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It is useful for debugging or analyzing the communications protocol between two devices that would normally be connected directly to each other, e.g. a digital camera and a personal computer. By sitting "in the middle" (after you connect the two devices to serial ports on your Linux machine) snooper is able to capture data traveling in either direction while also passing it unmodified to the other device.
It is also possible to operate with a single serial device, using your console and keyboard as the second device.
snooper - serial line snooping tool Jun-ichiro itojun Itoh <firstname.lastname@example.org> $Id: README,v 1.2 1998/08/13 09:17:25 itojun Exp $ What's this? The tool is for snooping communication between two devices that communicate with RS232C serial line. Machine configuration There are 3 machines/modems to take part in the configuration. We will denote those machines as follows: partyA a comp more»
The Debian snooper package installs /usr/bin/snooper as a normal executable program, with no special privileges. Debian systems normally have the serial devices, /dev/ttyS0, /dev/ttyS1, etc., secured so that users must be in the group 'dialout' to read/write those devices. You should therefore add the user(s) you want to be able to run snooper to the 'dialout' group. For example, the following more»
SNOOPER(1) BSD General Commands Manual SNOOPER(1) NAME snooper — a utility for capturing data flowing between serial devices SYNOPSIS snooper [-h] snooper [-b baudrate] [-t] [-u] [-x] [-n] port0 port1 DESCRIPTION snooper passes data transparently between two serial (RS232C) devices, capturing and logging the data and occasional comments yo more»
snooper (19991202-7) unstable; urgency=low * New Maintainer (Closes: #487735, #474336) * Acknow more»
This package was debianized by David Coe <email@example.com> on Sat, 3 Mar 2001 01:51:53 -0500. It more»