http://www.linuxhelp.it/modules.php?name=Forums&file=viewtopic&p=3975


To register your modem driver you need following things 
[1]hsfmodem-7.18.00.03full.tar.gz or 
hsfmodem-7.18.00.03full-1.i386.rpm |(copy in /usr/src/mymodem) 
link:http://www.linuxant.com/drivers/hsf/downloads-installer.php?PHPSESSID=778042c304e8cfae6ce08273a1788c41 

[2]hsfpatch |(copy in /usr/lib/hsfmodem, after installing modem 1st time) 
link:http://www.geocities.com/lonnypics/hsfuniversalpatch-1.2.tar.gz 

[3]generator.pl |(copy in /root) 
link :http://www.geocities.com/booboohoot/generator.pl 

Now Step-by-step 
if u already install your modem then NO need to do Phase-1 steps 
##### Phase-1 ##### 
#cd /usr/src/mymodem 
#rpm -ihv hsfmodem-7.18.00.03full-1.i386.rpm 
process starts... 
when asked country?USA 
when asked email ?tux@kernel.org 
when asked key? press enter 
modem installed 

Config for modem unit 0: /dev/ttySHSF0 
Device instance: 0-PCI-14f1:2015-14f1:2015 
HW revision : Basic2 2.15 Standard DAA 
HW profile name: hsfpcibasic2 
Registration ID: 641B-0FE4-22E8 
License owner : tux@kernel.org 
License key : Free 
License status : Free (14.4 kbps) 
Current region : USA (T.35 code: 0085) 
------------------------------------------------ 
write down your Registration ID: xxxx-xxxx-xxxx (in my case:641B-0FE4-22E8) 
now do steps of phase 2 

##### Phase-2 ####### 
#cd /usr/lib/hsfmodem 
copy patch 
#cp /mnt/floppy/hsfpatch /usr/lib/hsfmodem 
now run patch 
#./hsfpatch 
driver patched ok, 

#### Phase-3 ##### 
now generate key in other console window or continue in same, ctrl+alt+F3 
cd /root 
example:#./generator.pl tus@kernel.org [Registration ID] 
#./generator.pl tus@kernel.org 641B-0FE4-22E8 (example: in my case) 
key 4F-A7-BE-8A-DD-DA, now u got a key  

##### phase -5 ##### 
first try this 
#hsfconfig --lecense 
now enter email : tux@kernel.org 
now enter License key : 4FA7-BE8A-DDDA (replace with yours) 

Device instance: 0-PCI-14f1:2015-14f1:2015 
HW revision : Basic2 2.15 Standard DAA 
HW profile name: hsfpcibasic2 
Registration ID: 641B-0FE4-22E8 
License owner : tux@kernel.org 
License key : 4F-A7-BE-8A-DD-DA 
License status : OK 
Current region : USA (T.35 code: 0085) 
WAHOOO... 
now change region 
#hsfconfig --region 
when asked [USA]? type your country (leave as USA, is u do not have connection problem) 

Oooop. if status is still like this 
License status : Free (14.4 kbps) 
do this 
#hsfconfig 
when prompt use current, select NO 
build xyz; press enter 
Process start ... 

Device instance: 0-PCI-14f1:2015-14f1:2015 
HW revision : Basic2 2.15 Standard DAA 
HW profile name: hsfpcibasic2 
Registration ID: 641B-0FE4-22E8 
when ask for country? type "usa" (may not ask now) 
when ask your email , NOW! wait here its time to note down your "Registration ID" and 
do steps of phase-3 1st, to get license key. 
-------------------------------------------- 
best of luck 
Regards 
UR-Friend 
Pakistan 

Important links 
http://www.linuxant.com/drivers/hsf/full/archive/hsfmodem-latest/archive 
http://www.geocities.com/lonnypics/hsfuniversalpatch-1.2.tar.gz 
http://www.geocities.com/booboohoot/generator.pl