[vdr] CAM auto resetting - feature request??

Simon Baxter linuxtv at nzbaxters.com
Thu Dec 23 04:48:37 CET 2010

> On 12/23/10 00:14, Simon Baxter wrote:
>>> hello Klaus,
>>> I tried the patch below with a knc1 dvb-c, tt c1500 and tt connect
>>> ct-3650
>>> I used a alphacrypt light and I also tried the classic module
>>> always the same behavior - if I zap from encrypted channel to
>>> encrypted channel in some situations vdr says "channel not available"
>>> if I reset the cam manually it works again immediately
>>> I also tried vdr 1.4 with my old tt ff c2300 and I had no problems
>>> maybe its a general vdr 1.7.x cam handling problem
>>> any idea - what I can do or test to identify where the problem is?
>>> thanks
>> I had assumed this was due to some problem with CAM keys from the
>> provider expiring, or something.  I still intermittantly get "channel
>> not available", but haven't found any way to recreate the problem at
>> will.
> I have exactly this aswel. It happens from 'surfing channels'. Never
> happens while watching the same channel continuously. Cannot say for
> sure it doesn't happen when surfing within the same bouquet.

I have multiple cards, 2x DVB-C+CAM, 2xDVB-S FTA.  I sometimes get these 
messages when watching FTA too, when encrypted channels are recording and 
changing in the background.

>> I also occasionally have a CAM crash - where the status in goes from
>> "ALPHACRYPT" to "CAM PRESENT" or "CAM READY".  A manual reset (or
>> multiple) fixes this, but I get no decryption during a "crash".
> Yep, also this, only for "Conax Conditional Acess". Resetting it works
> best when using an FTA channel it seems.
>> ...problems I've had to live with for months.  Gave up asking and
>> installed an FTA satellite dish for 50% of my mostly watched channels.
> I'm looking at an oscam solution right now, but need to get a proper
> card reader, or try to get my old towitoko chipdrive going.

Don't know anything about oscam... 

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