T38 Modem

1. T38 modem on Ubuntu

• Install:

apt-get install cu minicom
apt-get install -y t38modem

Now make it start automatically when run on the fax host:

• install /usr/local/sbin/daemon-wrapper
• install /etc/init.d/fax38modem
• edit configuration /etc/default/t38modem:

FAXHOST="fax1.ourdom.com"
ROUTES="--route 1@fax1.ourdom.com 
        --route 2@fax2.ourdom.com"
DEVICE="ttyx0"
CONNOPT="-n"

• start program:

update-rc.d fax38modem defaults 22 78
/etc/init.d/fax38modem restart

• Check

$ cu -l /dev/ttyx0
Connected.
AT
OK
AT+fclass=?
ATI0
T38FAX
OK
~.

2. T38 modem on RHEL4

• install uucp package containing cu

I did not find RH package and patched one from Mandriva - see sources in t38modem-build-v03.tar.gz. Modified t38modem uses /dev/ptmx and sets pseudo tty permissionsas uucp: tty 660

• install binary packages from the above tarball:

rpm -ivh pwlib38-1.10.1-03.el4.x86_64.rpm
         openh323t38-plugins-1.18.0-03.el4.x86_64.rpm
         openh323t38-1.18.0-03.el4.x86_64.rpm
         t38modem-0.8.0-03.el4.x86_64.rpm

• install start script Missing argument file.
• edit configuration /etc/sysconfig/t38modem:

FAXHOST="fax2.ourdom.com"
DEVICE="+ttyx0"
ROUTES="--route 1@fax1.ourdom.com --route2@fax2.ourdom.com"

• run the service:

chkconfig --add fax38modem
service fax38modem restart

• Test it:

$ cu -l /dev/ttyx0
Connected.
ATI0
T38FAX
OK
ATDT15678
HylaFAX (tm) Version 4.4.3
OK
~.

Attachments

t38modem-build-v03.tar.gz

t38modem-build-v03.tar_.gz 16.02 MB

ps-daemon-wrapper.sh

ps-daemon-wrapper.sh 214 bytes

ps-rhel4-initd-fax38modem.sh

ps-rhel4-initd-fax38modem.sh 2.32 KB

ps-ubuntu-initd-fax38modem.sh

ps-ubuntu-initd-fax38modem.sh 2.53 KB