solutions
  313. Time and Date Issues
  314. Display Issues
  315. Wi-Fi and Bluetooth Issues
  316. Firmware and Upgrading Issues
  317. System Log Issues
  318. Password Issues
  319. Other Issues
  320. Appendix
  321. Reading Icons
T21 E2 first page preview

T21 E2

Brand: Yealink | Category: IP Phone
Table of contents
  1. end user license agreement
  2. patent information
  3. gnu gpl information
  4. Table Of Contents
  5. Table Of Contents
  6. Table Of Contents
  7. Table Of Contents
  8. Table Of Contents
  9. Table Of Contents
  10. Table Of Contents
  11. Table Of Contents
  12. About This Guide
  13. Getting Started with Your Phone
  14. Power LED Indicator
  15. Line Key LED
  16. Screen and Icons
  17. Idle Screen
  18. Dialing/Pre-dialing Screen
  19. Line Key Icons
  20. Call History Icons
  21. Customizing Your Phone
  22. Adding a Wallpaper from a USB Flash Drive
  23. Screen Saver
  24. Adding a Screen Saver from a USB Flash Drive
  25. Changing the Screen Backlight Brightness and Time
  26. Disabling Idle Clock Display
  27. Setting a Key as Send
  28. Setting the Phone Lock
  29. Changing Your Phone Unlock PIN
  30. Pairing and Connecting the Bluetooth Headset
  31. Syncing the Mobile Contacts to the IP Phone
  32. Viewing your Mobile Contacts on the IP Phones
  33. Viewing the Bluetooth Device Information
  34. Deleting the Paired Bluetooth Device
  35. Audio Settings
  36. Setting a Ring Tone for the Phone
  37. Setting a Ring Tone for a Contact
  38. Directory
  39. Deleting Contact Groups
  40. Editing Contacts
  41. Moving a Local Directory Contact to Blacklist
  42. Adding Favorites
  43. Viewing Favorites
  44. Blacklist
  45. Deleting a Blacklist Contact
  46. Searching for Mobile Contacts
  47. Remote Phone Book
  48. Call History
  49. Deleting All Call Records
  50. Call Features
  51. Placing Calls
  52. Placing Multiple Calls
  53. Speed Dialing a Contact Using a Speed Dial Key
  54. Recalling a Contact
  55. Placing a Call from the Call History
  56. Placing a Anonymous Call
  57. Answering Calls
  58. Enabling Call Waiting
  59. Silencing a Call
  60. Auto Redial
  61. Call Mute
  62. Call Hold
  63. Resuming a Held Call
  64. Rejecting Calls with DND on Specific Lines
  65. Redirecting Incoming Calls
  66. Forwarding All Incoming Calls on All Lines
  67. Deactivating Call Forward
  68. Forwarding Incoming Calls Using a Forward Key
  69. Performing a Blind Transfer
  70. Setting a Transfer Key
  71. Conference Calls
  72. Joining Two Calls in a Conference
  73. Muting/Unmuting a Conference Call
  74. Setting Up a Network Conference
  75. Managing a Call While Recording
  76. Playing a Recorded Call
  77. Pausing/Resuming a Recording
  78. Multicast Paging
  79. Setting a Multicast Paging Key
  80. Deleting a Paging Group
  81. Receiving Multicast Paging
  82. Advanced Features
  83. Call Pickup
  84. Picking up a Group Call
  85. Setting a Directed Pickup Key
  86. Picking up a Group Call Using a Group Pickup Key
  87. Parking or Retrieving a Call in the FAC Mode
  88. Parking or Retrieving a Call in the Transfer Mode
  89. Parking or Retrieving a Call with a Park/Retrieve Key
  90. Setting a Retrieve Key
  91. Setting a BLF Key
  92. Audio Alert for Monitored Lines
  93. Visual Alert for Monitored Lines
  94. Setting the Directed Call Pickup Code for BLF key
  95. Performing a Semi-attended/Attended Transfer
  96. State Indicator of Remote Line by BLF List Key
  97. Transferring a Call by BLF List Key
  98. Shared Line
  99. Placing Calls on a Shared line
  100. Placing a Call on Private Hold
  101. Barging In an Active Call on a Shared line
  102. Intercom
  103. Placing an Intercom Call to the Target Extension
  104. Picking Up a Remote Call by Intercom Key
  105. Answering an Intercom Call
  106. Reading a Text Message
  107. Voice Mail
  108. Leaving Voice Mails
  109. Automatic Call Distribution (ACD)
  110. Changing the ACD Status
  111. Optional Accessories with Your Phone
  112. Bluetooth Headset
  113. Deactivating the Headset Mode
  114. Deactivating the Wi-Fi Mode
  115. Adding a Wireless Network Manually
  116. Viewing the Wireless Network Information
  117. Expansion Module and Your Phone
  118. Adding an EXP Wallpaper from a USB Flash Drive
  119. Maintaining Your Phone
  120. Rebooting Your Phone
  121. Updating the Phone Configuration
  122. Appendix - Menu Structure
T21 E2 first page preview

