Comtech CDM-625A-EN Encrypted Satellite Modem

Comtech CDM-625A-EN Encrypted Satellite Modem

The Comtech CDM-625A-EN is an advanced satellite modem for secure IP, telecom and mobile backhaul networks requiring data encryption. Its Packet Processor supports per-route AES encryption for IP traffic, helping protect data transmitted over satellite links. VersaFEC, Adaptive Coding and Modulation and optional DoubleTalk Carrier-in-Carrier improve link availability, throughput and bandwidth efficiency.

Frequency Range: 50–180 MHz; optional 950–2250 MHz
Data Rate: 18 kbps to 25 Mbps
Symbol Rate: 18 ksps to 12.5 Msps
Modulation: BPSK, QPSK, OQPSK, 8PSK, 8-QAM and 16-QAM
Data Interfaces: Ethernet, EIA-422/530, V.35, G.703, ASI, LVDS and HSSI
Applications: Secure IP trunking, mobile backhaul, maritime communications, government networks, enterprise connectivity and communications-on-the-move

Key Features

• AES data encryption for IP traffic processed by the Packet Processor

• Encryption configurable on a per-route basis

• Optional DoubleTalk Carrier-in-Carrier bandwidth compression

• Carrier-in-Carrier Automatic Power Control

• VersaFEC with ACM and CCM operation

• Optional LDPC and Turbo Product Code FEC

• Selectable 5%, 10%, 15%, 20%, 25% and 35% rolloff

• Packet Processor with header and payload compression

• Advanced QoS, VLAN support and managed-switch operation

• Four-port 10/100Base-T managed Ethernet switch

• Independently selectable 70/140 MHz and extended L-band IF

• IEEE 1588v2 Precision Time Protocol support

• Automatic Uplink Power Control and EDMAC

• MetaCarrier Carrier ID technology

• Backward compatible with the Comtech CDM-625

• 1:1 and 1:10 redundancy configurations available