Re: [Hampshire] NAS devices and MTU

Top Page

Reply to this message
Author: Rob Malpass
Date:  
To: Hampshire LUG Discussion List
Subject: Re: [Hampshire] NAS devices and MTU

----- Original Message -----
From: "lists" <lists@???>
> This may be nothing, but you are not blocking ICMP at all? I made a note
> of this from an old support job for similar issues:
>
> * Router / Network Device between the sending server and the device
> having a smaller MTU and ICMP messages blocked. Although the connection
> is negotiated server to server, anything in the path that blocks ICMP
> Message TYPE 3 (Destination unreachable) Code 4 (Fragmentation Needed
> and Don't Fragment was Set) can cause this problem.
>
> This is probably *not* the issue but I HIH....
>
>


Thanks for this and, without wishing to sound ungrateful, I have no idea
what that means.
So far as I know, I'm not blocking any packets of any type. The topology
sees the client
connected directly to the router but the NAS is a couple of hubs away if
that makes any
difference.

Cheers
Rob