IP WatchDog2 - Manual
HW group
March 2015
Page 19
Monitoring by HTML page
– WWW page Request (TCP Client)
Timeout for reboot
– time interval that
IP WatchDog
2 waits for incoming PING before
causing RESET. This parameter should be chosen with regards to the speed of the
transmission line and server load.
Server address
- address of the target page (URL), which will be requested.
Request Number
– number of requests sent during the interval
Timeout for reboot.
At least
one answer must come otherwise the
Reset
state will follow.
Monitoring by RS-232 String
Timeout for reboot
– time interval that
IP WatchDog
2 waits for incoming PING before
causing RESET.
Requested string
- sets the monitored. HEX, DEC or ASCII format is available. Combining
HEX, DEC and ASCII characters can be achieved using prefixes:
o
$
- For HEX characters (example : $4F$4B$0D$0A or $4f$4b$0d$0a);
o
#
- Escaped DEC characters
– 3numbers (#079#075#013#010);
o
<string> - for ASCII characters.
Note:
Characters can also be represented byt
?
for any single character and * for any number of
characters - for example if
IP-WTD
is set, *IP_WTD
$
10
$
13 is accepted.
