Gateways and monitoring¶
The address you are trying to monitor should be reachable using the interface the gateway is attached to, either directly or using a static route (check).
dpinger:.. sendto error: XXX¶
Usually found in errno.h (
Some common ones are explained in the Common error codes section.
arpresolve: can’t allocate llinfo for..¶
This message usually means that the configured gateway lies outside the configured subnets for this firewall (for IPv4).
Double check the subnets of your interface and virtual IP’s, you can also usefor a quick list of all configured addresses.