OpenVox Asterisk IPPBX Failover Box - 4 Digital PRI T1/E1/J1 Ports Appliance B400E D210E supports industry standard telephony

D210E supports industry standard telephony and data protocols

25W Maximum

3W Maximum

Certificates: CE

OpenVox Asterisk IPPBX Failover Box - 4 Digital PRI T1/E1/J1 Ports Appliance B400E D210E supports industry standard telephonyFD40 is a 4 port PRI interface failover box. It can better protect the unpredictable problems happen to the Asterisk PBX. It will provide an effective way to backup the Asterisk PBX when undesirable changes are detected (often when Asterisk fails or power off of the system). FD40 provides a reliable and flexible solution to Asterisk PBX. FD40 is controlled through an Asterisk loadable module res_failover. so. This module keeps sending "running" signal