Messages in this thread | | | From | Keith Owens <> | Subject | Re: all zeroes/all ones used in host IP's... | Date | Sat, 29 Jan 2000 11:18:10 +1100 |
| |
On Fri, 28 Jan 2000 18:46:13 -0500, "Michael H. Warfield" <mhw@wittsend.com> wrote: > Stop thinking in octets. This stuff is binary.
Make it easy on yourselves. ftp://ftp.ocs.com.au/pub/ipcalc.pl.gz.
# ipcalc.pl 192.168.0.0/24 IP address 192 . 168 . 0 . 0 / 24 192.168.0.0/24 Netmask bits 11111111 11111111 11111111 00000000 Netmask bytes 255 . 255 . 255 . 0 255.255.255.0 Address bits 11000000 10101000 00000000 00000000 Network 192 . 168 . 0 . 0 192.168.0.0 Broadcast 192 . 168 . 0 . 255 192.168.0.255 First Host 192 . 168 . 0 . 1 192.168.0.1 Last Host 192 . 168 . 0 . 254 192.168.0.254 Total Hosts 254 PTR 0.0.168.192.in-addr.arpa IP Address (hex) C0A80000
# ipcalc.pl 192.168.0.0/16 IP address 192 . 168 . 0 . 0 / 16 192.168.0.0/16 Netmask bits 11111111 11111111 00000000 00000000 Netmask bytes 255 . 255 . 0 . 0 255.255.0.0 Address bits 11000000 10101000 00000000 00000000 Network 192 . 168 . 0 . 0 192.168.0.0 Broadcast 192 . 168 . 255 . 255 192.168.255.255 First Host 192 . 168 . 0 . 1 192.168.0.1 Last Host 192 . 168 . 255 . 254 192.168.255.254 Total Hosts 65534 PTR 0.0.168.192.in-addr.arpa IP Address (hex) C0A80000
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |