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1.10 Conversation Features
122 Feature Guide
1.10.5 Data Line Security
Description
Once Data Line Security is set on an extension, communication between the extension and the
other party is protected from signals such as Call Waiting, Hold Recall and Executive Busy
Override. Extension which has data devices connected (e.g., fax machine) may set this feature
to maintain secure data transmission against tones or interruptions from other extensions
during communication.
User Manual References
User Manual
1.7.9 Protecting Your Line against Notification Tones (Data Line Security)