From: Bartosz Fenski Subject: Adjust usage() text --- ipcalc | 62 +++++++++++++++++++++++++++++++------------------------------- 1 file changed, 31 insertions(+), 31 deletions(-) --- a/ipcalc +++ b/ipcalc @@ -1050,10 +1050,11 @@ print << "EOF"; Usage: ipcalc [options]
[[/]] [NETMASK] -ipcalc takes an IP address and netmask and calculates the resulting broadcast, -network, Cisco wildcard mask, and host range. By giving a second netmask, you -can design sub- and supernetworks. It is also intended to be a teaching tool -and presents the results as easy-to-understand binary values. +ipcalc takes an IP address and netmask and calculates the resulting +broadcast, network, Cisco wildcard mask, and host range. By giving a +second netmask, you can design sub- and supernetworks. It is also +intended to be a teaching tool and presents the results as +easy-to-understand binary values. -n --nocolor Don't display ANSI color codes. -c --color Display ANSI color codes (default). @@ -1065,7 +1066,7 @@ Split into networks of size n1, n2, n3. -r --range Deaggregate address range. --help Longer help text. - + Examples: ipcalc 192.168.0.1/24 @@ -1088,37 +1089,36 @@ sub help { print << "EOF"; - -IP Calculator $version - -Enter your netmask(s) in CIDR notation (/25) or dotted decimals (255.255.255.0). -Inverse netmask are recognized. If you mmit the netmask, ipcalc uses the default -netmask for the class of your network. - -Look at the space between the bits of the addresses: The bits before it are -the network part of the address, the bits after it are the host part. You can -see two simple facts: In a network address all host bits are zero, in a -broadcast address they are all set. -The class of your network is determined by its first bits. - -If your network is a private internet according to RFC 1918 this is remarked. -When displaying subnets the new bits in the network part of the netmask are -marked in a different color. - -The wildcard is the inverse netmask as used for access control lists in Cisco -routers. You can also enter netmasks in wildcard notation. - -Do you want to split your network into subnets? Enter the address and netmask -of your original network and play with the second netmask until the result -matches your needs. +IP Calculator $version +Enter your netmask(s) in CIDR notation (/25) or dotted decimals +(255.255.255.0). Inverse netmask are recognized. If you mmit the +netmask, ipcalc uses the default netmask for the class of your +network. + +Look at the space between the bits of the addresses: The bits before +it are the network part of the address, the bits after it are the host +part. You can see two simple facts: In a network address all host bits +are zero, in a broadcast address they are all set. + +The class of your network is determined by its first bits. + +If your network is a private internet according to RFC 1918 this is +remarked. When displaying subnets the new bits in the network part of +the netmask are marked in a different color. + +The wildcard is the inverse netmask as used for access control lists +in Cisco routers. You can also enter netmasks in wildcard notation. + +Do you want to split your network into subnets? Enter the address and +netmask of your original network and play with the second netmask +until the result matches your needs. -Questions? Comments? Drop me a mail... -krischan at jodies.de +Questions? Comments? Drop me a mail: krischan at jodies.de http://jodies.de/ipcalc -Thanks for your nice ideas and help to make this tool more useful: +Thanks for your nice ideas and help to make this tool more useful: Bartosz Fenski Denis A. Hainsworth