Hi guys, I sent you the ModemData.txt file in a previous mail. Look what I did and please check the error I got during the compiling step: 1- I downloaded agrsm-20090418.tar.gz 2- Unpack it 3- I opened the terminal and browsed to agrsm-20090418 directory 4- Then I wrote this command: sudo make install then I got this error: aj@aj-desktop:~$ cd ./Desktop/agrsm-20090418/ aj@aj-desktop:~/Desktop/agrsm-20090418$ sudo make install [sudo] password for aj: make: Warning: File `Makefile' has modification time 2.3e+08 s in the future make -C /lib/modules/2.6.27-7-generic/build M="/home/aj/Desktop/agrsm-20090418" modules_install make[1]: Entering directory `/usr/src/linux-headers-2.6.27-7-generic' make[1]: Warning: File `/usr/src/linux-headers-2.6.27-7-generic/arch/x86/Makefile_32.cpu' has modification time 2.1e+08 s in the future make[2]: Warning: File `scripts/Kbuild.include' has modification time 2.1e+08 s in the future INSTALL /home/aj/Desktop/agrsm-20090418/agrmodem.ko INSTALL /home/aj/Desktop/agrsm-20090418/agrserial.ko make[2]: warning: Clock skew detected. Your build may be incomplete. DEPMOD 2.6.27-7-generic make[1]: warning: Clock skew detected. Your build may be incomplete. make[1]: Leaving directory `/usr/src/linux-headers-2.6.27-7-generic' if ! /sbin/modprobe -nq agrmodem.ko ; then /sbin/depmod -a; fi make: warning: Clock skew detected. Your build may be incomplete. aj@aj-desktop:~/Desktop/agrsm-20090418$ Please tell me if I did anything wrong or I missed some steps. Also please tell me if there are any errors that I might encounter after this error. All the best.