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1answer
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Questions about bridging VLANs

If, across the same building, I have two physically separate networks to connect devices together via simple switches, my understanding is that I could save myself some hardware-complexity if I were ...
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1answer
290 views

Windows Server 2008 ARP Cache Poisioning

Recently ran into a very strange problem. Several applications were having issues communication through our F5 Load-Balancer. When we looked into it we found that the router had an incorrect ARP and ...
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1answer
722 views

Which are the possible reasons for an arp request that is not being solved/answered?

This weekend I was testing a new data link connection from a service provider, and I went through some address resolutions problems. I tested reachability to hosts at the far end using a laptop on my ...
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1answer
113 views

Router in half bridge floods arp cache

I've set up a Slackware (14.0) box as a gateway for my adsl connection. I have a modem set up in half bridge mode between the NIC and the phone line, and the interface takes up the dynamically ...
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1answer
246 views

Can a machine(physical or virtual) accept and process UDP packets with a different IP address coming from a known device?

Before everything, thanks for reading the next question. I have script,(ipUDPspoof.rb), which is a client/server script in Ruby (you choose the parameter 1 to be server and 0 to be client, at ...
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What is the meaning of the QUEUE in arptables

I use the nfqueue target of iptables in order to get packet to the nfqueue and do some business rules on them. iptables -A INPUT -p tcp -j NFQUEUE --queue-num 0 I need to do the same on arp reply ...