When the extension is in an idle state, press the line key for this extension on the phone to off-hook. Then
dial the station’s extension number, for example, dial 1002 on phone 1 (or dial 1005 on phone 2), to hear the
dial tone. Then the users could dial an external number for the outbound call.
• Making an outbound call from the station/extension, using the BLF key
When the extension is in an idle state, press the MPK and users could dial external numbers directly.
• Answering call using LINE key
When the station is ringing, press the LINE key to answer the incoming call.
• Barging-in active call using BLF key
When there is an active call between an SLA station and an external number using the SLA trunk, other SLA
stations monitoring the same trunk could join the call by pressing the BLF key if “Barge Allowed” is enabled
for the analog trunk.
• Hold/UnHold using BLF key
If the external line is previously put on hold by an SLA station, another station that monitors the same SLA
trunk could UnHold the call by pressing the BLF key if “Hold Access” is set to “open” on the analog trunk and
the SLA station.