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Nera SatLink Terminal User Guide – Revision P

UDP

User Datagram Protocol

VBDC

Volume-Based Dynamic Capacity

XPD

Cross-Polar Discrimination

15. References

[1]

Channel Master Instruction and Assembly manual. Type 960 .96m Rx-Tx Antenna System with
Factory Assembled AZ/EL Cap,

Nera document No. 101497.

[2]

Channel Master Instruction and Assembly manual. Type 123 1.2m Rx-Tx Antenna System with
Factory Assembled AZ/EL Cap

, Nera document No. 101705.

[3]

Channel Master Instruction and Assembly manual, Type 184 1.8m Offset Tx/Rx Antenna System,

Nera document No. 104218.

[4]

Assembly User’s Manual and Operating Instructions for Visiosat Tx/Rx 75cm Offset Antenna,

Nera document No. 104215.

[5]

User’s Assembly Manual and Operating Instructions for Visiosat 90 Dual Reflector Transmit /
Receive Antenna,

Nera document No. 103174.

[6]

Nera SatLink Terminal. Management via SNMP,

Nera document No. 103951

[7]

Digital Video Broadcasting, The International Standard for Digital Television,

by Ulrich Reimers

et.al., Berlin, Springer Verlag, 2001, 295 pages hardcover, ISBN 3-540-60946-6.

[8]

Digital Video Broadcasting,

by Ulrich Reimers, Berlin, Springer Verlag, 2002, 350 pages

hardcover, ISBN 3-540-3545-X.

[9]

Digital Video Broadcasting website at

www.dvb.org

[10]

European Telecommunications Standards Institute website at

www.etsi.org

[11]

Digital Video Broadcasting (DVB); Interaction channel for satellite distribution systems,

ETSI EN 301 790, V1.3.1

Содержание SatLink 1000

Страница 1: ...Nera Broadband Satellite AS...

Страница 2: ......

Страница 3: ...Nera SatLink Terminal User Guide Revision P 1 Nera SatLink Terminal User Guide...

Страница 4: ...o change without notice Nera Broadband Satellite AS makes no warranty of any kind with regard to this material including but not limited to the implied warranties or merchantability and fitness for pa...

Страница 5: ...Tx power calibration and fine adjustment of antenna pointing and polarisation 30 6 4 Test of DVB RCS connection 34 6 5 Prepare the Nera SatLink Terminal for normal operation 35 6 6 Backing up the cur...

Страница 6: ...DIX E MANAGEMENT VIA SNMP 78 APPENDIX F CHANGING PRE CONFIGURED PARAMETERS 79 APPENDIX G ODU INSTALLATION 80 APPENDIX H IDU OUTPUT POWER CALIBRATION WHEN USING OTHER BUCS THAN SATLINK 3000 AND 403X 10...

Страница 7: ...the accompanying outdoor unit ODU equipment The parameters of equipment transmitting to satellites are regulated by national and international authorities in several countries in the world and by the...

Страница 8: ...rdware HW versions and releases SatLink IDU Software Nera SatLink Boot loader P N 101225 SW build 1 8 0 2 and later Nera SatLink Boot loader P N 106267 version 9 0 0 and later Nera SatLink DVB RCS Ter...

Страница 9: ...Tx Linear Cross Polar Feed P N 104905 Channel Master Type 243 2 4m Linear Cross Polar Feed P N 104908 Channel Master Type 183 1 8m Left Hand Circular Polarisation P N 104960 Channel Master Type 183 1...

Страница 10: ...ng storms Follow these guidelines when working with electrical equipment Disconnect all power and external cables before installing or removing a SatLink Terminal Do not work alone when potentially ha...

Страница 11: ...lashes when IP packets are transmitted to the Satellite Interface the Gateway Ethernet Link Act Blue lights steadily when Ethernet connectivity is OK Flashes slowly when Ethernet packets are transferr...

Страница 12: ...lashes when IP packets are transmitted to the Satellite Interface the Gateway Ethernet Link Act Blue lights steadily when Ethernet connectivity is OK Flashes slowly when Ethernet packets are transferr...

