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Results tagged with arp
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user 16207
For questions about Address Resolution Protocol (ARP). ARP resolves OSI layer-3 addresses to OSI layer-2 addresses.
2
votes
Accepted
Can PC2 on subnet mask /23 send a ping to PC1 (both connected on different router ports/netw...
If your router is running Proxy ARP (and I think Cisco does by default), it will answer ARP requests, even for IPs that don't properly belong to the router, and then forward the IP packet based on its … It's probably answering PC2's ARP query, and once PC2 sends the ICMP packet to Router0 (thinking that Router0 has the MAC address for 10.0.9.7), then Router0 forwards the packet appropriately. …
- 131
2
votes
How to troubleshoot reason why ARP replies from ISP are not forwarded through our switch?
What does the switch port configuration look like? Access, trunk, something else? Have you asked your ISP what their port configuration (not on the Radwin, but on their router/switchport facing you) l …
- 131