Aastra M401 User Manual page 11

1.2. EXTERNAL NUMBER
1.2.1. Calling an external number
For standard calls
On your keypad:
Lift the handset
Dial the external access code
Then dial the complete number
When your party answers, speak.
At the end of the conversation, hang up.
1.2.2 If the external number is busy or does not answer
Storing a number for redial
If the number is busy or does not answer, you can temporarily store the number and then
redial it with a single key.
Placing a call
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EXTERNAL NUMBER
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