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## ethermaker | ||
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The `ethermaker` package implements a set of tools and APIs for | ||
generating [MAC addresses](https://en.wikipedia.org/wiki/MAC_address). | ||
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## Features | ||
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* Generates MAC addresses. | ||
* Describes MAC addresses. | ||
* Written in pure Java 21 for safety and portability. | ||
* High coverage test suite (100%, minus an unreachable private constructor). | ||
* [OSGi-ready](https://www.osgi.org/) | ||
* [JPMS-ready](https://en.wikipedia.org/wiki/Java_Platform_Module_System) | ||
* ISC license. | ||
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## Usage | ||
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``` | ||
Usage: ethermaker [options] [command] [command options] | ||
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Options: | ||
--verbose | ||
Set the minimum logging verbosity level. | ||
Default: info | ||
Possible Values: [trace, debug, info, warn, error] | ||
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Use the "help" command to examine specific commands: | ||
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$ ethermaker help help. | ||
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Command-line arguments can be placed one per line into a file, and the file | ||
can be referenced using the @ symbol: | ||
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$ echo help > file.txt | ||
$ echo help >> file.txt | ||
$ ethermaker @file.txt | ||
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Commands: | ||
describe Describe MAC addresses | ||
generate Generate MAC addresses | ||
help Show detailed help messages for commands. | ||
version Show the application version. | ||
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Documentation: | ||
https://www.io7m.com/software/ethermaker/ | ||
``` | ||
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To generate a set of ten random unicast MAC addresses: | ||
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``` | ||
$ ethermaker generate --count 10 | ||
68:cb:e4:d4:2d:94 | ||
22:c5:8c:99:22:15 | ||
8a:2c:2b:cd:71:98 | ||
5e:6e:8b:da:a3:00 | ||
dc:ab:be:0b:5f:14 | ||
d0:24:40:33:53:db | ||
0a:2f:4e:20:eb:11 | ||
8c:95:69:ac:42:d2 | ||
32:9c:da:f3:a6:c8 | ||
f4:de:7f:4d:4e:5b | ||
``` | ||
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To generate a set of ten random MAC addresses under the organization `C419D1`: | ||
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``` | ||
$ ethermaker generate --count 10 --organization C419D1 | ||
c4:19:d1:39:d9:e3 | ||
c4:19:d1:f7:80:95 | ||
c4:19:d1:f8:d0:73 | ||
c4:19:d1:ef:b6:16 | ||
c4:19:d1:1e:60:db | ||
c4:19:d1:25:91:23 | ||
c4:19:d1:7f:59:d1 | ||
c4:19:d1:60:30:0d | ||
c4:19:d1:3e:78:eb | ||
c4:19:d1:a5:f1:cb | ||
``` | ||
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To describe a set of MAC addresses: | ||
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``` | ||
$ ethermaker generate --count 10 --organization C419D1 | ethermaker describe | ||
Address: c4:19:d1:83:97:9b, Multicast: false, Broadcast: false, Local: false | ||
Address: c4:19:d1:8f:84:77, Multicast: false, Broadcast: false, Local: false | ||
Address: c4:19:d1:50:af:bb, Multicast: false, Broadcast: false, Local: false | ||
Address: c4:19:d1:4a:f2:1e, Multicast: false, Broadcast: false, Local: false | ||
Address: c4:19:d1:97:30:58, Multicast: false, Broadcast: false, Local: false | ||
Address: c4:19:d1:d9:d7:a3, Multicast: false, Broadcast: false, Local: false | ||
Address: c4:19:d1:53:d2:98, Multicast: false, Broadcast: false, Local: false | ||
Address: c4:19:d1:ee:f3:d2, Multicast: false, Broadcast: false, Local: false | ||
Address: c4:19:d1:43:c0:41, Multicast: false, Broadcast: false, Local: false | ||
Address: c4:19:d1:e3:53:89, Multicast: false, Broadcast: false, Local: false | ||
``` |
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