Application/Usage: Voice Interfaces/Ports: 1 x T1/E1 WAN Interfaces/Ports Details: 1 x RJ-48C T1/E1 WAN Data Transfer Rate: 1.54 Mbps T1 / 2.05 Mbps E1 Management: MIB and Simple Network Management Protocol (SNMP) Protocols: SNMP The card include an integrated data service unit/channel service unit (DSU/CSU) Shielded cables STP Cat 5 should be used on E1 ports Full support for T1 Facility Data Link (FDL) Controller local loopbacks Controller remote loopbacks Firmware to support T1 and E1 Layer 1 homologation User-initiated VWIC reset and field-programmable gate array (FPGA) download Voice support (includes DS0-group and PRI-group configuration)