Something
public text v1 · immutableroot@tor-sw:/usr/src/zaptel-1.2# modprobe zaptel
root@tor-sw:/usr/src/zaptel-1.2# modprobe ztdummy
FATAL: Error inserting ztdummy (/lib/modules/2.6.15/misc/ztdummy.ko): Input/output error
FATAL: Error running install command for ztdummy