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Cisco IOS in a Nutshell, 2nd Edition by James Boney

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Name

isdn overlap-receiving — interface

Synopsis

isdn overlap-receiving
no isdn overlap-receiving

Configures

ISDN overlap receiving

Default

Disabled

Description

This command enables ISDN overlap receiving for an interface. In this mode, the interface waits for additional information from the switch before establishing the call. This command can be useful when carrying voice traffic through the router.

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