Modems - telecomnetworks
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1. Form C Relays Tx Rx traffic alarms and Unit faults MODULATOR CDM 570 IP CDM 570L IP Frequency Stability 1 ppm 0 to 50 C 0 06 ppm 0 to 32 to 122 F 50 C 32 to 122 F Output Power 0 to 25 dBm 0 1 dB 0 to 40 dBm 0 1 dB steps steps Accuracy 0 5 dB over 1 0 dB over frequency and frequency and temperature temperature Phase Noise lt 0 75 degrees RMS lt 1 2 degrees RMS double sided double sided 100 Hz to 1 MHz 100 Hz to 1 MHz Output Spectrum Meets IESS 308 309 power spectral mask Filtering Harmonics and lt 55 dBc 4 kHz Spurious Typically lt 60 dBc 4 kHz Transmit On Off Ratio 55 dB minimum External Tx Carrier By TTL LOW signal or RTS Off Tx Clock Options Internal SCT External TT Loop timing with Symmetric or Asymmetric operation Data interface dependent BPSK QPSK OQPSK 1 2 3 4 7 8 105 5 4 4 9 6 8 6 3 7 7 7 2 107 6 7 6 2 8 2 7 7 9 0 8 6 Viterbi amp Concatenated Reed Solomon 220 200 or 200 180 BPSK QPSK OQPSK 1 2 3 4 7 8 105 4 3 4 0 5 6 4 7 6 5 6 0 107 4 5 4 2 6 0 5 2 6 9 6 5 Turbo Product Codec QPSK OQPSK 21 44 3 4 7 8 0 95 106 2 9 2 6 3 8 3 4 4 3 4 0 6 4 6 0 10 3 3 2 8 44 4 0 4 5 4 2 6 9 6 5 8 PSK 3 4 7 8 0 95 106 6 2 5 8 7 0 6 6 9 3 8 9 108 6 8 6 3 7 2 6 8 10 3 9 9 8 QAM 3 4 7 8 0 95 106 6 5 6 1 6 6 6 2 9 6 9 2 108 7 2 6 8 6 8 6 4 10 6 10 2 Note Data Rate and Range specifications on t2. Input or 48 VDC Input 30 5cm Hardware CDM 570L IP 48 VDC 180 W 30 C BUC CDM 570L IP 1RU High 16 inches deep power supply 40 6 cm AC Input or 48 VDC Input Weight CDM 570 IP 6 Ibs 2 7 kg IP Module Options CDM 570L IP 16 Ibs 7 2 kg including 150 FAST Header Compression W BUC power supply FAST Payload Compression FAST Quality of Service QoS 3 modes OPERATIONS amp MAINTENANCE FAST 3x DES Data Encryption Configuration and management FAST Vipersat Management System Integration Front Panel Remote Port EIA 232 or EIA 485 2 or 4 wire NETWORKING PROTOCOLS seul with MIB II and private modem specific MIB REC 768 UDP REC 2045 MIME Web Browser http RFC 791 IP RFC 2236 IGMP v2 Console interface EIA 232 RJ 12 connector RFC 792 ICMP RFC 2474 Diffserv Software firmware upgrade via FTP RFC 793 TCP RFC 2475 Diffserv IP Traffic statistics RFC 826 ARP RFC 2578 SMI Faults and alarms RFC 856 Telnet RFC 2597 AF PHB Configuration backup and Restoral RFC 862 Ping RFC 2598 Expedite Forwarding RFC 894 IP RFC 2616 HTTP SECURITY RFC 959 FTP RFC 2821 SMTP Password Protection RFC 1112 IP Multicast RFC 3412 SNMP Access List RFC 1213 SNMP MIB II RFC 3416 SNMPv2 ACCESSORIES RFC 1812 IPv4 Routers RFC 3418 SNMP MIB CRS 170A CDM 570L IP 1 1 Modem Redundancy IF Switch CDM 570 IP 1 1 Modem Redundancy IF Switch CRS 180 CDM 570L IP Satellite Modem Back Panel 2114 West 7t
3. N satellite bandwidth Typical Web HTTP traffic can also be reduced by 10 via IP TCP header compression PAYLOAD COMPRESSION OPTION Configurable on a per route basis payload compression can reduce the required satellite bandwidth by up to 40 DATA ENCRYPTION OPTION Configurable on a per route basis the modem supports 3xDES data encryption to prevent unauthorized access to data transmitted over the satellite link TURBO PRODUCT CODING The optional Turbo Product Codec delivers significant performance improvement when compared to Viterbi with concatenated Reed Solomon It offers increased coding gain lower decoding delay and significant bandwidth savings compared to traditional FEC EDMAC amp AUPC OPERATION CDM 570 L IP has the ability to monitor and control the distant end of a satellite link using EDMAC User data is framed and bits are added to pass control status and AUPC information This is transparent to the user CDM 570 IP amp CDM 570L IP Satellite Modems QUALITY OF SERVICE QoS OPTION The modem supports multi level QoS to reduce jitter and latency for real time traffic provides priority treatment to mission critical applications and allows non critical traffic to use the remaining bandwidth Supported modes are e DiffServ Industry standard method of providing QoS enabling seamless co existence in networks that implement DiffServ Max Priority Provides 8 levels of traffic prioritization wit
