[root@voip-gateway ~]# /etc/init.d/zaptel start
Loading zaptel framework:                                  [  OK  ]
Loading zaptel hardware modules:
Running ztcfg:                                             [  OK  ]
[root@voip-gateway ~]# ztcfg -vv

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


Channel map:

Channel 01: FXS Kewlstart (Default) (Slaves: 01)

1 channels configured.

Notice: Configuration file is /etc/zaptel.conf
line 142: Unable to open master device '/dev/zap/ctl'
[root@voip-gateway ~]# ztcfg -vv

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


Channel map:

Channel 01: FXS Kewlstart (Default) (Slaves: 01)

1 channels configured.

ZT_CHANCONFIG failed on channel 1: No such device or address (6)
[root@voip-gateway ~]# modprobe wcfxo
ZT_CHANCONFIG failed on channel 1: No such device or address (6)
FATAL: Error running install command for wcfxo
[root@voip-gateway ~]#