./"unit"8t"mtu"8t"net"16t"flags"n4+2dDd2+n"host"16t2Xn3X4+"addr"n3X4+"broad"n"head"16t"tail"16t"len"16t"drops"nXXD4+D16+n"ipack"16t"ierr"nDDn"opack"16t"oerr"16t"coll"nDDDn"next"nXn