ARP Issue

Two RB532a’s

RB1 Cannot ping RB2
RB2 Can ping RB1

I delete the ARP entry in RB1 and I can now ping RB2. After about 5 minutes I can’t ping RB2 again.

Whats the fix?

You haven’t supplied much information to work with. Check your network cabling and switches first.

Regards

Andrew