Health Check
Method
This field specifies the Health Check method to be used for this WAN
connection. This value can be configured as
Disabled
,
PING
,
DNS Lookup
,
or
HTTP
.
Disabled
When
Disabled
is chosen in the method field, the WAN connection will
always be considered as up. The connection will NOT be treated as down in
the event of IP routing errors.
PING
The router will send an ICMP/PING packet to the specified IP address (or
host name) to test WAN connectivity.
DNS Lookup
The router will perform a DNS lookup to the specified DNS server.
HTTP
The router will perform an HTTP request to the specified URLs. Optional with
strings to match.
Timeout
During any health check, the router will send a health check packet. The
router will wait the specified number of seconds for a response before the
health check is considered as failed.
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