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Wireshark-users: Re: [Wireshark-users] One NIC on public side

From: "Boonie" <newsboonie@xxxxxxxxx>
Date: Thu, 13 May 2010 19:58:59 +0200
The other option is to attach the hub to the span port and attach the monitor devices from there. You allready have the equipment for that.

This does not interfere with the normal trafic and if your monitoring PC is not sending and data (reverse dns queries?) there should also be no collisions.

Dave



----- Original Message ----- From: <mike@xxxxxxxxxxxx>
To: "wireshark-users" <wireshark-users@xxxxxxxxxxxxx>
Sent: Thursday, May 13, 2010 6:52 PM
Subject: Re: [Wireshark-users] One NIC on public side


Are you sure you want tu run all traffic through a hub? This might lead to
packetloss due to colissions.

It's a temporary setup so that we can get a number of services going right.
So far, we don't see any packet loss or terrible quality loss and we're even passing voip calls through the setup. We were using a switch with port monitoring but because we had multiple devices which needed to monitor the traffic, we ended up using a hub for now.

The setup I'm talking about is...

WAN-Routers----Hub----Firewall----switches----etc

The wireshark and other monitoring systems are connected to the Hub.