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CDD-562AL/564A/L Multi-Channel Demodulator

Revision 0

Forward Error Correction

MN-CDD562AL564AL

A–15

Figure A-9. VersaFEC Codec Rates 0.642, 0.711, and 0.780 8-QAM

1E-9

1E-8

1E-7

1E-6

1E-5

1E-4

1E-3

1E-2

1E-1

1 2 3 4 5 6 7 8 9 10 11 12

Eb/No in dB

Uncoded

BPSK/QPSK

Comtech VersaFEC® Codec

Rate 0.642, 0.711, 0.780

8-QAM

1 2 3 4 5 6 7 8 9 10 11 12

BER

Rate

0.711

8-QAM

Rate

0.642

8-QAM

Typical performance show -

guaranteed performance curves

are 0.3 dB to the right

Uncoded

8-PSK

Rate

0.780

8-QAM

Содержание CDD-562AL

Страница 1: ...ite Quad Demodulator CDD 564AL L Band Satellite Quad Demodulator CDD 562AL L Band Satellite Dual Demodulator For Firmware Version 1 3 1 or higher IMPORTANT NOTE The information contained in this docum...

Страница 2: ......

Страница 3: ...10 Errata Part Number ER CDD562564AL EA0 Rev Errata documents are not revised PLM CO Number C 0034791 Comments These changes will be incorporated into the next manual revision 1 IN CHAPTER 9 TELNET A...

Страница 4: ...Errata A ER CDD562564AL EA0 Rev PLM C 0034791 BLANK PAGE...

Страница 5: ...ect Update page 1 13 change 3xDES Data Encryption Installation Method to Available as EN model Errata Part Number ER CDD562564L EB0 Errata documents are not revised PLM CO Number C 0035153 Comments Se...

Страница 6: ...ER CDD562564L EB0 Rev...

Страница 7: ...1 USA 480 333 2200 FAX 480 333 2161 CDD 562AL 564A L Multi Channel Demodulator Installation and Operation Manual CDD 564A 70 140 MHz Satellite Quad Demodulator CDD 564AL L Band Satellite Quad Demodula...

Страница 8: ...ii Blank Page...

Страница 9: ...1 263 EEC xiv CE Mark xiv Federal Communications Commission xv Product Support xv Comtech EF Data Headquarters xv Warranty Policy xvi Limitations of Warranty xvi Exclusive Remedies xvi CHAPTER 1 INTRO...

Страница 10: ...L Ground and Power Connections 3 6 3 3 1 Chassis Ground Interface 3 6 3 3 2 100V 240V Alternating Current AC Power Interface Standard 3 7 3 3 3 48V Direct Current DC Power Interface Optional 3 9 CHAP...

Страница 11: ...2 FAST Implementation 6 1 6 1 3 FAST Accessible Options 6 1 6 2 FAST Activation Procedure 6 2 6 2 1 FAST Activation via the Command Line Interface CLI 6 2 6 2 2 FAST Activation via the HTTP Web Server...

Страница 12: ...or 8 6 8 7 4 Steps to set the IP Address es 8 6 8 7 5 Steps to set the IP Stack 3xDES Select Key to ClearRoute Table 8 7 8 8 Troubleshooting the IP Module 8 9 8 8 1 Router Mode Troubleshooting 8 9 CHA...

Страница 13: ...Band Demodulators only 10 34 10 6 Status pages 10 35 10 6 1 Status Demod Status 10 35 10 6 2 Status System Logs Events Log 10 36 10 6 3 Status System Logs Statistics Log 10 37 10 6 4 Status Unit Info...

Страница 14: ...L Standard FAST and FAST accessible Hardware Options 1 13 Table 3 1 Rear Panel External Cable Connections 3 2 Table 3 2 Correct Fuses 3 8 Table 5 1 Rear Panel Connections to User PC 5 2 Table 5 2 Firm...

Страница 15: ...D 564 564L Point to Multipoint Router Working Mode Diagram 4 12 Figure 5 1 CDD 564A L Rear Panel Connections to User PC 5 2 Figure 8 1 CLI Main Menu via Telnet or PuTTY CDD 564A L shown 8 3 Figure 8 2...

Страница 16: ...0 Table of Contents MN CDD562AL564AL x Figure C 3 CDD 564A L Dedicated Management Port Configuration C 3 Figure C 4 CDD 564A L Router Mode IP Addresses C 4 Figure C 5 CDD 564A L Router Mode Assign IP...

Страница 17: ...injury CAUTION indicates a hazardous situation that if not avoided may result in minor or moderate injury CAUTION may also be used to indicate other unsafe practices or risks of property damage NOTE T...

Страница 18: ...nector ratings include VDE NF USE UL CSA OVE CEBEC NEMKO DEMKO BS1636A BSI SETI IMQ KEMA KEUR and SEV Fuses See Chapter 3 for correct fuse type specifications CAUTION For continued operator safety alw...

Страница 19: ...tibility EMC standard for radio equipment and services Part 1 Common technical requirements and the Declarations of Conformity for the applicable directives standards and practices that follow Use coa...

Страница 20: ...ouble pole Neutral Fusing ACHTUNG Zweipolige bzw Neutralleiter Sicherung International Symbols Symbol Definition Symbol Definition Alternating Current Protective Earth Fuse Chassis Ground European Uni...

Страница 21: ...tions Commission Federal Code of Regulation FCC Part 15 Subpart B Product Support For all product support please call 1 240 243 1880 1 866 472 3963 toll free USA Comtech EF Data Headquarters http www...

Страница 22: ...mtech EF Data Corporation The warranty does not apply to any product or parts thereof where the serial number or the serial number of any of its parts has been altered defaced or removed The warranty...

Страница 23: ...2 channel L Band satellite demodulator Figure 1 1 CDD 564A 70 140 MHz IF Satellite Quad Demodulator Figure 1 2 CDD 564AL L Band Satellite Quad Demodulator Figure 1 3 CDD 562AL L Band Satellite Dual D...

Страница 24: ...luding SNMP HTTP non secure Web server and Telnet 1 2 Functional Description The demodulator has three interface types IF Ethernet data Traffic Ethernet data and M C 100 Dedicated Management Port The...

Страница 25: ...er decoding the recovered clock and data pass to the IP Module In the IP Module traffic is examined and processed for four channels before it is delivered to the Ethernet port The demodulator s signal...

Страница 26: ...2 Demodulator 3 Demodulator 4 Packet Processor Micro Controller CDD 564A L Inputs Front Panel LEDs 8 Traffic 10 100 Ethernet Command Line Interface RJ 11 DB 9 Factory Test Port M C 10 100 Ethernet De...

