Draytek Telnet Command 1.11 - Manual (Page 86)

Telnet Command Reference Guide V1.1 80
2.17.15 sys pollbuf
This command can turn on or turn off polling buffer for the router.
sys pollbuf [on]
sys pollbuf [off]
Syntax Description
On It means to turn on pulling buffer.
Off It means to turn off pulling buffer.
Example
> sys pollbuf on
% Buffer polling is on!
> sys pollbuf off
% Buffer polling is off!