[Asterisk-Dev] Remotely reboot SIP Phones ?

[Jian Hong GUAN]

Hi,
Can you give me some councils of remotely rebooting sip phones in asterisk 
server? How to configure sip_notify.conf and sip.conf?
Kind regards,
Guan

; Reboot Polycom Phone
Event=>check-sync
Content-Length=>0

; Untested (Reboot Sipura Phone)
Event=>resync
Content-Length=>0

; Untested (Reboot GrandStream Phone)
Event=>sys-control

; Untested (Reboot Cisco Phone)
Event=>check-sync
Content-Length=>0