Yealink T21PE2 - Page 18

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
12
Contact Files Encryption and Decryption
390
Encryption and Decryption Configuration
390
Example: Encrypting Configuration Files
393
Incoming Network Signaling Validation
395
Incoming Network Signaling Validation Configuration
395
Advanced Features
397
Call Pickup
397
Directed Call Pickup
397
Directed Call Pickup Configuration
397
Group Call Pickup
399
Group Call Pickup Configuration
399
Dialog Info Call Pickup
400
Dialog Info Call Pickup Configuration
401
Call Completion
402
Call Completion Configuration
404
Example: Using Call Completion
404
Call Park and Retrieve
405
Call Park and Retrieve Configuration
405
Example: Setting Call Park and Retrieve in FAC Mode
406
Example: Setting Call Park and Retrieve in Transfer Mode
407
Automatic Call Distribution (ACD)
407
ACD Key Configuration
407
ACD Configuration
408
Example: Setting ACD
409
Busy Lamp Field
410
BLF Key Configuration
410
BLF List Configuration
410
State Indicator of Remote Line
413
BLF/BLF List Subscription
414
BLF/BLF List Subscription Configuration
414
Visual and Audio Alert for Monitor Lines
416
Visual and Audio Alert BLF Lines Configuration
416
Example: Configuring Visual and Audio Alert for Monitor Lines
418
LED Mode for BLF/BLF List Key
419
Supported BLF LED Modes
419
BLF LED Mode Configuration
421
BLF/BLF List Key LED Status and Behavior Configuration
421
Supported BLF/BLF List Key Behaviors
422
BLF Key LED/Icon and Behavior for Idle State Configuration
422
BLF Key LED/Icon and Behavior for Call-in State Configuration
423
BLF Key LED/Icon and Behavior for Call-out State Configuration
425
BLF Key LED/Icon and Behavior for Talking State Configuration
426
BLF Key LED/Icon and Behavior for Parked-Against State Configuration
428
BLF Key LED/Icon and Behavior for Hold State Configuration
430