3Com 3C17714 Руководство пользователя - Страница 4
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M
ANAGING THE
When the Module is installed you can configure it
through your Switch. Refer to the "SuperStack 3 Switch
Implementation Guide" and the "Management Inter-
face Reference Guide" supplied with your Switch for
more information.
Troubleshooting GBIC Transceivers
After you insert the GBIC transceiver into the port, the
Switch management software verifies the transceiver
operation. If the transceiver is not working properly, the
software displays one of the following error messages:
Invalid GBIC fitted
The GBIC transceiver is invalid and will not be
recognised by the Module.
To be recognised as valid, the GBIC transceiver must
have the following characteristics:
1000BASE-SX, 1000BASE-LX or 1000BASE-LH70
I
media type
Fiber SC connector
I
Type 4 GBIC with internal EEPROM fitted
I
Faulty GBIC fitted
The GBIC transceiver is faulty and will not operate
within the Module.
To correct these problems, completely remove the
transceiver and then reinsert it. If the problem persists,
contact 3Com Technical Support.
Device Mimic States
The Web interface management software on the Switch
displays the Device Mimic, which is an interactive
representation of the currently selected unit. The
M
ODULE
When using the GBIC Module, note the following:
The ports only operate at 1000 Mbps.
The ports only operate in full duplex mode.
The Module is not hot-insertable.
The Module is not hot-swappable (note that GBIC
transceivers are hot-swappable).
A
PPROVED
The 3Com approved GBIC transceivers are:
3CGBIC91 GBIC (SX)
3CGBIC92 GBIC (LX)
3CGBIC97 GBIC (LH70)
M
ODULE
R
ESTRICTIONS
GBIC T
RANSCEIVERS
following states are displayed for the GBIC Module
when it is installed:
GBIC Module - Device Mimic States
Status
Meaning
FiberSC GBIC fitted, link up, enabled.
FiberSC GBIC fitted, link up, disabled.
FiberSC GBIC fitted, link down, enabled.
FiberSC GBIC fitted, link down, disabled (a receiver fault
may have occurred).
Empty GBIC port, port enabled.
Empty GBIC port, port disabled.
Invalid GBIC fitted (an internal EEPROM fault may have
occurred).
Faulty GBIC fitted (a transmitter fault may have
occurred).
To access the latest list of approved GBIC transceivers for
the Module on the 3Com Corporation World Wide Web
site, enter this URL into your Internet browser:
http://www.3com.com/en_US/products/gbics.html
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