Re: [Ethereal-users] port mirroring disables browsing

[Ulf Lamping <ulf.lamping@xxxxxx>]

Carte, M Elliot wrote:

> Sorry if this is a stupid question. I’m using a Dell PowerConnect 2708 
> and mirroring the uplink port (port 1) to port 8. I then use a laptop 
> on port 8 to monitor traffic on the switch with Ethereal. However, 
> when I do this I can no longer reach the default gateway (access 
> Internet) from the laptop (monitoring port). If I try before I even 
> start Ethereal, I still can’t, so it must be the port mirroring. Does 
> anyone know why this would be? Can you not send and receive your own 
> packets when you’re monitoring another port? Does this happen on other 
> switches, or is it switch-specific? Thanks in advance.
I don't know a lot about this, but see: 
http://wiki.ethereal.com/SwitchReference/Dell

You may also add additional infos there, if you find out more ...

Regards, ULFL