4
votes
2answers
778 views

Anyone can tell their experience with 10g Ethernet adapters on Linux

I wonder if any of you have an experience with 10g NICs (Intel, Myricom, SMC tiget, napatech, or by any other brand). Questions are: Was it easy to install, or a hassle, How does this adapter ...
3
votes
1answer
1k views

Kill FINished sockets (using libpcap - tcpdump/tcpkill)

I'm trying to create a small service that monitors and kills sockets which have the FIN flag. I can get them with tcpdump (I also tried tcp[13] & 1): tcpdump "tcp[tcpflags] & tcp-fin != 0" ...
4
votes
2answers
2k views

tcpdump filter that excludes private ip traffic

For a generic filter to exclude all traffic in my dump that is between private IP address, I came up with the following: sudo tcpdump -n ' (not ( (src net 172.16.0.0/20 or src net ...