Dummy ATM driver

modulename: adummy.ko

configname: CONFIG_ATM_DUMMY

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>ATM drivers
└─>Dummy ATM driver
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
Dummy ATM driver. Useful for proxy signalling, testing,
and development. If unsure, say N.

source code:
drivers/atm/adummy.c