Страница 13: ...when Ethernet packets from the local network are being received Transmit Blue lit when Ethernet packets are sent to the local network Table 5 SatLink 1900 and 1901 front panel LEDs Figure 9 SatLink 19...

Страница 14: ...witch on the back panel is difficult to reach when the unit is fitted in the rack ensure that the mains outlet into which it is plugged can be reached so it may be unplugged if need be Ensure that the...

Страница 15: ...era SatLink Terminal may be connected to a single PC or to a network via the RJ 45 Ethernet jack on the back panel Plug one end of the Ethernet cable into the RJ 45 jack on the back panel Plug the oth...

Страница 16: ...panel and then open Network Connections Right click on the relevant Local Area Connection and select Properties A new window showing the Network Connection Properties will pop up In the General submen...

Страница 17: ...rify that the Window clients are configured to obtain an IP address and DNS server address automatically Figure 12 shows the correct Windows XP configuration when the DHCP server is enabled in the Ter...

Страница 18: ...the system operator or service provider Please configure the IP address Subnet mask Default gateway Preferred DNS server and optionally the Alternate DNS server as shown in Figure 14 Note Ensure that...

Страница 19: ...access to the boot loader is required press return within 10 seconds to display the login prompt for entering the boot load After the timer has expired the DVB RCS application will be loaded The mess...

Страница 20: ...assword of the current user or users with lower privilege levels can be changed with the CLI command user passwd To list all defined users with lower privilege level than the user currently logged in...

Страница 21: ...te 5 4 Logging of events The Nera SatLink Terminal logs certain events to a log stored in RAM See Appendix J 4 for a list of the different events and what action that need to be taken for the differen...

Страница 22: ...x 2 dvb tx cw on off pow freq x 2 dvb tx cwfreq freq x 2 dvb tx eirp eirp x 2 dvb tx logoff x 2 dvb tx logon x 2 dvb tx outpow pow x 2 dvb tx show capacity x 5 dvb rx autostart on off x 2 dvb rx star...

Страница 23: ...del ifnum 2 X 2 ip gre show 2 X 5 ip pep disable X 2 ip pep enable mode X 2 ip pep server ipaddr X 2 ip pep show X 5 log file enable disable severity filesize X 5 log show X 5 odu lnb type X 2 odu tx...

Страница 24: ...Echo does not seem to work Hyperterminal can also be used see Appendix B 2 If the Nera SatLink Terminal does not seem to be reachable from the LAN after power on this may be due to slow update of the...

Страница 25: ...outing parameters can be updated automatically from the Gateway upon first time log on In that case the IP address configuration described in section 6 2 1 below can be skipped Please check with your...

Страница 26: ...te is defined to the LAN in this example that the destination mask 10 10 20 0 with route mask 255 255 255 248 is defined for the LAN interface Verify that the default route Destination mask 0 0 0 0 wi...

Страница 27: ...txtype Choosing the ODU transmitter to be Nera SatLink 403x will automatically lock the ODU receiver type to Nera SatLink 403x Please make sure that the correct ODU transmitter BUC type is selected a...

Страница 28: ...ster Type 244 240cm 62 24356 01 6 Visiosat Tx Rx 75cm Offset Antenna 75cm PN 104213 4 Visiosat Tx Rx 90cm Antenna 90cm PN 105645 Table 8 Overview of supported Antenna types The Nera SatLink Terminal i...

Страница 29: ...ove to configure the correct LNB Note When ODU BUC is chosen to be the Nera SatLink 403x transceiver the LNB will automatically be set to Nera SatLink 403x The Nera SatLink IDU will detect the Nera Sa...

Страница 30: ...Nera SatLink Terminal in WGS84 coordinates using a standard GPS 2 Note that the Nera SatLink Terminal position is entered in degrees minutes and 1 100 minutes Many GPS es display the position in degr...

Страница 31: ...erminals To set the symbol rate and receive frequency for the forward link to receive use the following CLI commands Set symbol rate dvb rx symbrate Rx SymbolRate symbol rate in symbols per sec Set fr...

Страница 32: ...the power level Prior to performing the Tx power calibration the SatLink Terminal must correctly acquire the Forward Link as described in section 6 3 1 below 6 3 Forward Link acquisition Tx power cal...