Страница 27: ...21314 DC Chassis PL 0021861 Quad Demodulator Card PL 0021412 0 95 Turbo Product Codec Card optional CDD 564A PL 0021666 AC Chassis IF PL 0021715 DC Chassis IF PL 0021660 Quad Demodulator Card PL 00214...

Страница 28: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 Introduction MN CDD562AL 564AL 1 6 1 3 4 Dimensional Envelopes Figure 1 5 CDD 564AL Dimensional Envelope 19 00 1 72 17 25...

Страница 29: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 Introduction MN CDD562AL 564AL 1 7 Figure 1 6 CDD 564A Dimensional Envelope 1 72 19 00 17 00...

Страница 30: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 Introduction MN CDD562AL 564AL 1 8 Figure 1 7 CDD 562AL Dimensional Envelope 17 00 1 72 19 00...

Страница 31: ...the front panel of the demodulators Depending on the unit the front panel has six CDD 562AL or eight CDD 564A L Light Emitting Diode LED indicators The LEDs indicate the status of the unit Overall Un...

Страница 32: ...ables for DATA I O These cables must be double shielded from end to end ensuring a continuous ground shield Figure 1 9 CDD 564AL Rear Panel View CDD 564AL L Band Name Type Function AC Chassis power DC...

Страница 33: ...e Type Function AC Chassis power DC Optional Ground 10 32 stud Common Chassis Ground Rx 1 BNC female IF Input Rx 2 BNC female Rx 3 BNC female Rx 4 BNC female Factory Test 9 pin Type D male Remote Inte...

Страница 34: ...tors include two 10 100 BaseT Ethernet ports One port is a terrestrial data interface for IP traffic A separate port is for the management and control interface the HTTP Web Server Interface 1 3 7 Upd...

Страница 35: ...ctivation Procedure Table 1 1 CDD 564A L Standard FAST and FAST accessible Hardware Options Option Description and Comments Installation Method Data Rate Data rate 16 kbps to 512 kbps Base Unit BPSK a...

Страница 36: ...Rate 3 4 QPSK 8 PSK 8 QAM 16 QAM 2 dimensional Rate 7 8 QPSK 8 PSK 8 QAM 16 QAM 2 dimensional Rate 0 95 optional plug in card QPSK 8 QAM 8 PSK 2 dimensional eTPC exact Code Rate is actually 17 18 or...

Страница 37: ...ted Bit Error Rate 1E 3 to 1E 9 Frequency offset 200 kHz range 100 Hz resolution Receive signal level monitor accuracy 5 dB for CDD 564AL L Band 3 dB for CDD 564A over specified min to max signal rang...

Страница 38: ...2 dB 7 8 dB 8 3 dB 7 9 dB TURBO Product Codec Rate 0 95 QPSK Rate 0 95 8 PSK See Note 1 10 6 10 7 B10 8 Rate 0 95 QPSK 6 4 dB 6 0 dB 6 7 dB 6 3 dB 6 9 dB 6 5 dB Rate 0 95 8 PSK 9 3 dB 8 9 dB 9 8 dB 9...

Страница 39: ...CCM See Note 1 10 5 10 8 0 576 8 QAM 4 5 dB 4 2 dB 4 9 dB 4 6 dB 0 644 16 QAM 6 4 dB 6 1 dB 6 9 dB 6 6 dB Ultra Low Latency ULL Codec See Note 1 10 5 10 8 0 493 BPSK 3 1 dB 2 8 dB 3 7 dB 3 4 dB 0 493...

Страница 40: ...3 4 16 0 4 500 7 8 16 0 5 250 0 95 16 0 5 666 8 PSK 8 QAM 3 4 16 0 6 750 7 8 16 0 7 875 0 95 16 0 8 500 16 QAM 3 4 16 0 9 000 7 8 16 8 9 980 VersaFEC BPSK 0 488 16 0 1 462 QPSK 0 533 16 0 3 200 0 631...

Страница 41: ...ut 1 4 4 Environmental and Physical Parameters Specifications Temperature Operating 32 to 122 F 0 to 50 C Storage 13 to 185 F 25 to 85 C Power Supply 100 to 240 volts AC 50 60 Hz Optional 48 VDC input...

Страница 42: ...ocols RFC 768 UDP RFC 2045 MIME RFC 791 IP RFC 2236 IGMP v2 RFC 792 ICMP RFC 2474 DS Field RFC 793 TCP RFC 2475 ADS RFC 826 ARP RFC 2578 SMI RFC 856 Telnet RFC 862 Ping RFC 894 IP RFC 2616 HTTP RFC 95...

Страница 43: ...ellite Multi Channel Demodulator its Installation and Operation Manual and its power cord were packaged and shipped in a reusable cardboard carton containing protective foam spacing Figure 2 1 Unpacki...

Страница 44: ...ssis Cooling fans and exhaust vents are provided here air flow must not be impeded Comtech EF Data recommends that an alternate method of support is provided within the rack such as standard rack shel...

Страница 45: ...nto a Rack Enclosure Install the CDD 56xA L in its assigned position in the rack enclosure Use as required A standard rack installation shelf User supplied screws to secure the front panel to the rack...

Страница 46: ...Detail Description 1 Back of Unit 2 Rack Enclosure Threaded Rear Installation Rail typical Item Kit Quantity Part Number Description KT 6228 2 KT 6228 3 1 2 2 HW 10 32SHLDR Shoulder Screw 10 2 4 4 HW...

Страница 47: ...k enclosure Ensure that the shoulders of the 10 shoulder screws properly engage into the rear support bracket slots 2 3 Initial Configuration There are no internal jumpers to configure no interface ca...

Страница 48: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 Installation and Startup MN CDD562AL564AL 2 6 BLANK PAGE...

Страница 49: ...L CONNECTOR PINOUTS 3 1 CDD 56xA L Rear Panels Overview CDD 564AL Quad Demodulator L Band CDD 564A Quad Demodulator IF Band CDD 562AL Demodulator L Band Figure 3 1 CDD 56xA L Rear Panel Views Use the...

Страница 50: ...NC female Rx 4 N A Type N female Type BNC female Section Service Type Function Connector Name Type for all CDD 56xA L units 3 2 2 Terrestrial Data Ethernet Traffic and M C 10 100 Ethernet RJ 45 female...

Страница 51: ...o F type adapter The adapter is available as an optional accessory This setup will cause a slight reduction in return loss The effect on most systems is minimal The CDD 562AL has two connectors labele...

Страница 52: ...8 pin RJ 45 modular jacks One port is labeled TRAFFIC and the other port is labeled M C The TRAFFIC port is used for Ethernet traffic The M C port is used for management and firmware updates via Teln...

