PPPoE drops the MTU down to 1492. Adjust to that and everything will be fine.
Andrew
On Wed, Oct 10, 2001 at 04:54:15PM -0700, Joe McGuckin wrote:
> I'm using PPPoE on a 7206VXR300 to terminate about 100 active sessions.
>
> Basic connectivity and authentication is working. I am seeing some problems
> with connecting to unix ftp servers. Downloads are slow and bursty (for example,
> an initial burst of traffic followed by several seconds on inactivity, then
> another burst of traffic). Performing the downloads on the lan downstream of the
> pppoe router (but without using pppoe) produces a fast, continous download.
>
> Most of the end users are using PPPoE routers manufactired by Netgear or DLINK.
> I've demonstrated the problem with at least 2 different brands of routers.
>
> Does PPPoE cause problems with MTU settings?
>
> Any advice would be welcome!
>
> Thanks,
>
> Joe
>
>
> --
>
> Joe McGuckin
>
> ViaNet Communications
> 994 San Antonio Road
> Palo Alto, CA 94303
>
> Phone: 650-213-1302
> Cell: 650-207-0372
> Fax: 650-969-2124
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