[Asterisk-Users] zaphfc: empty HDLC frame or bad CRC received

[Yousef Herzallah]

I have this problem 
	zaphfc: empty HDLC frame or bad CRC received
My configurations are 
cat /proc/zaptel/1
Span 1: ZTHFC1 "HFC-S PCI A ISDN card 0 [NT] layer 1 ACTIVATED (G3)"
AMI/CCS

           1 ZTHFC1/0/1 Clear
           2 ZTHFC1/0/2 Clear
           3 ZTHFC1/0/3 HDLCFCS

cat /etc/zaptel.conf
# hfc-s pci a span definition
# most of the values should be bogus because we are not really zaptel
loadzone=it
defaultzone=it
span=1,1,3,ccs,ami
bchan=1-2
dchan=3

cat /etc/asterisk/zapata.conf
;
; Zapata telephony interface
;
; Configuration file

[channels]
language=it
switchtype=euroisdn

; p2mp TE mode
;signalling=bri_cpe_ptmp
; p2p TE mode
;signalling=bri_cpe
; p2mp NT mode
;signalling=bri_net_ptmp
; p2p NT mode
signalling=bri_net

pridialplan=dynamic
prilocaldialplan=local
nationalprefix=0
internationalprefix=00

echocancel=yes
echotraining=100
echocancelwhenbridged=yes

immediate=yes
group=1
context=default
channel => 1
channel => 2

ztcfg -vv

Zaptel Configuration
======================

SPAN 1: CCS/ AMI Build-out: 399-533 feet (DSX-1)

Channel map:

Channel 01: Individual Clear channel (Default) (Slaves: 01)
Channel 02: Individual Clear channel (Default) (Slaves: 02)
Channel 03: D-channel (Default) (Slaves: 03)

3 channels configured.


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