Страница 53: ...pport prior to connecting any equipment to this interface The Factory Test interface is a 9 pin Type D male DB 9M connector reserved for use in factory test applications Pin Description Direction 1 Gr...

Страница 54: ...anagement of demodulator and IP Module functions Pin Function 1 Ground 2 Rx 3 Tx 4 Ground 5 Not used 6 Not used 3 3 CDD 56xA L Ground and Power Connections 3 3 1 Chassis Ground Interface CAUTION CORRE...

Страница 55: ...63 W typical Input Voltage 100 V to 240 V AC 6 10 autosensing total absolute max range is 90 V to 254 V AC Connector Type IEC Fuse Protection Line and neutral fusing 2X 5mm x 20mm Slow blow type fuses...

Страница 56: ...eat the fuse holder from the IEC power module a Use the slot to pry the holder outward from the IEC power module b Pull the holder straight out and then swing the holder away from the module 3 Remove...

Страница 57: ...com GA210 or Molex 03 12 1026 Fuse Protection Line and Neutral Fusing 2X 5mm x 20mm Slow blow type fuses T4A 4 Amp 3 3 3 1 DC Operation Applying Power Figure 3 6 Applying DC Power to the CDD 56xA L To...

Страница 58: ...acing CDD 56xA L DC Fuses To replace the fuse s WARNING Disconnect the power supply first 1 Disconnect the power supply 2 Use a flat bladed screwdriver to pry open the slot and swing back the hinged f...

Страница 59: ...NOTE For information specific to CDD 56xA L IP Module operation when used in a Vipersat system please see Comtech EF Data publication MN 22137 Vipersat CDD 56X Series Satellite Network Demodulator Ro...

Страница 60: ...C interface ALL ALL Telnet Local or remote Ethernet via 10 100 BaseT Traffic M C interface ALL ALL Serial Command Line Interface CLI Local Serial RS 232 via Console Port ALL ALL Web Server Local or re...

Страница 61: ...equest If there are no active IGMP clients on the LAN it will stop forwarding the multicast traffic received from the satellite to the LAN 4 1 9 Static IP Routing for Unicast and Multicast Up to 256 s...

Страница 62: ...ake sure the Header Compression and Decompression feature is enabled on both the sending and receiving IP modem and demodulator Packets with a Header Decompression header are identified automatically...

Страница 63: ...e most compression algorithms are applied to the entire file data set as a single invocation of the compression algorithm which is easier for other types of compression algorithms LZS GZIP in specific...

Страница 64: ...ternet Group Management Protocol Version 2 RFC 2475 An Architecture for Differentiated Services RFC 2578 Structure of Management Information Version 2 SMIv2 RFC 2598 An Expedited Forwarding PHB RFC 26...

Страница 65: ...these modes is described in further detail in order to optimize the Comtech EF Data IP modems in the network based upon Network Topology and Ethernet Traffic requirements The demodulator only support...

Страница 66: ...remotely through satellite requires a two way connection to demodulator Optional Features Additional Notes Header Decompression Must be enabled if any TX modem stream has Header Compression enabled Pa...

Страница 67: ...The CDD 562L has a default static route directing traffic to the hub router The hub router would have routes defined for each remote network that would be directed to the DVB Encapsulator Figure 4 1 C...

Страница 68: ...Revision 0 IP Module Ethernet Interface MN CDD562AL564AL 4 10 The hub router would have routes defined for each remote network that would be directed to the DVB Encapsulator Figure 4 2 CDD 564 564L P...

Страница 69: ...etwork Point to Multipoint Configuration where the Hub CDM IP modem is transmitting a common TDM carrier to two remote sites with CDM IP modems In turn the Remote CDM IP is transmitting a link back to...

Страница 70: ...CDD 564 564L Point to Multipoint Router Working Mode Diagram Since this is a Point to Multipoint configuration HDLC addressing is used so that the traffic not intended for a particular destination ca...

Страница 71: ...only need a single default route to is directed to the Hub HDLC 0x01 All of the traffic is managed by the static route entries in the hub CDM IP and demodulator The demodulator has a default route to...

Страница 72: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 IP Module Ethernet Interface MN CDD562AL564AL 4 14 BLANK PAGE...

Страница 73: ...stomer Support via e mail or on CD by standard mail delivery The complete firmware update process is as follows New firmware can be downloaded from Comtech EF Data s website to a user supplied PC Tran...

Страница 74: ...10 100 Ethernet BaseT Ethernet port RJ 45 8 pin modular jack Cable o CAT5 user supplied to an available Ethernet port via hub or switch or direct connection Uses o Ethernet traffic o Management of IP...

Страница 75: ...r 1 3 1 and earlier With HDLC Encapsulation With 3xDES Decryption option Comtech EF Data s website organizes firmware update files by product type and model optional configuration The firmware downloa...

Страница 76: ...d Line Interface CLI a On the main page type O for Operations and Maintenance b Type I for Unit Information 5 Create a temporary folder or subdirectory on the user PC for the firmware archive download...

Страница 77: ...or md temp The command mkdir or md means make directory d Click OK Depending on Windows OS versions prior to Windows 95 a On the Main Menu click MS DOS Prompt b Open a Command line window a For Windo...

Страница 78: ...As window 1 Make sure to select the archive exe or zip file and Save it to the temporary folder created earlier c Otherwise click Cancel to quit the file download process 2 If necessary extract the fi...

Страница 79: ...rowse window to find the temporary folder i Click Start Run Browse ii Double click the temporary folder Using the Command line a At the Command line prompt type cd c temp to change to the temporary di...

Страница 80: ...line to send a ping command to the modem a In Windows 1 Click Start on the Windows toolbar 2 Click Run Or use Command line Prompt or Command Prompt in the Start menu b For Win95 or Win98 type command...

Страница 81: ...the Boot to parameter to cause the demodulator to boot up using Image 1 or Image 2 After you change the Boot to parameter you must reset reboot the unit from the serial console the Web Server interfac...

Страница 82: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 Updating Firmware MN CDD562AL564A L 5 10 BLANK PAGE...

Страница 83: ...allows an operator to order a unit precisely tailored for the initial application When service requirements change FAST allows the operator to upgrade the topology of the unit on location within minut...

Страница 84: ...Data sales representative during normal business hours a Give the unit Serial Number to the representative b Identify and buy the desired FAST option s c Get the invoice the 20 digit FAST Access Code...

Страница 85: ...FAST page Features installed and operational are marked as Installed 6 2 2 3 Acquire Enter FAST Option Purchase Access Code Contact a Comtech EF Data sales representative to order FAST Options The uni...

