TRACER 6000 Series Integrated System Manual Section 5 User Interface Guide612806420L1-1F Copyright © 2005 ADTRAN, Inc. 87>RF LINK MANAGEMENT B RIDGE CONFIGURATION > INACTIVITY TIMEOUTDefines the amount of time that an Ethernet address is maintained in the bridge table. A shorter timeproduces a more dynamic bridge table, allowing addresses to change network segments without causingextra forwarded traffic. A longer time reduces the amount of unnecessarily forwarded traffic (due tounknown Ethernet addresses), but causes the bridge table to respond more slowly to a MAC addressswitching network segments. Valid choices are: 5 SEC (default), 15 SEC, 30 SEC, 1 MIN, and 5 MIN.> SYSTEM ALARMSFigure 35 shows the System Alarms menu page, which displays system alarm information for the link, fans,and temperature of the local and remote systems.Figure 35. System Alarms> SYSTEM ALARMS > LINK ALARMIndicates the current status of the RF link between the local and remote TRACER 64x0 high power systems.L INK U P indicates that the system detects a valid RF link and LINK D OWN indicates that the system does notdetect a valid RF link.> SYSTEM ALARMS > FAN A LARMSDisplays operational alarms for the system fans. An alarm is indicated when the system detects that thefan(s) rotational speed is below nominal operation and when the fan(s) is not functioning properly. A F ANSPEED A LARM could indicate a physical blockage or an intermittent fan problem. The FAN SPEED A LARMSystem Alarm information is only available for the TRACER 64x0 high power systems.