You get an error as "Unreachable Host " when attempting to add a device in Oputils.
This is a common error message that you get when you add a device in most of the tools in OpUtils. When a device is added, the following checks are performed:
The following could be the reasons:
Bring Up the Device
Check whether the device is down and start the device. From the computer where OpUtils is installed, try pinging the device from the command prompt and check whether you get a response.
Check the Network Route
Check using the Trace Route tool whether you are able to reach the device. The trace route will show the network path to that device with the response time in each hop.You can either use the Trace Route tool of OpUtils or the tracert <IP Address> command from the command prompt
If you are not able to reach the device, use the route ADD command to add the gateway server/router to reach the device.
Check and Clear the Firewall/Access Lists
Applies to: Network Monitor, MAC Address Resolver, DHCP Scope Monitor, Bandwidth Monitor
Keywords: unreachable host, device not reachable, no network path, firewall, access lists, ping disabled
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