[asterisk-users] zaphfc - problem

[Kai Fürstenberg]

Hi Marcin,

Marcin J. Kowalczyk wrote:
> hI,
> 
>  I've got problem with zaphfc kernel module. After I load into kernel i
> receive something like that into syslog:
> 
> 0 16:56:42 viperprint-de kernel: zaphfc: empty HDLC frame or bad CRC
> received (framelen = 5, stat = 0xff, card = 0).
> Jul 10 16:56:42 viperprint-de kernel: zaphfc: empty HDLC frame or bad
> CRC received (framelen = 3, stat = 0xff, card = 0).
> Jul 10 16:56:42 viperprint-de kernel: zaphfc: empty HDLC frame or bad
> CRC received (framelen = 30, stat = 0xfc, card = 0).
> 
> in my zapta.conf i'vh got:
> 
> [channels]
> language=en
> signalling = bri_net_ptmp
> group = 1
> context=default
> channel => 1
> 
> i've tried to change bri_net_ptmp into bri_cpe_ptmp but it didn't help.
> 
> ISDN card is connected with good cable (i've plugged out phone) - or
> should I use ISDN crossover cable?
> 
> I've searched google, but I didn't find anything helpfull.
> 
> Regards,
> Marcin

If you want to connect a telephone to the HFC card you need a crossed 
cable to connect to an NTBA to which you connect the phones.

As far as I know you don't need a crossed cable when you connect the 
phone directly.

Have you set HFC mode correctly (NT or TE)?

Kai