T21 E2

Brand: Yealink | Category: IP Phone
Table of contents
  1. Table Of Contents
  2. Table Of Contents
  3. Table Of Contents
  4. Table Of Contents
  5. Table Of Contents
  6. Product Overview
  7. SIP Components
  8. Getting Started
  9. Phone User Interface
  10. Provisioning Server
  11. Deploying Phones from the Provisioning Server
  12. DHCP
  13. PPPoE
  14. Upgrading Firmware
  15. Configuring Basic Features
  16. Power Indicator LED
  17. Notification Popups
  18. Contrast
  19. Wallpaper
  20. Backlight
  21. Call Display
  22. Web Server Type
  23. User Password
  24. Administrator Password
  25. Phone Lock
  26. Time and Date
  27. Language
  28. Input Method Customization
  29. Logo Customization
  30. Softkey Layout
  31. Dial Plan
  32. Replace Rule
  33. Dial-now
  34. Area Code
  35. Block Out
  36. Hotline
  37. Off Hook Hot Line Dialing
  38. Directory
  39. Call Log
  40. Missed Call Log
  41. Local Directory
  42. Live Dialpad
  43. Call Waiting
  44. Auto Redial
  45. Auto Answer
  46. Call Completion
  47. Anonymous Call
  48. Anonymous Call Rejection
  49. Do Not Disturb
  50. Busy Tone Delay
  51. Return Code When Refuse
  52. Early Media
  53. Use Outbound Proxy in Dialog
  54. SIP Session Timer
  55. Session Timer
  56. Call Hold
  57. Call Forward
  58. Call Transfer
  59. Network Conference
  60. Feature Key Synchronization
  61. Transfer on Conference Hang Up
  62. Directed Call Pickup
  63. Group Call Pickup
  64. Dialog Info Call Pickup
  65. ReCall
  66. Call Park
  67. Calling Line Identification Presentation
  68. Connected Line Identification Presentation
  69. DTMF
  70. Suppress DTMF Display
  71. Transfer via DTMF
  72. Intercom
  73. intercom key
  74. Incoming Intercom Calls
  75. Configuring Advanced Features
  76. Distinctive Ring Tones
  77. auto answer
  78. Tones
  79. Remote Phone Book
  80. LDAP
  81. Busy Lamp Field
  82. BLF List
  83. Hide Features Access Code
  84. Automatic Call Distribution
  85. Message Waiting Indicator
  86. Multicast Paging
  87. Call Recording
  88. url record
  89. Hot Desking
  90. Action URL
  91. Action URI
  92. Server Redundancy
  93. phone registration
  94. SIP Server Domain Name Resolution
  95. Static DNS Cache
  96. LLDP
  97. VLAN
  98. Voice Quality Monitoring
  99. VQ-RTCPXR
  100. Quality of Service
  101. voice qos
  102. Network Address Translation
  103. X Authentication
  104. Configuring Audio Features
  105. Dual Headset
  106. Audio Codecs
  107. Acoustic Echo Cancellation
  108. Background Noise Suppression
  109. Comfort Noise Generation
  110. Jitter Buffer
  111. Configuring Security Features
  112. Secure Real-Time Transport Protocol
  113. Encrypting Configuration Files
  114. procedure to encrypt configuration files
  115. Resource Files
  116. Replace Rule Template
  117. Dial-now Template
  118. Softkey Layout Template
  119. Directory Template
  120. Super Search Template
  121. Local Contact File
  122. Remote XML Phone Book
  123. Troubleshooting
  124. Appendix
  125. RFC and Internet Draft Support
  126. SIP Request
  127. SIP Responses
  128. Successful Call Setup and Call Hold
  129. Always Call Forward
  130. Busy Call Forward
  131. No Answer Call Forward
  132. Configuring Basic Network Parameters
  133. SIP IP Phone Models
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