Siemens Gigaset support (isdn)

modulename: gigaset.ko

configname: CONFIG_ISDN_DRV_GIGASET

Linux Kernel Configuration
└─>Device Drivers
└─>ISDN subsystem
└─>Old ISDN4Linux
└─>Siemens Gigaset
└─>Siemens Gigaset support (isdn)
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
Say m here if you have a Gigaset or Sinus isdn device.