Aastra Telecom AastraLink Pro 160 - Manual (Page 174)

Configuring Dial Plan Settings
4-64 41-001190-02 Rev. 01, Rel. 1.2
AastraLink Pro 160 Administrator Guide
Enabling/Disabling Individual SLA Memberships
By default, All existing SIP phones (and any new SIP phones added to the system)
use the shared line FXO configuration if it is enabled on the AastraLink.
Phones can be individually removed from the SLA feature by editing the phone in
the Administrator’s Web UI user list, and toggling the ’SLA Enabled’ option.
SLA toggle