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turotu's avatar
turotu
New Contributor
7 years ago

No ARP response from CTMS/Cox gateway - Intermittent connectivity

Recently I started getting periods of no internet connection. After troubleshooting a bit it looks like my router doesn't get a response (most of the time) when sending ARP requests to Cox to get the...
Rob_H_'s avatar
Rob_H_
Contributor II
7 years ago

The fact that the loss of connectivity doesn't occur with the static ARP table entry in your edgerouter means that we could rule out the RF side of the CMTS.  The question, as you demonstrated, seems to be what sometimes happens to your broadcast ARP request from your edgerouter when the packet moves beyond the RF side of the CMTS presumably to a switch before it reaches the default gateway?  Please come back and share the resolution.