Gentoo Archives: gentoo-user

From: Mick <michaelkintzios@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] How to determine if a NIC is playing gigabit?
Date: Thu, 21 Jan 2010 22:46:25
Message-Id: 201001212245.34532.michaelkintzios@gmail.com
In Reply to: Re: [gentoo-user] How to determine if a NIC is playing gigabit? by Keith Dart
1 On Tuesday 19 January 2010 01:28:07 Keith Dart wrote:
2 > === On Mon, 01/18, Stroller wrote: ===
3 >
4 > > I'm not ruling out the cable, because it's pretty beat up (but the
5 > > switch *is* lighting up as 1000), but how do I determine, please,
6 > > that the Linux server at the other end is recognising the NIC and
7 > > negotiating as gigabit speeds?
8 >
9 > ===
10 >
11 > ethtool eth0
12 >
13 > emerge ethtool if you don't have it.
14 >
15 > Not all chips/drivers support the ioctls necessary to report that, but
16 > most recent ones do.
17
18 You can also run good ol' lshw. It'll show you what it has negotiated with
19 the switch:
20
21 configuration: autonegotiation=on broadcast=yes driver= [snip ...]
22 multicast=yes port=MII speed=100MB/s
23
24 --
25 Regards,
26 Mick

Attachments

File name MIME type
signature.asc application/pgp-signature

Replies

Subject Author
Re: [gentoo-user] How to determine if a NIC is playing gigabit? Stroller <stroller@××××××××××××××××××.uk>