> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Hank > Nussbacher > Sent: Sunday, December 23, 2007 7:32 AM > To: [email protected] > Subject: [c-nsp] VLSM <-> Cisco ACL <-> Extended ACL format table? > > Can anyone point me at a table which shows the 3 different > formats of VLSM > (/14) vs Cisco ACL (0.3.255.255) vs Cisco Extended ACL > (255.252.0.0) all in > one neat table?
Like this one? (formatting may be off) IP block Notation Subnet mask Inverse mask 1 /32 (single) 255.255.255.255 0.0.0.0 2 /31 255.255.255.254 0.0.0.1 4 /30 255.255.255.252 0.0.0.3 8 /29 255.255.255.248 0.0.0.7 16 /28 255.255.255.240 0.0.0.15 32 /27 255.255.255.224 0.0.0.31 64 /26 255.255.255.192 0.0.0.63 128 /25 255.255.255.128 0.0.0.127 256 /24 255.255.255.0 0.0.0.255 256 * 2 /23 255.255.254.0 0.0.1.255 256 * 4 /22 255.255.252.0 0.0.3.255 256 * 8 /21 255.255.248.0 0.0.7.255 256 * 16 /20 255.255.240.0 0.0.15.255 256 * 32 /19 255.255.224.0 0.0.31.255 256 * 64 /18 255.255.192.0 0.0.63.255 256 * 128 /17 255.255.128.0 0.0.127.255 65,536 /16 255.255.0.0 0.0.255.255 65,536 * 2 /15 255.254.0.0 0.1.255.255 65,536 * 4 /14 255.252.0.0 0.3.255.255 65,536 * 8 /13 255.248.0.0 0.7.255.255 65,536 * 16 /12 255.240.0.0 0.15.255.255 65,536 * 32 /11 255.224.0.0 0.31.255.255 65,536 * 64 /10 255.192.0.0 0.63.255.255 65,536 * 128 /9 255.128.0.0 0.127.255.255 16,777,216 /8 255.0.0.0 0.255.255.255 16,777,216 * 2 /7 254.0.0.0 1.255.255.255 16,777,216 * 4 /6 252.0.0.0 3.255.255.255 16,777,216 * 8 /5 248.0.0.0 7.255.255.255 16,777,216 * 16 /4 240.0.0.0 15.255.255.255 16,777,216 * 32 /3 224.0.0.0 31.255.255.255 16,777,216 * 64 /2 192.0.0.0 63.255.255.255 16,777,216 * 128 /1 128.0.0.0 127.255.255.255 Default Route /0 0.0.0.0 255.255.255.255 -evt _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
