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Takes a CDIR specified by command line arguments, displays info about it and returns the corresponding IP range for it.

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cpcerrato/cdir2ips

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Description

This script takes a CDIR specified by command line arguments, displays info about it and returns the corresponding IP range for it.

Installation

Checkout the script:

$ wget --no-check-certificate https://raw.github.com/cperezcerrato/cdir2ips/master/cdir2ips -O /usr/local/bin/cdir2ips

Set permissions:

$ chmod +x /usr/local/bin/cdir2ips

Feel free to place the script in any path you want.

Usage

Shows information specified by command line arguments, furthermore, it expands CDIR into an IP range.

Usage: cdir2ips -c <ADDRESS>[/<NETMASK>]

    -h Print this help.
    -c CDIR argument.
    -e expand IP list included in CDIR argument.

Examples:

Display CDIR info:

$ cdir2ips -c 173.194.0.0/28

        Address:        173.194.0.0
        Netmask:        255.255.255.240 = 28
        Network:        173.194.0.0/28
        First Host:     173.194.0.1
        Last Host:      173.194.0.14
        Broadcast:      173.194.0.15
        Hosts:          14
        Class:          Class B

Expands CDIR into an IP range:

$ cdir2ips -c 173.194.0.0/28 -e 
173.194.0.0
173.194.0.1
173.194.0.2
173.194.0.3
173.194.0.4
173.194.0.5
173.194.0.6
173.194.0.7
173.194.0.8
173.194.0.9
173.194.0.10
173.194.0.11
173.194.0.12
173.194.0.13
173.194.0.14
173.194.0.15

License and Author

Copyright (C) May, 2014 Carlos Perez Cerrato cperezcerrato@gmail.com

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

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Takes a CDIR specified by command line arguments, displays info about it and returns the corresponding IP range for it.

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