Страница 33: ...he steps performed by the SatLink terminal when acquiring the forward link Tx power level calibration and return link acquisition shall only be performed if the forward link has been acquired and is o...

Страница 34: ...lt Appendix F 2 7 Contact the satellite operator control centre to clarify the line up procedures for transmission power calibration and fine adjustment and verification of polarisation of the Nera Sa...

Страница 35: ...it can be used for the antenna fine adjustment as well Otherwise start CW transmission on the default CW frequency by issuing the CLI command dvb tx cw on Ask the control centre if they are measuring...

Страница 36: ...atLink Terminal Example device show System Information Name Terminal 1025 Location Oslo Contact support nera no System time Thu Nov 20 12 03 15 2004 HW Model SatLink 1000 HW ID 103346 Main board ID 10...

Страница 37: ...ftware failure etc without needing user intervention Verify that auto start is on for the receiver by typing the CLI command dvb rx show 2 Configure the Nera SatLink Terminal to automatically start th...

Страница 38: ...Lease time Set the lease time for an IP address allocated to a host on the LAN No of IP addresses excluded Specifies the number of IP addresses to be excluded from the available range of addresses de...

Страница 39: ...the LAN hosts for 15 minutes until the system time is set Lease expires In less than 15 minutes message will be displayed in the DHCP client table 7 2 Changing the SatLink Terminal LAN Interface IP ad...

Страница 40: ...t are supported on the return link are 1 VoIP other real time continuous rate traffic 2 Best effort typically used for Web browsing FTP and similar Associated with each QoS group is a QoS policy Param...

Страница 41: ...35 0 65535 The index parameter is used to uniquely identify an entry in the QoS classification table and decides the order in which the QoS classification table is searched When an IP packet is to be...

Страница 42: ...ort number range dport Delete TCP UDP destination port number range To view the current QoS configuration use the CLI command ip qos show Examples To add an entry in the QoS classification table match...

Страница 43: ...ry performance Default factory configuration of the Nera SatLink Terminal is to provide Best Effort QoS class using Rate based BoD mode That is the terminal is pre configured to request capacity from...

Страница 44: ...be assigned on top of the allocated CRA capacity The maxRBDC is set from the DVB RCS Gateway and is a network service provider decision The Nera SatLink Terminal is pre configured with a default valu...

Страница 45: ...se traffic initiated logon and automatically log off the network after not having any traffic to send for 5 minutes Verify the configuration of the transmitter mode and the timeout for traffic initiat...

Страница 46: ...how up in the multicast route table LAN internal multicast traffic is e g generated by Windows Network neighbourhood etc Such traffic will have the IfIndex set to 1 To delete multicast routes use the...

Страница 47: ...o automatically receive software upgrades the Nera SatLink Terminal must be configured with the PID the multicast IP address and the UDP port allocated by the system operator for multicast software up...

Страница 48: ...ry update the default settings for the manual software update by using the CLI command sw upgrade default upgraded SW filename tftp ip address 3 Verify the settings with the CLI command sw show 4 Exec...

Страница 49: ...storing the backup SW 1 Restore the previous SW with the command sw restore then restart the terminal Example sw restore Restoring backup SW 9 1 3 55 Current SW 9 1 3 56 will be deleted Do you want to...

Страница 50: ...c SW upgrade settings Activated No PID 511 IP address 224 0 1 59 Port No 2001 Licenses for SW options NAT PEP GRE The licenses for optional SW functionality are installed using the CLI command sw lice...

Страница 51: ...how 10 Example ip nat show NAT Network Address Port Translation NAPT Enabled NAT Status 13 1 1 Configuration of Dynamic NAPT Dynamic NAPT applies for all LAN initiated connections that are to be route...

Страница 52: ...eassemble the packet To view the currently configured dynamic NAPT entries type the CLI command ip nat show Example ip nat global add 10 10 1 10 ip nat show NAT Configuration Network Address Port Tran...

Страница 53: ...nat show NAT Configuration Network Address Port Translation NAPT Enabled Global Address Table If IP Address dvb0 10 10 1 10 Static NAPT Map If Global Address Port Local Address Port dvb0 10 10 2 2 50...