4. Satellite Moder UNIT STATUS 8 Te TRAFFIC uses sa amc a ONUNE e INTRODUCTION The CDM 570 IP and the CDM 570L IP are Comtech EF Data s IP centric satellite modems that provide industry leading performance and flexibility in a 1 RU package at a very competitive price With their innovative architecture and support for advanced capabilities CDM 570 IP and CDM 570L IP allow for efficient IP networking and transport over satellite links while supporting a wide range of applications and network topologies In addition to the 10 100BaseT Ethernet interface a wide range of data interfaces are available to support legacy applications and assist in migrating from legacy to IP transport They are the platform of choice for network operators enterprise users service providers broadcasters and government users for a wide range of applications cellular backhaul over IP Voice over IP VoIP LAN WAN connectivity satellite news gathering SNG communication on the move maritime offshore applications etc The advanced FPGA based architecture along with the internal Flash memory allows for easy field upgrades via the Ethernet port KEY FEATURES e Data rate range from 2 4 kbps to 9 98 Mbps e CDM 570 IP 50 to 90 or 100 to 180 MHz IF range CDM 570L IP 950 to 1950 MHz IF range Integrated IP Module with 10 100BaseT Ethernet port Static IP routing for unicast and multicast Multi level Quality of Service QoS H
5. eader and payload compression for maximum efficiency 3xDES Encryption for transport security e Standards based management via SNMP Web or Telnet e IGMP v1 and v2 e VLAN capability with 802 1Q compliant QoS Symmetric as well as asymmetric operation for maximum bandwidth efficiency Support for mesh Star and hybrid network topologies Vipersat Management System VMS integration G 703 clock extension for IP backhaul Fast acquisition demodulator 32 kHz acquisition range 64 kbps Rate 1 2 QPSK 150 ms average Modulation types BPSK QPSK OQPSK 8 PSK 8 QAM 16 QAM OMTECH EF DATA EEEHI CDM S70L L BAND SATELLITE MODEM Forward Error Correction FEC choices include Turbo Product Code TPC Viterbi Reed Solomon and Trellis Coded Modulation TCM Automatic Uplink Power Control AUPC Embedded Distant end Monitor and Control EDMAC 1 1 Redundancy available CDM 570 IP FSK communications to CSAT 5060 or KST 2000A CDM 570L IP 10 MHz reference for BUC FSK communications and optional BUC power supply CDM 570L IP 10 MHz reference and power supply for LNB HEADER COMPRESSION OPTION Configurable on a per route basis header compression reduces the bandwidth required for VoIP by as much as 60 Example A G 729 voice codec operating at 8 kbps requires 32 kbps bandwidth once encapsulated into an IP UDP RTP frame With IP UDP RTP header compression the same voice call needs only 10 8 kbps total WA
6. ernet 10 100BaseT Dependent on operational mode CDM 570 IP Matched for 50 75Q BNC connector CDM 570L IP Transmit and Receive 50Q female Type N connector 1 2 5 10 or 20 MHz BNC connector Reed Solomon Uncoded M amp C Interface Input Output Impedance External Reference Input DEMODULATOR CDM 570 IP CDM 570L IP Input Power 30 to 60 dBm 130 10 Log Symbol Range Rate dBm minimum 90 10 Log Symbol Rate dBm maximum Max Composite 40 dBc up to Level 5 dBm absolute max 10 dBm absolute max Acquisition 1 to 32 kHz 1 to 32 kHz Range 1 kHz step 1 kHz step Symbol Rate lt 625 ksps 1 to 200 kHz 1 kHz step Symbol Rate gt 625 ksps Acquisition Time Example 150 ms average at 64 kbps Rate 1 2 QPSK and 32 kHz acquisition range 512 1024 2048 4096 8182 or 16384 bits Buffer Disabled Rx Satellite Buffer Enabled Receive Buffer Receive Clock Options Symmetric or Asymmetric Operation data interface dependent Clock Tracking 100 ppm minimum Monitor Eb No Frequency Offset BER Buffer fill status Rx Functions signal level Example BER Performance For symbol rates up to 2 5 Msps See CDM 570 L User Manual for higher symbol rates Guaranteed E No in dB typical values in parentheses with two adjacent carriers 7 dB higher See the CDM 570 L User Manual for a complete listing of the performance of all FEC types code rates and modulation types Viterbi