Страница 86: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 FAST Activation Procedure MN CDD562AL564AL 6 4 BLANK PAGE...

Страница 87: ...face Protocols A user supplied PC is required for Ethernet based remote monitor and control M C of the CDD 56xA L Three separately operated protocols are available Simple Network Management Protocol S...

Страница 88: ...CDD 56xA L The CDD 56xA L SNMP Agent supports both SNMPv1 and SNMPv2c 7 3 3 User supplied Network Management System NMS This is the software that runs on the manager 7 3 4 Management Information Base...

Страница 89: ...printable ASCII characters except and are allowed No trailing spaces are permitted for community strings Any changes made to the IP Parameters are lost if the demodulator is reset or loses power unles...

Страница 90: ...larmNotification 1 3 6 1 4 1 6247 94 2 1 1 cdd564aRxAlarmNotification 1 3 6 1 4 1 6247 94 2 1 2 cdd564aLNBAlarmNotification 1 3 6 1 4 1 6247 94 2 1 3 7 3 7 MIB II The demodulator agent uses RFC 1213 M...

Страница 91: ...ich remote clients can connect to a demodulator when Access List Enforcement is enabled For each entry specify an IP address and a subnet mask to define a unique class of clients that are allowed acce...

Страница 92: ...and the community string used in sending traps Either SNMPv1 or SNMPv2 traps can be sent 7 3 8 2 Configuration Group 7 3 8 2 1 Interface Group This group controls the parameters of the unit s Etherne...

Страница 93: ...8 2 3 3 ARP Config Subgroup This subgroup controls the ARP Table and entries 7 3 8 2 4 Demodulator Configuration Group IMPORTANT NOTE Every time you change the demodulator parameters using SNMP you m...

Страница 94: ...ellite interfaces and IP routing 7 3 8 5 1 IP Routing Statistics Subgroup This subgroup reports statistics collected by the IP router mechanism 7 3 8 5 2 Ethernet Statistics Subgroup This subgroup col...

Страница 95: ...een raised on a specific demodulator are reported also 7 3 8 6 3 LNB Monitor This section reports LNB unit status including LNB current LNB voltage and any alarms 7 4 Telnet Interface The CDD 56xA L h...

Страница 96: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 Ethernet based Remote Product Management MN CDD562AL564AL 7 10 BLANK PAGE...

Страница 97: ...DM 570 A IP o CDM 570L o CDM 570A L IP CDD 564A L Demodulator quantity 1 o Depending on the modems used you might need to provide equipment to convert 70 MHz IF to L Band for a duplex connection 10 10...

Страница 98: ...rs Command Line Interface CLI Telnet Web interface or SNMP interfaces are not recommended for the quick start configuration 1 Use the front panel to set all transmit and receive IF parameters for CDM...

Страница 99: ...lti Channel Demodulator Revision 0 Quick Start Guide MN CDD562AL564AL 8 3 b At the prompt type y to confirm the save 7 To return to the previous menu type X Figure 8 1 CLI Main Menu via Telnet or PuTT...

Страница 100: ...O to go to the Operations and Maintenance submenu 2 From the Operations and Maintenance submenu type D to go to the Database Operations submenu 3 From the Database Operations menu type D to start the...

Страница 101: ...stem Configuration All steps in this section refer to Figure 8 2 Figure 8 2 Router Mode Point to Point System Configuration 8 7 1 Steps for PC Configuration 1 Set the IP address on PC 1 to 172 16 10 1...

Страница 102: ...modulator Do these steps for CDD 564A L Satellite Demodulator 1 From the CLI Main Menu type A to go to the Administration submenu 2 From the Administration submenu type C to select Working Mode 3 Type...

Страница 103: ...s to 24 15 Select S for Interface to which route is destined to E Ethernet S Satellite Enter S 16 Type E to go to Per Route 17 Select No to disable each of these options HdrCompression and PayloadComp...

Страница 104: ...hould be able to Ping PC 1 from PC 2 and vice versa Ping CDM IP 2 from PC 1 and vice versa Pass any other data between PC 1 and PC 2 1 From PC 1 a Ping 172 16 10 1 CDM IP 1 b Ping 172 16 10 2 CDD 564A...

Страница 105: ...hernet activity LED should be lit 4 Make sure the PC is connected to the CDM IP using a hub switch or a RJ45 crossover cable 5 When the CDM IP CDD 564A L Ethernet port senses an Ethernet connection th...

Страница 106: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 Quick Start Guide MN CDD562AL564AL 8 10 BLANK PAGE...

Страница 107: ...be lost if the demodulator is reset or loses power unless the changes are first saved to permanent storage This applies to all of the IP parameters Enter S from any CLI Telnet Menu screen to save the...

Страница 108: ...9 2 The Telnet Interface User Access Levels are Admin User Full Access all Menus Read Write User No Access to Admin Menu Full Access all other Menus Read Only User No Access The factory defaults for...

Страница 109: ...or that you use 9 2 1 Common Interface Selections field These menu functions are common to all CLI screens Demod Select Z Save Parameters to permanent storage S Exit X Demod Select keystroke Z Selects...

Страница 110: ...demodulator routes packets that it receives on its Ethernet and Satellite interfaces See Section 9 2 2 3 Protocol Configuration keystroke P Allows configuration of various protocols used by the demodu...

Страница 111: ...The Administration screen is available when connected via the Terminal Emulator serial connection because there is no login Name Password Configuration keystroke P Set up of the user name and password...

Страница 112: ...efore the Telnet session is automatically terminated Range 1 through 60 minutes See Section 9 2 2 1 8 9 2 2 1 1 Name Password Configuration screen Go to the Name Password Configuration screen from the...

Страница 113: ...the Administration screen Use this screen to limit monitor and control access to the unit from a specified list of authorized clients If connecting to the IP modem or demodulator remotely the IP addr...

Страница 114: ...lnet HTTP FTP and SNMP to a well defined list of client machines Access List Enforcement values are Enabled or Disabled o If Enabled then only those machines specified in the Access Client List are al...

Страница 115: ...Feature Configuration from the Administration screen to display the current availability for each feature Any feature marked Unavailable is a FAST feature that must be activated with a FAST Option Pur...

Страница 116: ...o The IGMP Information screen configures the demodulator to report an interest to join a Multicast group on an IGMP server o The IGMP protocol regulates the Multicast traffic on a LAN segment to preve...

Страница 117: ...1 or 2 Allows entry of a FAST Option Purchase Access Code purchase a specific option upgrade to receive an applicable code from the Comtech EF Data Sales Representative Vipersat Feature Codes keystrok...

