User's Manual
Table of Contents 
iii 
Horizon Compact Plus Release 1.0.1    Wireless Ethernet Product User Manual – Volume 2 
10.2 ..... ASYMMETRIC THROUGHPUT SPEED................................................................................... 53 
10.3 ..... THROUGHPUT (BANDWIDTH) LOGGING .............................................................................. 55 
11.0  ADAPTIVE TRANSMIT POWER CONTROL (ATPC) ................................... 60 
11.1 ..... NORMAL LINK ................................................................................................................... 60 
11.2 ..... SATURATED LINK ............................................................................................................. 63 
11.3 ..... COORDINATED POWER ALARM .......................................................................................... 64 
12.0  AUTHENTICATION ....................................................................................... 66 
12.1 ..... NO AUTHENTICATION........................................................................................................ 66 
12.2 ..... UNIQUE AUTHENTICATION ................................................................................................. 66 
12.3 ..... GROUP AUTHENTICATION ................................................................................................. 66 
12.4 ..... AUTHENTICATION FAILURE ACTION ................................................................................... 67 
12.5 ..... CONFIGURE AUTHENTICATION .......................................................................................... 68 
13.0  THRESHOLD ALARMS ................................................................................ 72 
14.0  RAPID LINK SHUTDOWN (RLS) .................................................................. 78 
14.1 ..... DETERMINATION OF ERROR RATES ON HORIZON COMPACT PLUS SYSTEMS ....................... 78 
14.2 ..... RLS CONFIGURATION – PORT GROUPS ............................................................................ 79 
14.2.1 BASIC MODE ............................................................................................................................... 79 
14.2.2 ADVANCED MODE ........................................................................................................................ 79 
14.3 ..... SETTINGS FOR BASIC MODE ............................................................................................. 80 
14.3.1 RLS SIGNAL DEGRADE SETTINGS ................................................................................................. 80 
14.3.2 RLS LINK MONITOR PARAMETERS ................................................................................................ 80 
14.4 ..... SETTINGS FOR ADVANCED MODE ...................................................................................... 81 
14.4.1 RLS SIGNAL FAULT SETTINGS ...................................................................................................... 81 
14.4.2 RECOVERY FROM A HARD FAILURE ................................................................................................ 81 
14.5 ..... RLS LINK CONTROL SETTINGS ......................................................................................... 81 
15.0  CONFIGURING THE TIME SOURCE (SNTP) ............................................... 90 
16.0  ADAPTIVE MODULATION ........................................................................... 94 
16.1 ..... HITLESS AUTOMATIC ADAPTIVE MODULATION .................................................................... 94 
17.0  SYSTEM MANAGEMENT ........................................................................... 100 
17.1 ..... IN-BAND AND OUT-OF-BAND MANAGEMENT ...................................................................... 100 
17.2 ..... TELNET ACCESS ............................................................................................................ 103 
17.3 ..... SECURE SHELL ACCESS SECURITY ................................................................................. 104 
17.4 ..... CONFIGURING SECURE SHELL (SSH).............................................................................. 104 
17.5 ..... WEB INTERFACE ............................................................................................................ 105 
17.5.1 FEATURES ................................................................................................................................ 105 
17.5.2 CONNECTING TO THE WEB INTERFACE ......................................................................................... 106 
17.5.3 EXITING THE APPLICATION .......................................................................................................... 107 
17.5.4 LOGIN ...................................................................................................................................... 107 
17.5.5 HOME SCREEN .......................................................................................................................... 108 
17.5.6 GRAPHICS AND TABLE VIEW ....................................................................................................... 109 










