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Today I was doing some network tracing and figured out how to track the start and end of TCP connections. The following tcpdump command will get all SYN, FIN, and RST packets on port 80 and all ICMP packets: tcpdump -i bond0 -n “port 80 and tcp[tcpflags] & (tcp-syn|tcp-fin|tcp-rst) != 0 or icmp” Also recently […] Bonding is one of the terms used to describe multiple Ethernet cables used to form a single virtual network link. This can be done for performance or reliability. Bonding for performance used to be common when 100baseT was the fastest network technology that was commonly available. In 1999 servers could usually sustain considerably more than […] I am constantly amazed at the apparent lack of interest in car-pooling when travelling between LUV meetings and the restaurant where we have dinner. After the last meeting I was one of the first five people to arrive at the restaurant and we had arrived in three separate cars. For the most luxurious travel you […] |
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