From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: SNMPv2 "ipFragFails" counter error
Date: Thu, 31 Aug 2006 15:25:04 -0700 (PDT)
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From: weidong <weid@nanjing-fnst.com>
Date: Fri, 01 Sep 2006 10:39:35 -0400

> Hi, All
>   When I tested Linux kernel 2.6.17.7 about statistics
> "ipFragFails",found that this counter couldn't increase correctly. The
> criteria is RFC2011:
> RFC2011
>   ipFragFails OBJECT-TYPE
>     SYNTAX      Counter32
>     MAX-ACCESS  read-only
>     STATUS      current
>     DESCRIPTION
>             "The number of IP datagrams that have been discarded because
>             they needed to be fragmented at this entity but could not
>             be, e.g., because their Don't Fragment flag was set."
>     ::= { ip 18 }
> 
> When I send big IP packet to a router with DF bit set to 1 which need to
> be fragmented, and router just sends an ICMP error message
> ICMP_FRAG_NEEDED but no increments for this counter(in the function
> ip_fragment).
> 
> signed-off-by:Wei Dong <weid@nanjing-fnst.com>

Patch applied, thank you very much.