AASTRA 6700i series, 9143, 9480i, 9480i CT SIP Administrator Guide EN - Manual (Page 294)

41-001343-01 Rev 03, Release 3.2.2 5-17
Aastra Web UI
1 Click on Operation->Phone Lock.
2 In the “Emergency Dial Plan” field, enter the number used in your local area to contact emergency
services. For multiple numbers, enter a “|” between each emergency number.
For example:
911|110.
Default for this field is "x+#|xx+*" . You can enter up to 512 characters in this field.
3 Click to save the emergency dial plan to your phone.