7. h Street Tempe Arizona 85281 USA Voice 1 480 333 2200 Fax 1 480 333 2540 Email sales comtechefdata com Comtech EF Data reserves the right to change specifications of products described in this document at any time without notice and without obligation to notify any person of such changes Information in this document may differ from that published in other Comtech EF Data documents Refer to the website or contact Customer Service for the latest released product information 2008 Comtech EF Data Part Number ds cdm570 ip 570I ip docx 7 1 2008
8. h the ability to limit maximum traffic per priority class Min Max Provides a Committed Information Rate CIR to each user defined class of traffic with the ability to allow a higher burstable rate depending on availability MANAGEMENT The modem supports SNMP web based and command line interfaces for management The modem can also be configured and monitored from the front panel or through the remote M amp C port for non IP mode of operation Ten complete RF configurations may be stored in the modem An event log stores alarm and status information in non volatile RAM while the Link Statistics log stores link performance Eb No and AUPC performance for monitoring and reporting purposes G 703 CLOCK EXTENSION Cellular networks require precise synchronization of base stations which is a challenge when using IP backhaul Most operators are forced to use GPS based external equipment for site synchronization CDM 570 L IP offers a G 703 clock extension option that propagates a high stability reference from Hub to the Remote A high stability E1 T1 reference signal is fed to the hub modem The remote modem generates a T1 E1 signal synchronized to the reference signal that is then used for synchronizing the remote site G 703 clock extension can be used with the IP Module or when using serial synchronous data interfaces This process does not require additional bandwidth VMS NETWORK amp BANDWIDTH MANAGEMENT A Vipersat powered ne
9. his page reflect CDM 570 L modem operating in non Vipersat mode w comtechefdata com J CDM 570 IP amp CDN i Satellite Mode LOW NOISE BLOCK CONVERTER LNB SUPPORT CDM 570L IP Only LNB Voltage 13 18 and 24 VDC 500 mA maximum REGULATORY CE Mark EMC Safety CDM 570 IP EN55022 Class B Emissions LNB Reference 10 MHz via Rx center conductor EN50082 1 Part 1 Immunity 3 dBm 3 dB EN60950 Safety CDM 570L IP FCC Approval FCC Part 15 Class B CDM 570L IP ae UP CONVERTER BUC SUPPORT CDM 570L IP AVAILABLE OPTIONS my How Enabled Option Bey ONAE a ca FAST Variable Rate to 2 048 Mbps k VDC 150W A 180 W 30 C Zac NATED Dele Oa pS internally fitted option FAST Variable Rate to 9 98 Mbps BUC Reference 10 MHz via Tx center conductor FAST 8 PSK 8 QAM modulation 0 dBm 3 dB 8 QAM with TPC only FSK Support Via Tx center conductor with FSK BUCs ASI Tear modulation ENVIRONMENTAL AND PHYSICAL Hardware Reed Solomon Codec Board Temperature Operating 0 to 50 C 32 to 122 F Hardware Turbo Codec Board Storage 25 to 85 C 13 to 185 F Hardware CDM 570 IP Power Supply AC Input Power Supply 100 to 240 VAC 50 60 Hz Hardware CDM 570 IP Power Supply 48 DC Input Power Consumption CDM 570 IP 37 W typical Hardware CDM 570L IP 24 VDC 100 W 30 C BUC See Manual CDM 570L IP 37 W typical w o BUC power supply Physical Dimensions CDM 570 IP 1RU high 12 inches deep AC
