CSU/DSU

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T1 ESF CSU ACE T1

A Low cost T1 CSU only. Used for termination of standard digital T1's, commonly used to terminate PBX and Switch voice ports that do not have DSU functionality. AC or DC power Supply.

DSU 5600 56/64k

A Low cost 56/64kbps CSU/DSU with a single RS-232/DB-25 port. Supports Sync and Async data. AC power Supply.

DSU 56/64 56/64k

A Low cost 56/64kbps CSU/DSU with a single V.35 port. Supports Sync data, point to point, multipoint and Frame Relay. AC power Supply.

ESU LT E1

A low cost E1 (G.703/704) CSU/DSU. Includes DB-15 Balanced E1 interface and Dual BNC 75ohm converter. Has a single DB-25 data port that can support RS-232, V.36, V.35, V.11, X.21 and EIA-530. AC power Supply.

ESU 120e E1

Similar to the ESU LT, but contains an expansion slot and add/drop E1 port for PBX. 10bt port for telnet and SNMP. Expansion slot supports optional Voice and Data cards. AC power supply.

FCD-E1 E1

A low cost E1 (G.703/704/706/732) CSU/DSU. Includes RJ-48c Balanced E1 interface and Dual BNC 75ohm connectors. Has a single or dual DB-25 data port that can support UTP, RS-232, V.36, V.35, V.11, X.21 and EIA-530. Optional add/drop port for PBX. AC or DC power supply.

FCD-E1M E1

Similar to the FCD-E1, but contains an expansion slot and add/drop E1 port for PBX. 10bt port for telnet and SNMP available. Expansion slot supports optional Voice and Data cards. AC or DC power supply.

TSU LT T1

A Low cost T1 CSU/DSU with a single V.35 port. Supports Sync data, point to point, and Frame Relay. AC power Supply.

TSU 120e T1

Similar to the TSU LT, but contains an expansion slot and add/drop T1 port for PBX. 10bt port for telnet and SNMP. Expansion slot supports optional Voice and Data cards. AC or DC power supply.

T3SU 300 T3

The T3SU 300 is a T3 (DS-3) DSU/CSU capable of providing users up to four DTE data ports. Support for HSSI, V.35 and DSX-1 interfaces, along with SNMP/Telnet. AC or DC power supply.

E3 IDSU E3

The E3 IDSU is a E3 DSU/CSU capable of providing users up to two DTE data ports. Support for HSSI and one V.35 or EIA-530 interface, along with SNMP/Telnet. AC or DC power supply.