[linux-dvb] SkyStar2 stops receiving data
stefan at lucke.in-berlin.de
Thu Oct 5 16:36:06 CEST 2006
Zitat von Holger Kiehl <Holger.Kiehl at dwd.de>:
> On Wed, 4 Oct 2006, Dmitry V'yal wrote:
> > Hello, everyone.
> > I'm using SkyStar2.6d on Gentoo Linux-18.104.22.168.
> > It works, but have some stability issues, if it can't be called so.
> > Card frequently lose the lock then it's rainy. Then weather clears, lock is
> > reacquired. Usually it's just a temporary inconvenience, but sometimes
> > strange(imo) things happen.
> > In that case femon, as usual, shows something around my usual signal level
> > # femon
> > using '/dev/dvb/adapter0/frontend0'
> > FE: ST STV0299 DVB-S (SAT)
> > status 1f | signal bba4 | snr c243 | ber 000009b9 | unc 00000000 | FE_HAS_LOCK
> > status 1f | signal bbfb | snr c1e6 | ber 00000028 | unc 00000000 | FE_HAS_LOCK
> > status 1f | signal bb21 | snr c23a | ber 00000010 | unc 00000000 | FE_HAS_LOCK
> > status 1f | signal bb68 | snr c1da | ber 0000000f | unc 00000000 | FE_HAS_LOCK
> > status 1f | signal bbdf | snr c216 | ber 0000001c | unc 00000000 | FE_HAS_LOCK
> > status 1f | signal bba0 | snr c22e | ber 00000040 | unc 00000000 | FE_HAS_LOCK
> > But no data is being received, and dvbtraffic can't find any pids, neither does
> > dvbsnoop.
> > I tried szapping to another transponders with no effect. The only option seems
> > to manually bring down dvb0_0 interface, remove it, and reload kernel modules
> > concerning dvb and bring up dvb0_0. After that all goes well again usually.
> > The box is used for sharing satellite internet on lan so I'm really concerned
> > about such a (mis)behavior. I would be happy with an advice.
> Just want to say that I have noticed the same problem with several of those
> cards. What I also see is that sometimes one card stops receiving while
> the other continues working, although the LNB's are only 20 meters appart.
> I could not observe any pattern, in that one would fail more then the
Seems to be the same issue reported here:
Skystar 2 Rev. 2.6D receiving no data
Or older threads :
Air/SkyStar2 IRQ stop (partial) fix
flexcop stops generating interrupts
As a circumvention I could use a better cable to avoid DECT influence.
But a bad signal due to bad weather may happen any time.
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