pppOe 1000baseTX config

David van Geyn dataivNOSPAM at noc.peon.net
Wed Jul 27 13:35:53 GMT 2005


You won't gain anything beyond 10baseT/UTP with your DSL line. Also 
because it is autodetecting at 10baseT/UTP suggests that your DSL modem 
only has 10baseT support built in to it, so you can't use anything higher.

Same goes for your internetl interface re0. It it autodetecting 100baseTX 
full-duplex which suggests that you have a 10/100baseTX switch. You can't 
just make your NIC use gigabit if the other end doesn't support it.

You won't gain any speed on the DSL side for sure.

Generally speaking I find autodetect to work well most of the time. I have 
rarely had a problem.

David
FreeBSD Tutorials @ http://freebsd.vangeyn.net

On Mon, 25 Jul 2005, Lane wrote:
> Is there any speed advatage possible beyond the (10baseT/UTP)?  If not then I
> guess it doesn't matter.
>
> The dsl modem is on bge0, which ifconfig reports as
>
> bge0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>         options=1a<TXCSUM,VLAN_MTU,VLAN_HWTAGGING>
>         inet6 fe80::211:11ff:febd:be3a%bge0 prefixlen 64 scopeid 0x1
>         ether 00:11:11:bd:be:3a
>         media: Ethernet autoselect (10baseT/UTP)
>
> My expectation (hope) is to change the "10base" in the media: line to
> "100base" or "1000base" to gain any throughput advantage that is possible.
>
> The internal network is on re0, which ifconfig reports as
>
> re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>         options=1b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING>
>         inet 192.168.0.1 netmask 0xffffff00 broadcast 192.168.0.255
>         inet6 fe80::240:f4ff:feb4:841a%re0 prefixlen 64 scopeid 0x2
>         ether 00:40:f4:b4:84:1a
>         media: Ethernet autoselect (100baseTX <full-duplex>)
>         status: active
>
> I'd like the change the "100base" in the media: line to a "1000base", if
> possible.
>
> thanks for your eyes!
>
> lane


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