gaspersic/the-art-of-command-line
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Add ngrep link

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Fernando Almeida
2016-08-25 00:43:12 -03:00
parent fff22c9b2e
commit 46011ec11c
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README.md
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@@ -307,7 +307,7 @@ mkdir empty && rsync -r --delete empty/ some-dir && rmdir some-dir
- The `ab` tool (comes with Apache) is helpful for quick-and-dirty checking of web server performance. For more complex load testing, try `siege`.
- For more serious network debugging, [`wireshark`](https://wireshark.org/), [`tshark`](https://www.wireshark.org/docs/wsug_html_chunked/AppToolstshark.html), or `ngrep`.
- For more serious network debugging, [`wireshark`](https://wireshark.org/), [`tshark`](https://www.wireshark.org/docs/wsug_html_chunked/AppToolstshark.html), or [`ngrep`](http://ngrep.sourceforge.net/).
- Know about `strace` and `ltrace`. These can be helpful if a program is failing, hanging, or crashing, and you don't know why, or if you want to get a general idea of performance. Note the profiling option (`-c`), and the ability to attach to a running process (`-p`).
@@ -478,7 +478,7 @@ A few examples of piecing together commands:
- [`wireshark`](https://wireshark.org/) and [`tshark`](https://www.wireshark.org/docs/wsug_html_chunked/AppToolstshark.html): packet capture and network debugging
- `ngrep`: grep for the network layer
- [`ngrep`](http://ngrep.sourceforge.net/): grep for the network layer
- `host` and `dig`: DNS lookups