Package: mgetty-viewfax

"mgetty-viewfax" package binaries on CentOS:

/usr/bin/viewfax

You may install this package on CentOS with yum install mgetty-viewfax

"mgetty-viewfax" package binaries on Debian:

/usr/bin/viewfax

You may install this package on Debian with apt-get install mgetty-viewfax