2 :0x0|1 1/10rndrobwlxxxxxxxxxxlllantysiliogog.llanfairpwllgwyngyllgogerychwyrndrobwlxxxxxxxxxxlllantysiliogog.llanfairpwllgwyngyllgogerychwyrndrobwlxxxxxxxxxxlllantysiliogog.llanfairpwllgwyngyllgogerychwyrndrobwlxxxxxxxxxxlllantysiliogog.relativity.greenend.org.uk
4 socket domain=AF_INET type=SOCK_DGRAM
10 fcntl fd=4 cmd=F_SETFL O_NONBLOCK|...