Provided by: osmo-bsc-bs11-utils_1.8.1-2ubuntu1_amd64
isdnsync - use a cheap HFC-S card with the public telephone network as frequency standard for your E1 line
isdnsync is a small tool that initializes a cheap HFC-S ISDN-Card so that bit and frameclock are present on 2 IC-Pins. These signals can be used to feed HFC-E1 card with a very exact clock.
This manual page was written by Ruben Undheim <firstname.lastname@example.org> for the Debian project (and may be used by others). 11 May 2022 ISDNSYNC(1)