3Com 3C10111C - NBX 100 - Modular Exp Base Installation Manual page 36

36 C 1: I
HAPTER NTRODUCTION
light goes to amber after the connection has been established, it
can mean that an active control channel connection through the
PRI line has been lost.
DNLD — Download
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Flash — The card is downloading software from the NBX Network
Call Processor.
Green — The download is complete or the Power-On-Self-Test
(POST) is running.
Amber — The download was interrupted before it completed.
On a LAN, the download process completes quickly. If the
download from NCP to digital line card must travel a routed
network path, the download may take a few minutes. If the DNLD
light remains amber, it can indicate a severely congested network
or a hardware problem with the card.
CALL — Call audio traffic
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Off — No audio traffic on the T1 link.
Flashing — Audio traffic is present.
CARD — Card Software Status.
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Green — The card has finished downloading software from the
NCP and all software processes have started successfully.
Amber — A problem with one or more of the software processes
running on the card. The card automatically reboots itself if it
detects a problem with any of its software processes.
DSP — Reserved for future use.
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NCP — Network Call Processor communications status.
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Amber — The card is trying to establish contact with an NCP.
Green — The card has established contact with an NCP.
LNK — Ethernet link status.
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Green — The 10/100 Uplink port is connected to a 10Mb or to a
10/100 Mb hub or switch.
Red — The 10/100 Uplink port is connected to a 100 Mb hub or
switch.
Off — There is no connection to the 10/100 Uplink port.
ACT— Ethernet activity.
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