On Mon, 24 Jan 2011 16:01:14 -0500, Celejar wrote: > On Mon, 24 Jan 2011 12:50:34 -0700 david wildgoose wrote: > >> On Mon, Jan 24, 2011 at 12:43 PM, Camaleón wrote:
>> > Last time I had to make a "fine-grained" debugging operation over my >> > network using wireshark I had to "restore-to-life" an old (and dusty) >> > hub that came with our DSL device... back in 2000 :-P >> > >> > >> Port monitoring is something thats useful in troubleshooting network >> related problems on networks using switches, thought I think your >> switch needs to support it. Yes. > IIUC, you may be confusing two scenarios: with hubs, all traffic always > gets sent out to all connected systems, so monitoring is > straightforward. With switches, traffic is normally sent only to the > target hosts, so to monitor general network traffic from a specific > host, mirroring is needed, and it is indeed a special feature of some > switches: > > http://en.wikipedia.org/wiki/Port_mirroring True, but David is also right. As you point out, there are some enterprise switches that implement a monitoring port (an special "catch- all-data" port that when enabled, it captures all the traffic). Greetings, -- Camaleón -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/pan.2011.01.25.12.12...@gmail.com
