User Manual

Table of Contents
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4.1.3
Required material ..........................................................................................................................45
4.1.4 Find a suitable place for the outdoor-set........................................................................................46
4.1.5 First Reception Test.......................................................................................................................47
4.1.6 Installation of the Attachment Set and the Outdoor Housing........................................................47
4.1.7 Second Reception Test ..................................................................................................................48
4.1.8 Installation of the data cable..........................................................................................................48
4.1.9 Mounting of the DB25-plug interfaces at the inside end of the data cable....................................48
4.1.10 Final reception test with installed data cable.................................................................................49
4.1.11 Check the statistics of the X.21-interface......................................................................................49
4.2 Installation of a WIMAN Star............................................................................................................50
4.2.1 Additional necessary components .................................................................................................50
4.2.2 Preparation.....................................................................................................................................50
4.3 Installation at the Radio Tower..........................................................................................................51
4.3.1 Installing the tower standoff at the radio mast...............................................................................51
4.3.2 Installing the WIMAN hardware at the tower standoff .................................................................51
4.3.3 Installation.....................................................................................................................................51
4.3.4 Start tests .......................................................................................................................................51
4.3.5 Checking the antenna adjustment..................................................................................................51
4.3.6 Test all devices ..............................................................................................................................51
4.3.7 Save all configuration data of the WIMAN radio modems at the radio tower ..............................52
4.4 Grounding............................................................................................................................................52
4.5 Burst-Synchronisation.........................................................................................................................53
4.6 Extended Point-to-Point Connections................................................................................................53
5 Reception quality and transmission speeds..................................................................................................55
5.1 Configuration of a TestLoop with Independently Generated Data Communication ....................55
5.2 Test after a Radio Tower Installation with Synchronisation...........................................................56
5.2.1 Continue the Tests.........................................................................................................................57
5.2.2 Test the Remaining Modules.........................................................................................................57
5.3 Transmission Speeds ...........................................................................................................................57
5.3.1 FTP-Download from an FTP-Server .............................................................................................57
6 Frame Relay..................................................................................................................................................58
6.1 Technical Description of the Frame of Relay Features....................................................................58
6.1.1 Frame Relay-Address array...........................................................................................................59
6.1.2 DLCI-areas when the 2-Byte-Address array is used (ITU Q.922).................................................61
6.2 Frame Relay-configuration samples ..................................................................................................62
6.2.1 Sample configuration with CISCO-Routers ..................................................................................62
7 Troubleshooting............................................................................................................................................66
7.1 Techniques and Methodologies Used for Troubleshooting..............................................................66
7.1.1 General Problems ..........................................................................................................................66
7.1.2 Troubleshooting with Radio Tower Installations ..........................................................................69
8 Appendix A: WIMAN Hardware..................................................................................................................70
8.1 Technical description ..........................................................................................................................70
8.2 Antenna systems ..................................................................................................................................71
8.3 Hybrid-cable sets .................................................................................................................................75
8.3.1 Standard Connection (Indoor) using Hybrid cable Type 1............................................................75
8.3.2 Outdoor Installation using Hybrid cable Type 2 & 3 and Datacable.............................................76
8.3.3 Connection of a remote POP with WIMAN LINE and STAR......................................................77
8.3.4 Connections when using the IP-routing functionality ...................................................................77