Страница 54: ...The Static NAT MAP Table is configured using the following CLI command ip nat static add globaddr locaddr Entries in the Static NAT MAP Table are deleted using ip nat static del globaddr locaddr To v...

Страница 55: ...nterface has been created and that 2 new entries have been added to the IP routing table The first entry in order to route traffic with destination address equal to the tunnel remote address to the DV...

Страница 56: ...h is enabled by entering a license key Use of the terminal s embedded PEP client is subject to the Network Operator ISP supporting the PEP functionality using a PEP server on the gateway side It is po...

Страница 57: ...inal PEP client is configured to interact with Maximum Connections Shows that maximum number of TCP connections that the terminal PEP client can handle simultaneously The value is 250 connections Curr...

Страница 58: ...P Internet Protocol ICMP Internet Control Message Protocol GPS Global Positioning System LAN Local Area Network LNB Low Noise Block MAC Medium Access Control MIB Management Information Base NAT Networ...

Страница 59: ...ructions for Visiosat Tx Rx 75cm Offset Antenna Nera document No 104215 5 User s Assembly Manual and Operating Instructions for Visiosat 90 Dual Reflector Transmit Receive Antenna Nera document No 103...

Страница 60: ...the satellite interface as well as more detailed status for both the satellite receiver and transmitter The page is automatically updated every minute Satellite interface status Gives an overview of t...

Страница 61: ...acity all being configured from the Gateway CRA Continuous Rate Assignment is fixed capacity allocated to the terminal The parameters Max RBDC Rate Based Dynamic Capacity and Max VBDC Volume Based Dyn...

Страница 62: ...satellite forward link receiver Data on the forward link comes on different PIDs Packet Identifier for each PID there is one row in the table The following information is displayed per PID Type Data...

Страница 63: ...Nera SatLink Terminal User Guide Revision P 61 Figure 17 Statistics page...

Страница 64: ...DVB MAC address MAC address of the DVB satellite interface of the terminal These two MAC addresses are normally equal Up time Time elapsed since last terminal boot System time Shows the system time re...

Страница 65: ...ddresses Excluded IP address range It is a subrange of the server IP address range containing IP addresses that should not be allocated by the DHCP server This range is an interval it is defined with...

Страница 66: ...Nera SatLink Terminal User Guide Revision P 64 Figure 19 Information concerning the current DHCP configuration...

Страница 67: ...e Revision P 65 A 1 5 NAT information Please note that the NAT button is only visible on the web page if the NAT SW license is installed Figure 20 Status information concerning the current Network Add...

Страница 68: ...en using other transmitters BUCs than Nera SatLink 4033 4035 4036 or 3000 ODU Transmitter type BUC Select the BUC that the In Door Unit is to be connected to Antenna Type When the terminal is configur...

Страница 69: ...Nera SatLink Terminal User Guide Revision P 67 21 Nera SatLink Terminal configuration Receiver Transmitter and geographical position...

Страница 70: ...e lease time for an IP address allocated to a host on the LAN No of IP addr excluded Specifies the number of IP addresses to be excluded from the available range of addresses defined by the terminal L...

Страница 71: ...t after saving the new IP address the Nera SatLink Terminal needs to be restarted for the changes to take place The browser window may look incomplete during this save and may need to be closed and op...

Страница 72: ...ress mappings are defined for NAT then dynamic port allocation NAPT will be used Enable or disable NAT Global IP Address Enter the IP address here and then press the Add button to add a new global NAT...

Страница 73: ...face A 2 5 Nera SatLink 4033 4035 4036 and Nera SatLink 3000 In order to do a line up of the terminal ensure that the correct frequency for transmitting a continuous wave CW and the wanted EIRP is con...

Страница 74: ...Nera SatLink Terminal User Guide Revision P 72 Figure 24 Terminal line up web page...

Страница 75: ...RS 232 B 1 Cable connection To get access to the command line interface CLI via the RS 232 connection a serial cable is connected from the SatLink Terminal directly to a COM port on a PC Plug the 9 p...

Страница 76: ...minal Connect To dialogue box Select the COM port where the serial cable attached to the Nera SatLink Terminal is connected and click OK The COM port Properties property sheet will appear as shown in...

