Yealink SIP-T21 E2 Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
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 Hotline
 Off Hook Hot Line Dialing
 Off Hook Contact Dialing
 Directory List
 Search Source List In Dialing
 Call Log
 Call List Show Number
 Missed Call Log
 Local Directory
 Live Dialpad
 Speed Dial
 Call Waiting
 Auto Redial
 Auto Answer
 IP Direct Auto Answer
 Allow IP Call
 Accept SIP Trust Server Only
 Call Completion
 Anonymous Call
 Anonymous Call Rejection
 Do Not Disturb (DND)
 Busy Tone Delay
 Return Code When Refuse
 Early Media
 180 Ring Workaround
 Use Outbound Proxy in Dialog
 SIP Session Timer
 Session Timer
 Call Hold
 Call Forward
 Call Transfer
 Local Conference
 Network Conference
 Transfer on Conference Hang Up

Yealink SIP-T21 E2 Specifications

General

Brand	Yealink
Model	SIP-T21 E2
Category	IP Phone
Language	English