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OpenPhone 27 Handset User Guide
Page 37
Trunk flash
The Trunk Flash feature allows you to access Centrex features (if available) while you are talking
on an outside call.
To flash a trunk while talking on an outside call:
1. Press the
key.
2. Dial the Trunk Single Flash or Trunk Double Flash Feature Access code.
3. Wait for dial tone.
4. Dial the Centrex feature access code.