Yealink SIP-T21 E2 User Manual

User Guide for the SIP-T21(P) E2 IP Phone
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To register an account and configure BLA feature on phone A via web user interface:
1. Register the account 14019833020.
2. Click on Advanced, and then select Draft BLA from the pull-down list of Shared
Line.
3. Enter the desired number in the BLA Number field.

Yealink SIP-T21 E2 Specifications

General

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