Draytek Telnet Command 1.11 - Manual (Page 61)

Telnet Command Reference Guide V1.1 55
2.14.3 srv vta
This command allows users to turn upon or off the virtual TA.
isdn vat [on/off]
isdn vta [status]
Syntax Description
on It means the turn on virtual TA.
off It means to turn off virtual TA.
status It means to show current status of virtual TA.
Example
> srv vta on
>
> srv vta off
>
> srv vta status
% Remote CAPI server: Stop