Страница 118: ...latest firmware version sets the number of system flows to 20 000 This is only available when the unit is in CDM 564A see Section 9 2 2 6 5 9 2 2 1 4 3xDES Decrypt Configuration Per Demod screen futur...

Страница 119: ...ction as Key1A the second as Key1B and the third as Key1C Data is first encrypted with Key1A then decrypted with Key1B and encrypted again with Key1C If you set all the three Keys the same like 48 1 s...

Страница 120: ...mmunity String that will be set in the Community field of all outgoing traps This field on the trap PDU may be checked by the network manager application to determine if the trap came from a trusted a...

Страница 121: ...ing is encountered o A community string is invalid when it does not match the Admin Read Write or Read Only community strings SNMP System Contact keystroke C User defined SNMP Contact information SNMP...

Страница 122: ...the Administration screen type C for the Working Mode parameter CAUTION Changing the Working Mode causes the unit to reboot At the prompt type Y to proceed and then select the desired Working Mode 1...

Страница 123: ...es The demodulator does not allow concurrent access to the menu via Telnet and the console port If you connect via Telnet the demodulator automatically disables the console port for the duration of th...

Страница 124: ...Traffic Port Speed Mode can vary among installations The default setting of Auto allows the Ethernet port to automatically negotiate its link speed on power up Selections are o 1 Auto o 2 10 MB sec Ha...

Страница 125: ...keystroke none read only Shows the Traffic Port status actual speed whether the link is up or down Dedicated Management Port keystroke D Switches between Disabled or Enabled When Dedicated Management...

Страница 126: ...that can carry user information on the Satellite Interface You can use it to delete an HDLC address as well The CDD 564A L has four Receive channels The CDD 562AL has two Receive channels HDLC Addr 1...

Страница 127: ...arded by an IP modem that did not have a valid IP host at the remote LAN would then be resent by the remote IP modem This traffic would continue to be forwarded until the TTL expired This routing loop...

Страница 128: ...thernet No means that the packets will be discarded o Multicast Routes always have a subnet length of 32 and the next hop is 0 0 0 0 because it is not applicable o The IP Module allows you to specify...

Страница 129: ...s is enabled or disabled on the Administration Feature Configuration screen 9 2 2 4 Protocol Configuration screen Go to the Protocol Configuration screen from the Main Menu IGMP keystroke I Opens the...

Страница 130: ...server periodically publish the Multicast IP Addresses that it can service to users on the LAN The IGMP query period sets the time interval in seconds between each of these queries for membership Mode...

Страница 131: ...up to 256 ARP definitions Define up to 256 static ARP definitions on the demodulator A static ARP definition is o Unicast IP Address This IP Address is used as a lookup into the ARP table when the de...

Страница 132: ...ARP Table keystroke F Deletes all of the dynamic entries in the ARP table This is equivalent to executing the standard UNIX command arp d on each address reported in an arp a command The command only...

Страница 133: ...ter Next Hop MAC keystroke N Enter a Next Hop MAC address in 01 02 03 04 05 06 format VLAN Brouter Remote Mode Enable keystroke R Switches between Disabled or Enabled If Enabled IP traffic received fr...

Страница 134: ...5 Vipersat Configuration screen NOTE This screen is operational only when the demodulator is used in a Vipersat Management System VMS Go to the Vipersat Configuration screen from the Main Menu See Com...

Страница 135: ...pe keystroke none read only Shows the unit model Configuration keystroke C Opens the Configuration screen See Section 9 2 2 6 1 1 Monitor keystroke M Opens the Monitor screen See Section 9 2 2 6 2 Inf...

Страница 136: ...Demodulator screen Rx Configuration Per Demod keystroke R Opens the Rx Configuration Per Demod screen See Section 9 2 2 6 1 1 Alarm Masks Configuration Per Demod keystroke A Opens the Alarm Masks Con...

Страница 137: ...e Demod Select Z to change the demodulator before you set the other parameters Frequency keystroke Q L Band Valid range for Rx Frequency is from 950 to 1950 MHz Data Rate keystroke D Valid range for R...

Страница 138: ...C ULL QPSK 0 734 5 7 8 11 VersaFEC CCM QPSK 0 706 6 0 95 12 VersaFEC CCM QPSK 0 803 17 VersaFEC CCM 16 QAM 0 644 7 1 1 18 VersaFEC CCM 16 QAM 0 731 19 VersaFEC CCM 16 QAM 0 780 20 VersaFEC CCM 16 QAM...

Страница 139: ...Clock Inversion keystroke A Select one o 1 Normal o 2 Inverted Filter Rolloff keystroke E Select one o 1 0 35 o 2 0 12 9 2 2 6 1 2 Alarm Masks Configuration Per Demod screen Go to the Alarm Masks Con...

Страница 140: ...elect one o 1 Off o 2 13 Volts o 3 18 Volts LNB 10MHz Reference Enable keystroke R Switches between On or Off LNB Current Alarm Lower Limit mA keystroke C Valid range is from 10 to 400 mA LNB Current...

Страница 141: ...creen from the Satellite Demodulator screen Rx Parameters keystroke R Opens the Receive Parameters Per Demod screen See Section 9 2 2 6 2 1 Stored Events Per Demod keystroke E Opens the Stored Events...

Страница 142: ...screen Go to the Rx Parameters screen from the Monitor screen This is a read only screen It shows a summary of the status or operating statistics for each demodulator Rx Alarm Rx Eb No dB Rx Signal L...

Страница 143: ...keystroke none read only Shows the number of events not yet seen Shows five events at a time Once seen the total changes accordingly Jump to First Stored Event keystroke J Resets the internal Event I...

Страница 144: ...een the total changes accordingly Jump to First Link Statistics keystroke J Resets the internal Statistics Index to 1 so you can go back to see the statistics again View Next 5 Link Statistics keystro...

Страница 145: ...a read only screen It shows the operating parameters for the serial remote control port that is configured to use with the interface to the Factory Test Serial Port 9 2 2 6 4 Features screen Go to the...

Страница 146: ...YY format o DD day o MM month o YY year Internal Reference Adjust keystroke F Adjust the Internal Reference Clock Frequency range is 999 to 999 Circuit ID Per Demod keystroke I Enter the Circuit Ident...

Страница 147: ...e firmware will be loaded upon boot up This includes Application FPGA and FFPGA o 0 Latest Boots the newest firmware package based upon date o 1 Image1 Boots the firmware package loaded into the first...

Страница 148: ...e Statistics Menu See Section 9 2 2 7 2 Event Log keystroke E Opens the Event Log screen See Section 9 2 2 7 3 Database Operations keystroke D Opens the administrative Database Operations screen See S...

