[Soekris] Ubiquity 400mW mini-PCI
iwan at kawanuanetworks.com
Sat Oct 8 15:14:15 UTC 2005
So you're saying that 4801 and 4521 are working with these kind of card
on their full power (400mW) ? with PoE too ?
Kawanua Networks ISP
Matt Buford wrote:
> I have a point to point link using these cards with a 4801 running in
> master mode (power supply 31311210) on one side and a 4521 (power
> supply 31954804 PoE) on the other side. As far as I can tell they
> seem to get enough power.
> This was an upgrade from running senao 200mw cards in the same system.
> Strangely, the signal does not seem to be notably better. I do not
> have line of sight and actually bounce my signal off a 30+ story
> residential building. In both cases it works ok most of the time but
> is prone to "bad days" where the signal seems to fade. During that
> time large packets get dropped while smaller packets tend to make it
> through. I had hoped the 400mw card would help me power through
> whatever noise was causing the issue but it doesn't seem to have
> change much.
> I had moderate stability problems of the 4521 end all along. After
> upgrading to the 400mw card, that system became even more unstable and
> then one day mysteriously wouldn't boot at all and just scrolled a
> LILO error nonstop. I ended up replacing the 4521 with another
> identical board I had lying around and this made it boot right up and
> all stability problems were gone.
> I suspect that specific 4521 board has been marginally bad all along,
> which would explain the stability issues I was never able to iron
> out. However, to be honest I have not had time to further play with
> the questionable board to try to figure out what is really going on.
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