Страница 77: ...ies The property sheet will close and communication with the SatLink Terminal may begin Note that it may be necessary to press the enter key to display the login prompt When closing the session and ex...

Страница 78: ...ne Ethernet card 4 Select correct base directory directory where the files to be downloaded are stored and where uploaded files will be stored 5 You are up and running with a TFTP server 6 The TFTP se...

Страница 79: ...P it is recommended to use Tera Term instead of the built in Telnet Client in Windows XP since setting Local Echo in the Windows XP client does not seem to work Figure 28 Tera Term Terminal Setup When...

Страница 80: ...ide Revision P 78 Appendix E Management via SNMP Management of the Nera SatLink Terminal is supported via SNMP For further information of SNMP management and the MIBs available please refer to 6 and o...

Страница 81: ...ss cannot be the same as the one attributed to the terminal s DVB interface Use the CLI command ip show to verify the setting and the CLI command save config to store the setting in the flash IP route...

Страница 82: ...ct filter and a transmitter BUC Two cables with F connectors one for Tx and one for Rx are connecting the ODU to the IDU Nera SatLink 3000 configuration Nera SatLink 4033 4035 4036 Configuration BUC B...

Страница 83: ...dhorn The SatLink 403x is supplied with 6 pcs of UNC 6 32 for connection to the antenna flange The parts are shown in the picture below When mounting the transceiver to the antenna horn place the feed...

Страница 84: ...Nera SatLink Terminal User Guide Revision P 82 Insert the remaining screws and tighten firmly with an Allen key...

Страница 85: ...laced in the chassis of the SatLink 403x A protrusion on the case indicates Rx and Tx so that they are easily distinguishable Cable connectors should be tightened firmly but use of excessive force may...

Страница 86: ...ounting and feed horn with supporting structure and screws LNB unit11 with screws Nera SatLink 3000 Transmitter with o ring and screws 11 RF signals are received and transmitted at orthogonal polarisa...

Страница 87: ...hile the Tx cable is usually mounted with a male F connector Hence a waterproof adapter from male N connector to female F connector must be used between the Tx cable and the BUC connector The Nera Sat...

Страница 88: ...Nera SatLink Terminal User Guide Revision P 86 An assembly drawing with a Norsat 1020XRT transmitter is shown below...

Страница 89: ...Nera SatLink Terminal User Guide Revision P 87 An assembly drawing with a Nera SatLink 3000 transmitter is shown below...

Страница 90: ...hown below Connect the feed horn with the LNB unit using the correct screws Remember the o ring Insert an o ring at the WR 75 wave guide interface on the transmitter Connect the transmitter to the LNB...

Страница 91: ...penetrate the roof The foot can be rectangular H shaped or have another suitable form It must be loaded with at least 75 kg depending on the antenna size and maximum wind force The tools include a scr...

Страница 92: ...Nera SatLink Terminal User Guide Revision P 90 Bolts and equipment Compass Check the visibility towards the satellite N S W SW...

Страница 93: ...velled so the upper part of the tube is vertical The antenna az el mount is fastened to the vertical tube Point the az el mount in the approximate right direction and fasten the 4 bolts as shown Unpac...

Страница 94: ...LNB and transmitter to the feed mount Fasten the parabolic reflector to the az el mount Fasten the U shaped profile to the reflector and connect the feed mount Fasten the short support rods to the az...

Страница 95: ...le connect an earth grounding cable to the antenna feed mount G 3 1 Elevation and azimuth adjustment of antenna Continue with the antenna adjustment in elevation and azimuth Connect the satellite find...

Страница 96: ...he complete antenna on the vertical rod Fine adjustment of azimuth Loosen the second nut and adjust Fine adjustment of elevation Coarse adjustment of elevation Loosen the bolts and adjust First perfor...

Страница 97: ...olution can be increased for the fine adjustment Coarse adjustment of the antenna A frequency spectrum as seen on the spectrum analyser Fine adjustment in elevation and azimuth observing one transpond...

Страница 98: ...an the carriers with the correct polarisation Rotate in the opposite direction if you do not observe disappearing carriers The polarisation alignment must be performed with a high degree of accuracy N...