Страница 149: ...screen The Unit Information screen is available from the Operations and Maintenance screen The screen shows read only information System time is o Shows the system time in DAY MONTH DATE hh mm ss YEAR...

Страница 150: ...e FW files for the unit Two slots are available The FPGA files are subsets of the Bulk FW EVENTLOG Shows the date time that the EVENTLOG file was last updated PARAM Shows the date time that the PARAM1...

Страница 151: ...See Section 9 2 2 7 2 1 Ethernet Statistics keystroke E Shows Statistics for the Ethernet Port and allows counters to be reset See Section 9 2 2 7 2 2 WAN Statistics Per Demod keystroke W Shows Statis...

Страница 152: ...d Frames To Ethernet Unicasts keystroke none read only Shows Unicast packets to LAN To Ethernet Multicasts keystroke none read only Shows Multicast packets to LAN To Ethernet Broadcasts keystroke none...

Страница 153: ...562AL564AL 9 47 Received IP Options Packets keystroke none read only Shows number of IP Options packets received Reset All Counters keystroke C Resets all WAN Ethernet and IP Routing statistics to zer...

Страница 154: ...creen Go to the Filter Drop Statistics screen from the Statistics Menu IP Statistics screen This read only screen shows the total number of packets filtered or dropped in the IP Module Filtered Boot P...

Страница 155: ...database Filtered Vipersat MCP Internal Error occurred while processing Vipersat Multi command messages Filtered Vipersat UCP Internal Error occurred while processing Vipersat Uni command messages Fi...

Страница 156: ...port that were filtered because unit is Offline Filtered ICMP Filter This is the same as Filtered Ping except this will update in easyConnect mode Filtered Port Err Non IP or ARP packets are targeted...

Страница 157: ...nd the IP Module will reply to the sender with a ICMP Destination net unreachable message Dropped No ARP Entry Total Dropped Packets due to no ARP entry in IP Module ARP Table For example if a IP Modu...

Страница 158: ...elnet and CLI Operation MN CDD562AL564AL 9 52 9 2 2 7 2 2 Ethernet Statistics screen Go to the Ethernet Statistics screen from the Statistics Menu These read only screens show the total number of IP p...

Страница 159: ...ived Rx Pause Frames Number Ethernet Pause frames received Bytes Received Total number of bytes received Total Receive Errors Total number of packets received with errors Rx Current Data Rate Current...

Страница 160: ...Tx Maximum Pkt Rate Maximum rate of transmitted packets per second Rx FCS Error Shows number of aligned frames discarded due to an FCS error Rx Alignment Error Shows number of frames that are both mis...

Страница 161: ...N Statistics screen from the Statistics Menu This read only screen shows the total number of IP packets received from and sent to the Ethernet Interface These statistics are given for each Demodulator...

Страница 162: ...r Invalid Flow Id Number of packets which the flow identifier has been corrupted does not fall into the range of acceptable values WAN Rx Err SAR Reassemble Number of packets unable to correctly reass...

Страница 163: ...lator Revision 0 Telnet and CLI Operation MN CDD562AL564AL 9 57 9 2 2 7 2 4 CPU Statistics screen Go to the CPU Statistics screen from the Statistics Menu CPU Usage Percentage keystroke none read only...

Страница 164: ...ke none read only Shows the VLAN Statistics in groups of eight 8 From Management VLAN keystroke none read only VLAN ID to be used for acessing modem M C To Management VLAN keystroke none read only VLA...

Страница 165: ...Maintenance screen Use this screen to capture all IP Module events to a log Logging Feature keystroke F Switches between Enabled or Disabled Logging Level keystroke E Select the logging level o 1 Erro...

Страница 166: ...ror Warning or Information o Date Time Note During Bootup multiple Boot Events will be created but a Date Time will only be seen when the Bootup has completed o Category Boot Database FTP logins upgra...

Страница 167: ...tion Unknown Unknown C Comtech startup usrAppInit c 534 Boot Configuring router using PARAM file 48 Information Unknown Unknown C Comtech startup usrAppInit c 364 Boot Detected Framer Module II 47 Inf...

Страница 168: ...tor The demodulator uses these files to initialize when power is set on Restore Factory Default keystroke R Restores the demodulator settings to safe values as set by the factory Load Parameters from...

Страница 169: ...e keystroke R Switches between Yes or No Yes causes the IP Module to dump a hexadecimal representation of each packet that it receives from the Satellite Interface No stops a packet dump in progress D...

Страница 170: ...the demodulator only No stops a packet dump in progress Dump Packets received from EndStation keystroke H Do this to see what type of packets this unit generates internally Switches between Yes or No...

Страница 171: ...works best with Microsoft s Internet Explorer Version 6 0 or higher 10 1 1 Open the HTTP Web Interface Type the CDD 56xAL IP Address into the Address area of the user supplied web browser The Login w...

Страница 172: ...iple sections The title for a page section tells you something about its content 10 1 4 Action Buttons A page or page section can have one or multiple action buttons The label on an action button desc...

Страница 173: ...available for a specific setting Move the cursor to the drop down tab and then click the tab The drop down opens and shows a list of the available settings Move the cursor to the correct setting and...

Страница 174: ...Home Access Demod Demod Status Contact SNMP LAN System Logs Working Mode ARP Events Log Features Routing Statistics Log Firmware Routes Unit Info FAST IGMP Traffic Statistics Save WAN Ethernet Reboot...

Страница 175: ...ave four demodulator channels available Some web pages require you to select a demodulator channel number before using the functions of that page Any changes you make are applicable to the selected de...

Страница 176: ...2AL 564A L Multi Channel Demodulator Revision 0 HTTP Web Server Interface MN CDD562AL564AL 10 6 10 3 2 Home Contact Use this page to see contact information for Comtech EF Data Figure 10 2 Home Contac...

Страница 177: ...resses These are required for communication with the HTTP Web Interface 10 4 1 Admin Access Use this page to set up and maintain the parameters required for communication with the HTTP Web Interface F...

Страница 178: ...ined as IP 1 Mask 10 10 10 1 32 IP 2 Mask 192 168 10 0 24 An IP address of 0 0 0 0 means the Access List is not defined or is not applicable Access List Use the Access List to give access rights via H...

Страница 179: ...Figure 10 4 Admin SNMP page CAUTION If you do not save these parameter changes to permanent storage they will be lost when the unit is reset or loses power To save these changes to permanent storage...

Страница 180: ...ses Trap Version Use the drop down list to select SNMPv1 or SNMPv2 When finished click Submit SNMP to save and activate these changes 10 4 3 Admin Working Mode Use this page to set the Working Mode fo...

