MachineOfTheMonth: Audio conferencing with Linux

Written By
Web Webster
Web Webster
Aug 4, 2001

[ Thanks to Glenn Mullikin for this
link. ]

Here’s a look at the other Nautilus project: an audio
conferencing package that has versions available for both Linux and
Windows. According to the author, it’s easy to set up and operates
either over the ‘net or with a direct connection between two modems
(for encrypted communications without the special phone):

“It worked on the first try. I was stunned. The quality
was good. You can see some basic things happening when you run the
program. You see what encoder it is running, LPC10 by default,
which compresses alot but requires some horsepower from the cpu.
You can see a cryptographic checksum that prints on your and your
correspondent’s screens to help prevent “man in the middle”
attacks. The way to do that is simply to read off your key to each
other and that would make things very difficult for an impostor.

At any rate, we can also see what the default encryption method
is, BLOWFISH. Again, this is a great thing. On my two machines, I
had no problems using the programs to communicate. Both the windows
and linux clients run from a command line, using the same basic
switches and options.

To initiate a call, you type nautilus -o -i ip-address where
ip-address is your correspondent’s ip address. To set up your
machine in answer mode to take a call, simply type nautilus -a -i
and when the call comes in, it all happens automatically. How much
easier do you want it? With windows, you can look up the ip address
using the winipcfg command at the dos prompt. With linux, I use the
ipconfig command. So all you have to do beforehand is get your ip
address to your friend or your friend gets his/her ip address to
you.”

Complete
Story
[8 pages, but plenty of content on each]

Web Webster

Web Webster

Web Webster has more than 20 years of writing and editorial experience in the tech sector. He’s written and edited news, demand generation, user-focused, and thought leadership content for business software solutions, consumer tech, and Linux Today, he edits and writes for a portfolio of tech industry news and analysis websites including webopedia.com, and DatabaseJournal.com.

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