8591  execve("/sbin/iptables", ["iptables"], [/* 54 vars */]) = 0
8591  uname({sys="Linux", node="barnabas", ...}) = 0
8591  brk(0)                            = 0x100b5000
8591  brk(0x100b5c20)                   = 0x100b5c20
8591  brk(0x100d6c20)                   = 0x100d6c20
8591  brk(0x100d7000)                   = 0x100d7000
8591  open("/dev/urandom", O_RDONLY)    = 3
8591  read(3, "\242lo\262", 4)          = 4
8591  close(3)                          = 0
8591  socket(PF_INET, SOCK_RAW, IPPROTO_RAW) = 3
8591  getsockopt(3, SOL_IP, 0x42 /* IP_??? */, 0x7ff50f20, 0x7ff50f40) = -1 ENOENT (No such file or directory)
8591  write(2, "getsockopt failed strangely: No "..., 55) = 55
8591  exit_group(1)                     = ?