Polycom EX Guía Del Usuario

Sets the signal to inverted (low voltage is logic 1).

Displays the current setting (normal or inverted).

dcd inverted

System Info>Admin Setup>Video Network>Advanced V.35: DCD

This screen is only accessible if you have a 
V.35/RS-449/RS-530/RS-366 network interface connected to your 
system.

This command lets you configure the filter of the dcd serial interface 
control signal (data carrier detect). When this filter is enabled, dcd 
drops for 60 seconds before changing the call state. The default 
setting for this signal is off. 

Enables the dcd filter.

Disables the dcd filter.

Displays the current setting (on or off).

dcdfilter on

System Info>Admin Setup>Video Network>Advanced V.35: 
DCD>Filter

This screen is only accessible if you have a 
V.35/RS-449/RS-530/RS-366 network interface connected to your 
system.