Страница 181: ...Select for use in a Point to Point SCPC link where there are different IP subnets on either side of the link Router Vipersat Mode See Comtech EF Data publication MN 22137 Vipersat CDD 56xAL Series Sat...

Страница 182: ...Range is 0 through 15 A value of 0 disables Web Auto Logout Time When finished click Submit to save and activate these changes Features Optional For each of these optional features select Enable or D...

Страница 183: ...ompression Select Enable or Disable When finished click Submit to save and activate these changes CAUTION If you do not save these parameter changes to permanent storage they will be lost when the uni...

Страница 184: ...Admin Firmware This page shows the firmware data for the installed images Use it to change the Boot From firmware image and to upgrade to a different firmware image Boot From Select the Boot From fir...

Страница 185: ...ns See also Appendix C FAST Activation Procedure FAS T Code Register 1 Enter the purchased FAST code applicable for Register 1 then click Submit to save the code to the register Register 2 Enter the p...

Страница 186: ...ion to Flash memory Figure 10 7 Admin Save page Click Save PaP Parameters to save the configuration changes to Flash memory These updates are permanent until you start and save a new batch of settings...

Страница 187: ...AL 564A L Multi Channel Demodulator Revision 0 HTTP Web Server Interface MN CDD562AL564AL 10 17 10 4 8 Admin Reboot Use this page to cause the demodulator to reboot immediately Figure 10 8 Admin Reboo...

Страница 188: ...d Use this page to see and set up demodulator Rx operating parameters for each demodulator See also Chapter 9 Telnet and CLI Operation Figure 10 9 Configuration Demod page R eceive Frequency Enter the...

Страница 189: ...M 8QAM FEC Code Rate Select the Forward Error Correction code rate 5 16 VersaFEC CCM BPSK 0 488 VersaFEC CCM 8 QAM 0 576 VersaFEC ULL BPSK 0 493 21 44 VersaFEC CCM 8 QAM 0 642 VersaFEC ULL QPSK 0 493...

Страница 190: ...Invert setting Normal Inverted Rx Filter Rolloff Factor Select the Rx Filter Rolloff Factor value 0 05 0 10 0 15 0 20 0 25 0 35 When finished click Submit to save and activate these changes Alarm Mas...

Страница 191: ...l be lost when the unit is reset or loses power To save these changes to permanent storage go to the Admin Save page and click Save PaP Parameters Network Configuration IP Address Mask Enter the IP Ad...

Страница 192: ...elect a value Auto 10 Mbps Half Duplex 100 Mbps Half Duplex 10 Mbps Full Duplex 100 Mbps Full Duplex Actual Negotiated Port Speed Read only When finished click Submit Port Config to save and activate...

Страница 193: ...in the range of 0000 to 4095 into the applicable VLAN ID text boxes When finished click Submit to save and activate these changes 10 5 3 Configuration ARP Use this page to see or edit the unit s ARP...

Страница 194: ...C address for the selected ARP Table entry Type Read only The entry Type for the selected Index number Dynamic or Static Click Submit Changes to save and activate these changes Add S tatic AR P IP Ent...

Страница 195: ...et or loses power To save these changes to permanent storage go to the Admin Save page and click Save PaP Parameters R oute Table E dit Use this page section to change existing entries in the Route Ta...

Страница 196: ...finished click Submit Changes to save and activate these changes Add New R oute Use this page section to add a new route to the Route Table Name Enter a name for the Route Table Entry The name must be...

Страница 197: ...e Table Enter Route Index to Delete Enter the Index number for the Route to be deleted then click Delete Entry to delete the entry from the Route Table 10 5 5 Configuration Routing IGMP Use this page...

Страница 198: ...t set this value to one second less than the set IGMP Query Period Missed Responses before leaving IGMP Group Enter the allowable number of missed responses Range is 1 through 30 When finished click S...

Страница 199: ...d click Save PaP Parameters Decryption Read only shows whether Decryption is available or unavailable R eceive K eys Receive keys are used to decrypt traffic received from the Satellite Interface A ma...

Страница 200: ...ress Mode Read only shows the active HDLC Address Mode Small Network Mode The Small Network Mode supports up to 255 remotes as allowed using HDLC addressing Select the unit to be on independent IP sub...

Страница 201: ...erver Interface MN CDD562AL564AL 10 31 Ranges are Large Network Mode 1 through 32766 Small Network Mode 1 through 254 When finished click Submit to save these changes Delete HDLC Addres s Delete HDLC...

Страница 202: ...e utility functions Figure 10 10 Configuration Utilities page Utilities Set Time hh mm ss Enter a time in HH MM SS format HH hour 00 to 23 MM minutes 00 to 59 SS seconds 00 to 59 Click Submit to save...

Страница 203: ...hrough 999 Click Submit to save this change Utilities s ettings per demodulator Circuit ID For the selected demodulator enter a Circuit ID string 24 characters maximum Click Submit to save this change...

Страница 204: ...installed use this page to configure its operating parameters and to see the LNB status for L Band operation Figure 10 11 Configuration LNB page LNB Control Select a demodulator then set these paramat...

Страница 205: ...only status data for the selected demodulator Figure 10 12 Status Demod Status page Demod S tatus Rx Eb No Rx Signal Level Rx Freq Offset Rx BER LNB Current available only for L Band Demodulators LNB...

Страница 206: ...em Logs Events Log Use this page to see the log of system Events for a selected demodulator You can clear the Events Log from this page as well Figure 10 13 Status System Logs Events Log page Click Re...

Страница 207: ...the log of System Statistics for a selected demodulator You can clear the Statistics Log from this page as well Click Refresh to show the most recent data Click Clear Statistics Log to delete the stat...

Страница 208: ...64AL 10 38 10 6 5 Status Traffic Statistics Ethernet Use this page to see read only statistics performance and error data for Receive and Transmit Ethernet traffic You can clear or refresh the statist...

Страница 209: ...CDD562AL564AL 10 39 10 6 6 Status Traffic Statistics Router Use this page to see read only router counters and dropped and filtered packets data for Router traffic Clear or refresh the statistics as w...

Страница 210: ...62AL564AL 10 40 10 6 7 Status Traffic Statistics WAN For a selected demodulator use this page to see read only counters and errors data for Receive WAN traffic You can clear or refresh the statistics...

Страница 211: ...tus Traffic Statistics Clear Counter Use this page to delete all the statistics data for all of the Traffic Statistics including Ethernet Router and WAN statistics Click Clear to delete all of the Tra...

Страница 212: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 HTTP Web Server Interface MN CDD562AL564AL 10 42 BLANK PAGE...