10. ividually enabled on a per remote basis or globally enabled Policies can be configured for a variety of applications such as VoIP video VTC or based ona load or via a schedule Type of Service ToS or QoS rules such as IP port or IP address and protocol type Operators are able to set minimum and maximum data rates for each remote as well as excess data rates for an initial upstream switch VIPERSAT OPERATION MODE Vipersat operation is enabled via a FAST feature code Networks can easily start off in point to point or point to multipoint configurations As the network grows and users wish to take advantage of the bandwidth on demand savings by implementing a Vipersat network modems can easily be upgraded to Vipersat mode Vipersat mode provides for the ability to operate in the following modulation FEC rates STDMA QPSK Rate 3 4 Turbo FEC all STDMA modes Data Rate Range 64 kbps 4 5 Mbps BPSK Rate 5 16 Turbo FEC Entry Channel Mode only Data Rate Range 32 kbps to 937 kbps SCPC All Turbo Product Code FEC rates as detailed in the following specifications FAST FEATURE ENHANCEMENTS The FAST codes make it easy to upgrade the modem capability in the field New features can be added on site using FAST access codes purchased from Comtech EF Data that can be entered via the Front Panel SYSTEM SPECIFICATIONS Frequency Range CDM 570 IP 50 to 90 or 100 to 180 MHz CDM 570L IP 950 to 1950 MHz 100 Hz frequenc
11. twork integrates this advanced modem with a powerful network management tool the Vipersat Management System VMS In addition to the traditional monitoring and control of the CDM 570 L IP modems CDD 564 L and CDD 562L demodulators the VMS allows these devices to share bandwidth and when needed switch automatically to a dedicated SCPC channel In a Vipersat powered network the CDM 570 L IP modem takes advantage of its fast acquisition demodulation to allow it to operate in a shared mode Inbound transmissions from remote to hub can be switched from a shared Selective Time Division Multiple Access STDMA mode to a dedicated Single Carrier Per Channel SCPC connection via a variety of user defined policies or triggers This enables the network to more effectively handle real time connection oriented applications and reduces both latency and network congestion Through VMS dynamic point to point mesh connections can also be established between remotes Advanced Communic at Dynamic SCPC carrier allocation amp true bandwidth on demand User defined policies for upstream carrier switching Star and full mesh capabilities using Single Hop On Demand Advanced switching takes advantage of using other modulation forward error correction combinations UPSTREAM SWITCHING Through protocol classification in the remote terminals the modem initiates automatic switching VMS establishes dSCPC bandwidth based on policies that can be ind
12. y resolution 10 100Base T Ethernet EIA 422 530 V 35 Sync EIA 232 G 703 T1 balanced G 703 E1 balanced or unbalanced Data Interfaces Data Rate Range Programmable in 1 bps step with fully independent Tx and Rx rates Modulation amp FEC Data Rate Range 5 16 BPSK TPC 2 4 kbps to 0 937 Mbps 21 44 BPSK TPC 2 4 kbps to 1 430 Mbps 1 2 BPSK 2 4 kbps to 1 500 Mbps 1 2 QPSK OQPSK 4 8 kbps to 3 000 Mbps 3 4 QPSK OQPSK 7 2 kbps to 4 500 Mbps 7 8 QPSK OQPSK 8 4 kbps to 5 250 Mbps 2 3 8 PSK TCM 8 7 kbps to 4 400 Mbps 21 44 QPSK OQPSK TPC 4 8 kbps to 2 860 Mbps 3 4 QPSK OQPSK TPC 7 2 kbps to 4 500 Mbps 7 8 QPSK OQPSK TPC 8 4 kbps to 5 250 Mbps n EF DATA EEEN 0 95 QPSK OQPSK TPC 3 4 8 PSK 8 QAM TPC 7 8 8 PSK 8 QAM TPC 0 95 8 PSK 8 QAM TPC 9 1 kbps to 5 666 Mbps 10 8 kbps to 6 750 Mbps 13 6 kbps to 7 875 Mbps 15 3 kbps to 8 500 Mbps 3 4 16 QAM TPC 14 4 kbps to 9 000 Mbps 7 8 16 QAM TPC 16 8 kbps to 9 980 Mbps Uncoded 4 8 kbps to 5 000 Mbps Scrambling Mode dependent ITU V 35 or proprietary externally synchronized FEC Options Viterbi Rate 1 2 BPSK QPSK OQPSK Rate 3 4 and 7 8 QPSK OQPSK and 16 QAM w RS Pragmatic TCM 8 PSK 2 3 Closed Network Not IESS 310 Turbo Product Coding Rate 21 44 BPSK 5 16 BPSK Rate 21 44 QPSK OQPSK Rate 3 4 and Rate 7 8 QPSK OQPSK 8 PSK and 16 QAM Rate 0 95 QPSK OQPSK and 8 PSK Proprietary 220 200 and 200 180 modes available BPSK QPSK OQPSK EIA 232 EIA 485 2 or 4 wire Eth
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