Yealink SIP-T27P User Manual page 178

User Guide for the SIP-T27P IP Phone
To configure the shared line settings and the number of line key on phone A via web user
interface:
Register the primary account 4603.
1.
Click on Advanced, and then select Shared Call Appearance from the pull-down list of
2.
Shared Line.
Enter the desired number in the Number of line key field.
3.
This field appears only if Auto Linekeys is enabled.
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