From: Patrick McHardy <kaber@trash.net>
To: Pekka Savola <pekkas@netcore.fi>
Cc: netdev@vger.kernel.org
Subject: Re: 2.6.20.3-rc1 / iproute2 hoplimit 2^32-1 vs 2^8-1
Date: Mon, 19 Mar 2007 16:27:29 +0100 [thread overview]
Message-ID: <45FEABE1.9050003@trash.net> (raw)
In-Reply-To: <45FEAA3E.20601@trash.net>
Patrick McHardy wrote:
> Pekka Savola wrote:
>
>>On kernel based on 2.6.20.3-rc1 (FC6), 'ip -6 r l' shows:
>>
>>default via fe80::212:f0ff:fe5f:c4ec dev eth1 proto kernel metric
>>1024 expires 7191sec mtu 1500 advmss 1440 hoplimit 4294967295
>>
>>(this is the same with iproute2-ss061214 and iproute2-ss070313.)
>>
>>So, it seems that the data length for hoplimit is not quite right, or
>>it's reported as 2^32-1 instead of 2^8-1...
>
>
>
> Does this fix it?
Mhh actually this looks intentional:
icmpv6_send and some other output functions do:
int hlimit;
...
if (hlimit < 0)
hlimit = dst_metric(dst, RTAX_HOPLIMIT);
if (hlimit < 0)
hlimit = ipv6_get_hoplimit(dst->dev);
next prev parent reply other threads:[~2007-03-19 15:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-19 15:11 2.6.20.3-rc1 / iproute2 hoplimit 2^32-1 vs 2^8-1 Pekka Savola
2007-03-19 15:20 ` Patrick McHardy
2007-03-19 15:27 ` Patrick McHardy [this message]
2007-03-19 19:18 ` David Miller
2007-03-20 8:27 ` Pekka Savola
2007-03-20 8:39 ` YOSHIFUJI Hideaki / 吉藤英明
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=45FEABE1.9050003@trash.net \
--to=kaber@trash.net \
--cc=netdev@vger.kernel.org \
--cc=pekkas@netcore.fi \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).