If all you want are counters, I’d probably just enable snmp on the host and periodically snmpget ifInOctets and ifOutOctets, etc. http://www.net-snmp.org/docs/mibs/interfaces.html <http://www.net-snmp.org/docs/mibs/interfaces.html> has a good overview of the Interface MIB so you can see what kind of data you have access to. This is pretty scriptable, too.
—j > On Jun 8, 2015, at 3:36 PM, Peter Lovell <[email protected]> wrote: > > Another suggestion - see if you can find or borrow on old-style "ethernet > hub". Not the more modern "switch" variety, but an old-fashioned hub - the > kind that broadcast all traffic on all its ports. > > If you can get one of these then you can put your traffic-collector on a > separate machine and that way the monitoring doesn't interfere with the > activity. > > Jeremy's recommendation of tcpdump/Wireshark is right on target. > > Cheers.....Peter > > > Jeremy Thompson <[email protected]> wrote: > >> There are a couple of things you will need to do whether you use tools >> to capture information or write your own code. The device will need to >> have some sort of shell access and tools built in to packet capture. If >> its a OS X, BSD, Linux machine you will be able to use tcpdump. You can >> send that capture to a file and process with a tool. I would recommend >> Wireshark. Wireshark can capture as well but if the machine can't run >> it or doesn't have a gui you will need to capture and then process on >> your machine. If the device is fairly locked down you'll need to mirror >> the switch port its connected to. On the mirrored port you can use >> Wireshark, tcpdump, or your own code to do a capture. >> >> -- >> Jeremy Thompson >> Sports Warehouse Inc. >> [email protected] >> >> >> >> >> >>> On Jun 8, 2015, at 1:35 PM, Fabian Jäger >> <[email protected]> wrote: >>> >>> Dear experts, >>> is it possible to monitor the inbound/outbound traffic of a particular >> network device? I would like to print some statistics and would need the >> byte/s information... >>> >>> Best regards, >>> Fabian >>> _______________________________________________ >>> Do not post admin requests to the list. They will be ignored. >>> Macnetworkprog mailing list ([email protected]) >>> Help/Unsubscribe/Update your Subscription: >>> https://lists.apple.com/mailman/options/macnetworkprog/jeremy >> %40warehousesports.com >>> >>> This email sent to [email protected] >> >> _______________________________________________ >> Do not post admin requests to the list. They will be ignored. >> Macnetworkprog mailing list ([email protected]) >> Help/Unsubscribe/Update your Subscription: >> https://lists.apple.com/mailman/options/macnetworkprog/plovell%40mac.com >> >> This email sent to [email protected] > > > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Macnetworkprog mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/macnetworkprog/jeffm%40frob.org > > This email sent to [email protected]
_______________________________________________ Do not post admin requests to the list. They will be ignored. Macnetworkprog mailing list ([email protected]) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/macnetworkprog/archive%40mail-archive.com This email sent to [email protected]