Страница 99: ...olts and screws properly and have a final check on signal level and polarisation G 3 3 Additional work The Rx and Tx cables should be strapped to the feed mount Finally the F connectors must be protec...

Страница 100: ...Nera SatLink Terminal User Guide Revision P 98...

Страница 101: ...6 93 mm can be used For lengths up to 82 m use series 11 diameter 10 2 mm and for longer lengths use series 500 diameter 14 2 mm Important Do not use amplifiers or attenuators on the Tx cable Use type...

Страница 102: ...vb tx autostart off to disable transmitter automatic start Enter the CLI command dvb rx show Verify that the parameter Auto start is set to Enabled Enter the CLI command dvb tx show Verify that the tr...

Страница 103: ...has been reached then turn off the CW transmission with dvb tx cw off before storing this power level as the nominal IDU power level to be used for transmission Type the CLI command dvb tx outpow tx...

Страница 104: ...SatLink Terminal User Guide Revision P 102 and type the CLI command dvb tx outpow 27 Verify the setting by issuing the CLI command dvb tx show and save the setting by issuing the CLI command save con...

Страница 105: ...ault The boot loader can only be accessed via RS 232 as described in Appendix B After power on an output similar to this is displayed on the HyperTerminal Nera SatLink Boot loader SW ID 101225 Revisio...

Страница 106: ...g a straight Ethernet cable If the Ethernet connection is OK then check the IP configuration and routing table of the PC e g type the MS DOS commands ipconfig and route print and check the IP configur...

Страница 107: ...dows using the normal Windows copy function CTRL C The content can then be pasted in a text editor such as Notepad or Word to generate a file suitable for being included as an e mail attachment When l...

Страница 108: ...d to allocate memory If the service is corrupted reboot the terminal If the problem persists please contact the DVB RCS gateway operator NCR lock lost Major None The Nera SatLink Terminal must log off...

Страница 109: ...state it is not allowed to try to log on to the DVB RCS gateway To get an explanation of why the Nera SatLink Terminal has been put in Hold state please contact the DVB RCS gateway operator Leaving ho...

Страница 110: ...l Find and remove cause of short circuit Restart terminal The power supply to the BUC has been short circuited After removing the cause of short circuit the terminal must be restarted to recover LNB S...

Страница 111: ...reports successful terminal software upgrade via TFTP Automatic SW download started Normal None The Nera SatLink Terminal has started automatic download via Multicast of a new software version Automa...

Страница 112: ...IP fragmentation Fragmentation requires more CPU overhead in the intermediate routers and will increase the delay The mechanism utilises the IP header don t fragment bit and transmits packets with dec...

Страница 113: ...ations improve the throughput on satellite connections were the round trip delay typically is in the order of 600 ms Some free tools are available on the Internet to tweak various TCP IP network setti...

Страница 114: ...Nera SatLink Terminal User Guide Revision P 112 Figure 30 Dr TCP utility...

Страница 115: ...tal requirements Temperature 50 C to 80 C Humidity 0 to 100 Condensing Atmosphere Salt Pollutants and Contaminants as Encountered in Coastal and Industrial Areas L 2 Approved cable types We recommend...

Страница 116: ...Rx the range is decided by the cable loss at 2150 MHz together with the minimum symbol rate Cable Range m from DC resistance Range m from attenuation 6 series 6 93mm 62 92 11 series 10 2mm 82 142 500...

Страница 117: ...to meet the requirements of the following standards EN 60950 1992 A1 A2 A3 A4 A11 EN 60215 1989 M 2 Electromagnetic compatibility Article 3 1 b of the R TTE Directive This equipment has been designed...

Страница 118: ...ust be manually triggered by issuing the dvb rx start command once again When rx autostart is enabled and tx autostart is disabled the Nera SatLink Terminal s reaction to the CLI command dvb rx start...

Страница 119: ...VB S and DVB RCS specific tables that are used when accessing the network A rough outline of the procedure is as follows The Nera SatLink Terminal tunes to the transport stream of the forward link tha...

Страница 120: ...iting for PMT transponder three Waiting for DVB RCS Tables NCR Lock Forward link up Tuner lock lost If the Forward Link acquisition proceeds normally and is successful the CLI output message when typi...

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