[K12OSN] New amer.com switch troubles
NONE NONE
gKw-X at shaw.ca
Tue Dec 27 00:13:14 UTC 2005
Update:
Found the problem of the lights flickering. Everything boots up to linux fine now, the only problem is that the server is still forcing itself to 100meg speed. How do I tell it to go at 1000meg?
----- Original Message -----
From: NONE NONE <gKw-X at shaw.ca>
Date: Monday, December 26, 2005 3:49 pm
Subject: [K12OSN] New amer.com switch troubles
> Hello,
>
> I just got the new amer.com switches and hooked them all up, and
> now things aren't working. I have checked all the connections, it's
> wired correctly, but none of the student pcs will boot to linux
> anymore.
> Here is the setup:
>
> Server goes into port 1 of sgd8 (8x1000meg ports)
> Port 2 of sgd8 goes into port 25 of sr24g2 (24*100meg, 2*1000meg)
> Various ports from 1-24 of sr24g2 go into the student pcs
>
> One problem I can see is that the connection from the server into
> the sgd8 is listed as 100meg on the switch itself, even though the
> server can put out 1000meg. I think maybe the card in the server is
> configured to put out something wrong. How can I check what it is
> putting out and how can I change it? I assume it should be putting
> out 1000meg full duplex. Here is what ethtool says:
>
> Supported ports: [ TP ]
> Supported link modes: 10baseT/Half 10baseT/Full
> 100baseT/Half 100baseT/Full
> 1000baseT/Full
> Supports auto-negotiation: Yes
> Advertised link modes: 10baseT/Half 10baseT/Full
> 100baseT/Half 100baseT/Full
> 1000baseT/Full
> Advertised auto-negotiation: Yes
> Speed: 100Mb/s
> Duplex: Full
> Port: Twisted Pair
> PHYAD: 0
> Transceiver: internal
> Auto-negotiation: on
> Supports Wake-on: umbg
> Wake-on: g
> Current message level: 0x00000007 (7)
> Link detected: yes
>
> I tried running this:
>
> ethtool -s eth0 duplex full speed 1000
>
> But ethtool still says the same thing as pasted above, and the
> switch still says 100meg speed. Also, all of the lights on the
> switches are just flashing like crazy.
>
> Thank you for any help, it is much appreciated! And merry christmas!
>
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