OpenVox D210P User Manual page 11

D210P/DE210P on DAHDI User Manual
big problems. Data loss will cause communication broken or fax broken.
Timing cable will force all cards to work at the same clock source, send
data at the same speed, as a result no data will lost.
If you found J914 (input) and J915 (output) interfaces on the card, it
means the card supports clock line, for details, please refer to HERE.
10
OpenVox Communication Co. LTD. URL: www.openvox.cn