Страница 213: ...onvolutional Codes TCC and Turbo Product Codes TPC a block coding technique Comtech EF Data has chosen to implement an FEC codec based on TPC A Turbo Product Code is a 2 or 3 dimensional array of bloc...

Страница 214: ...e For many years there were few advances in the quest to approach the Shannon Limit The Viterbi algorithm heralded a major step forward followed in the early 1990s by the concatenation of a Viterbi de...

Страница 215: ...re suitable not only for Constant Coding and Modulation CCM applications but are also the basis for Comtech Comtech EF Data and Comtech AHA Enterprise Products Group s patent pending Adaptive Coding a...

Страница 216: ...b No performance However at 64 kbps the latency has been reduced from 350 milliseconds to 89 milliseconds a factor of 4 reduction The performance of the VersaFEC codes compared with the Shannon bound...

Страница 217: ...in milliseconds Min Data Rate CCM Mode kbps Max Data Rate CCM Mode Mbps 8 QAM 0 576 1 73 4 5 dB 87 16 0 5 179 16 QAM 0 644 2 58 6 5 dB 121 16 0 7 726 A 3 1 2 Ultra Low Latency ULL Codes Four addition...

Страница 218: ...bility to resolve these ambiguous states there would be a 1 in 2 chance that the data at the output of the demodulator would be wrong in the case of BPSK For QPSK the probability would be 3 in 4 The p...

Страница 219: ...ecoder synchronization state can be used to verify the correct lock point has been achieved and to reject the false locks However if uncoded operation is used there is no way to recognize a data false...

Страница 220: ...DD562AL564AL A 8 Figure A 2 Turbo Product Code Rate 5 16 BPSK 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech Turbo Product Codec Rate 5 1...

Страница 221: ...duct Codec Rate 21 44 BPSK QPSK 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech Turbo Product Codec Rate 21 44 BPSK QPSK 1 2 3 4 5 6 7 8 9...

Страница 222: ...K 8 QAM and 16 QAM 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech Turbo Product Codec Rate 3 4 QPSK 8 PSK 8 QAM and 16 QAM 1 2 3 4 5 6 7...

Страница 223: ...K 8 QAM and 16 QAM 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech Turbo Product Codec Rate 7 8 QPSK 8 PSK 8 QAM and 16 QAM 1 2 3 4 5 6 7...

Страница 224: ...t Codec Rate 0 95 QPSK and 8 PSK Q QAM 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech Turbo Product Codec Rate 0 95 QPSK and 8 PSK 8 QAM...

Страница 225: ...ure A 7 VersaFEC Codec Rate 0 488 BPSK 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech VersaFEC Codec Rate 0 488 BPSK 1 2 3 4 5 6 7 8 9 10...

Страница 226: ...nd 0 803 QPSK 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech VersaFEC Codec Rate 0 533 0 631 0 706 and 0 803 QPSK 1 2 3 4 5 6 7 8 9 10 11...

Страница 227: ...and 0 780 8 QAM 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech VersaFEC Codec Rate 0 642 0 711 0 780 8 QAM 1 2 3 4 5 6 7 8 9 10 11 12 BER...

Страница 228: ...QAM 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Rate 0 780 16 QAM Uncoded BPSK QPSK Typical Performance shown guaranteed performance curves are 0 3dB to the rig...

Страница 229: ...QAM and Rate 0 644 16 QAM 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech VersaFEC Codec Extended CCM 0 576 8 QAM and 0 644 16 QAM 1 2 3...

Страница 230: ...and 0 734 QPSK 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Comtech Ultra Low Latency ULL Codec Rate 0 493 BPSK QPSK 0 654 and 0 734 QPSK 1 2...

Страница 231: ...r Correction MN CDD562AL564AL A 19 Figure A 24 Differential Encoding No FEC No Scrambling 1E 9 1E 8 1E 7 1E 6 1E 5 1E 4 1E 3 1E 2 1E 1 1 2 3 4 5 6 7 8 9 10 11 12 Eb No in dB Uncoded BPSK QPSK Differen...

Страница 232: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 Forward Error Correction MN CDD562AL564AL A 20 Blank Page...

Страница 233: ...To make this measurement Use a vertical scale of 1 or 2 dB division Set the Resolution Bandwidth of the Spectrum Analyzer to 20 of the symbol rate Use video filtering and or video averaging to reduce...

Страница 234: ...sed this would correspond to an Eb N0 of approximately 2 6 dB The exact relationship used to derive the table values is as follows Eb N0 10 log10 10 Co No No 10 1 10 log10 FEC Code Rate 10 log10 bits...

Страница 235: ...8 15 7 7 6 10 6 8 8 8 2 7 8 7 6 7 1 6 4 6 1 5 8 5 2 11 5 11 2 14 2 14 4 16 2 8 2 11 2 9 4 8 8 8 4 8 2 7 7 7 0 6 7 6 4 5 8 12 0 11 7 14 7 14 9 16 7 8 7 11 7 9 9 9 3 8 9 8 7 8 2 7 5 7 2 6 9 6 3 12 5 12...

Страница 236: ...CDD 562AL 564A L Multi Channel Demodulator Revision 0 Eb N0 Measurement MN CDD562AL564AL B 4 BLANK PAGE...

Страница 237: ...aused by converging two networks into a single port When you use the Dedicated Management Port the CDD 564A L uses the demodulator s onboard 10 100 Ethernet M C port for M C access and uses the IP Pac...

Страница 238: ...Dedicated Management Port operation is disabled Enable or disable its operation through the CDD 564A L CLI interface only Parameter changes made for the demodulator or IP settings are not saved until...

Страница 239: ...CDD 562AL 56xA L Multi Channel Demodulator Revision 0 Dedicated Management Port MN CDD562AL56xAL C 3 Figure C 3 CDD 564A L Dedicated Management Port Configuration 1 2 3 3a...

Страница 240: ...for Vipersat Router mode when running in a Vipersat Network 3 Type S to save the change 4 Repeat the steps in Section D 3 1 to enable Dedicated Management Port operation C 4 2 IP Address requirements...

Страница 241: ...onfiguration menu 2 Type E to go to the Ethernet Configuration menu 3 On the Ethernet Configuration menu type I or L to set the Management or Traffic IP Addresses respectively 4 On the Ethernet Config...

Страница 242: ...ee Figure C 6 Note because the CDD 564A L is a demodulator there is no issue of sending it over the WAN interface C 4 3 1 Steps to set Route Tables to allow local M C access 1 From the CLI Main Menu t...

Страница 243: ......

Страница 244: ...2114 WEST 7TH STREET TEMPE ARIZONA 85281 USA 480 333 2200 PHONE 480 333 2161 FAX...

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