AsantéHub 2072 Network Management Module Installation Guide
The Front Panel The NMM front panel has several LEDs, ports, connectors, and switches, all used to monitor and maintain network activity and to enable network management capabilities. Figure 3 shows the parts of the NMM front panel.
CPU LED
thernet Address | SNMP Port | |
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CPU | SNMP PORT | |
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RESET | LINK/RECEIVE LC = Late Collision | |
MSG | MC = Misaligned CRC | |
AH2072NMM | RF = Runts/Fragments | |
SM = Short Event/Missing SFD | ||
Reset | SNMP | |
Link/Receive | ||
Button | ||
LED | ||
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MSG LED | ||
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| DIP Switch 1 |
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| ASANTEVIEW |
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| SEG 2 | ||
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| TERMINATION |
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| Select Slot |
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| Utilization% |
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| AMS Link |
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| Ports |
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| SEGMENT 1 |
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| SEGMENT 2 |
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| AMS LINK |
| SEGMENT CONTROL |
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| OUT OF |
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1 | 3 | 5 10 | 20 30 | 50 | 65+ | 1 3 | 5 10 | 20 30 | 50 | 65+ |
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BAND |
| PRESS BOTH BUTTONS TO PROGRAM | SEG 2 | |||||||||||||
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| TERMINATION |
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| UTILIZATION % |
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| UTILIZATION % |
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LC MC RF SM | 1 3 | 5 | 10+ | LC MC | RF SM | 1 3 | 5 | 10+ | SETUP |
| RS232/AMS LINK | SELECT | CHANGE | SEG 1 | ||
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| COLLISION % |
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| CONFIGURATION | SLOT | SEGMENT |
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| Collision% |
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| SETUP |
| Change |
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| Segment |
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| RS232 |
| Button |
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| DIP Switch 2 | SEG 1 | ||
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LC=Late/Collision | Connector |
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MC=Misaligned CRC |
| RS232/AMS LINK |
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| RF=Runts/Fragments |
| CONFIGURATION |
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SM=Short Event/Missing SFD
Figure 3 The NMM Front Panel
Some earlier models of the 2072 NMM have different DIP Switch labels. Table 1 gives a summary of the names used on the front panel and in the documentation.
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| Table 1 | NMM DIP Switch Labels |
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DIP Switch 1 |
| ASANTEVIEW |
| AMS LINK |
| UP = THROUGH | |
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(on the left) |
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| DOWN = END |
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DIP Switch 2 |
| RS232/AMS LINK CONFIGURATION |
| RS232 |
| UP = AMS PORT | |
(on the right) |
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| DOWN = SETUP |
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LEDs on the front panel display the status of the hub, NMM CPU, and segment traffic (Segment 1 or Segment 2).The LEDs are divided into five categories:
❏NMM and segment status (CPU to utilization)
❏Segment collision percentage
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❏Segment Control (Segment 1 or Segment 2 or none)
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