[TriLUG] NIC may be too old

Greg Brown gregbrown at mindspring.com
Wed Jun 2 17:40:56 EDT 2004


If it gets to be a problem I think I have something like 15 3c905s, or  
whatever the 10/100 3com cards are.  I could geocache one North of Wake  
Forest if you were truly in need.  :)

Greg

On Wednesday, Jun 2, 2004, at 17:08 US/Eastern, Mike M wrote:

> On Wed, Jun 02, 2004 at 04:13:42PM -0400, Aaron S. Joyner wrote:
>> Well that depends entirely on if you plan on stuffing more than 10
>> Megabits of traffic through it.  :)  If it's the external interface
>> connected to your DSL/Cable/* router - it's likely that the other side
>> of the cable is only 10Mbit anyway, and probably limited beyond that  
>> to
>> at most 3Mbits, so anything more is wasted.  That 3com NIC is  
>> certainly
>> capable of shoveling it's rated capacity worth of data.
>
> OK.  I'll keep it on the cable side. I've also caught it playing
> possum under both Linux and now BSD.  It seems to deactivate if it
> is not used immediately after booting up.  With a router though, this
> condition seems highly improbable.  With a freshly loaded BSD and
> a newbie user, it's a condition that's likely.
>>
>> Aaron S. Joyner
>>
>> PS - for those who are curious, "xl" is the driver for 3com nics in
>> *BSD, hence the name of the interface is xl0.
>
> Thanks.  I do remember now seeing this:
>
> xl*	at pci? dev ? function ?		# 3C9xx ethernet cards
>
> It looks like a different prefix is used for other 3Com nics:
>
> ep0	at pci? dev ? function ?		# 3C59x ethernet cards
> ep*	at pci? dev ? function ?		# 3C59x ethernet cards
>
> (http://www.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/conf/ 
> RAMDISK?rev=HEAD)
>>
>> Mike M wrote:
>>
>>> On recently installed BSD system I found my NIC only does
>>> 10BaseT.  It is pretty old.  Should I ditch this interface?
>>>
>>> bsd1# ifconfig -m xl0
>>> xl0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>>>       address: 00:60:08:cf:6b:69
>>>       media: Ethernet 10baseT (10baseT half-duplex)
>>>       supported media:
>>>               media 10baseT
>>>               media 10baseT mediaopt half-duplex
>>> 		media 10baseT mediaopt full-duplex
>>> 	        media 10base5
>>> 		media 10base2
>>>       inet 192.168.1.101 netmask 0xffffff00 broadcast 192.168.1.255
>>>       inet6 fe80::260:8ff:fecf:6b69%xl0 prefixlen 64 scopeid 0x1
>>>
>
> -- 
> Mike
>
> Moving forward in pushing back the envelope of the corporate paradigm.
> -- 
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