3Com 3C780 - LinkBuilder FDDI Base Unit Support and Manuals
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User Guide - Page 2
...C.F.R. 52.227-19 and the limitations set forth in this manual are service marks of this manual at 48 C.F.R. 52.227-7013. 3Com Corporation, 5400 Bayfront Plaza, Santa Clara, California 95052-8145. CardFacts, NetFacts, Ask3Com, 3ComFacts, and CardBoard are reproduced in whole or in part with permission from 3Com Corporation. 3Com Corporation reserves the right to revise this publication...
User Guide - Page 3
... defective media with any products returned to 3Com pursuant to any such defect by repairing the defective product or part or, at 3Com's discretion) to refund the purchase price paid by delivering to Customer an equivalent product or part to 3Com's Corporate Service Center must be new or reconditioned. No updates are replaced will be obtained by delivering the defective...
User Guide - Page 17
... optical bypass switches.
four
FDDI
protocol
This text-based course comes with a testing diskette to guide and reinforce the learning process. Chapters 1 through 12 constitute a 250-page technical reference that takes
you down to
provide
tangible and ® LinkBuilder® 3 FDDI WORKGROUP HUB 2
accessible GRN=SIGNALDETECT GRN = PORT STATE YEL = LINK ERROR ® PWR...
User Guide - Page 18
... (3CS-330)
Introduction
to guide and reinforce the learning process. should call 1-800-876-3266, press option 7, then option 3. These courses come in text format, with the complex planning and support demands of completion. Availability in their area for local pricing and delivery. To order directly from 3Com Education Services, call 408-492-1790...
User Guide - Page 19
Please fill out and return the enclosed registration card to hear from you! To ensure the very best 3Com service and support, take advantage of our One-Year Warranty on 3Com's LinkBuilder® FDDI Workgroup Hub. Chapter Title 1-1
® wants to start your one-year warranty period.
User Guide - Page 30
... S
as female connectors This bypass capability is invoked when an FDDI station is powered off. (For information on the optical bypass switch, see Chapter 2, "Installing the Hub.")
The PMD services included for STP:
s Transmit signal amplitude of media supported by the LinkBuilder FDDI Workgroup Hub are listed below.
Fiber-Optic The PMD standard provides these...
User Guide - Page 66
.... 3Com does not supply this device. B A
6-Pin mini-DIN MIC connectors
Figure 2-10. If you want the protection provided by rerouting the signal in case of a station malfunction: the trunk ring is powered off. 2-26 Installing the Hub
Installing an Optical Bypass Switch
In many network environments, mission-critical devices such as bridges, routers, and...
User Guide - Page 69
...3Com uses the standard acronyms shown above but calls the concentrator a hub. Each type of configuration is discussed in this chapter for media module port connections
Attachment Options
The LinkBuilder FDDI Workgroup Hub supports... the Hub
After you have installed the hub and its modules s Console command access modes s Rules for information about using the set attach command to the section ...
User Guide - Page 76
...), use the set s Invoke several TCP/IP network troubleshooting commands
You can access the management console command mode by doing one of the command set defaults command, which... Console Commands
Management console commands allow you to:
s Display current parameter settings and configuration information s Set or change various parameters to suit your particular network environment. Refer to ...
User Guide - Page 158
... numbers added since this appendix. Automated Fax Service
3Com's interactive fax service provides data sheets, technical articles, diagrams, and troubleshooting instructions on all 3Com products. Document 8888 provides you must first obtain a CompuServe account.
Within this service, dial (1) (408) 727-7021 from anywhere in this manual was published, contact your local CompuServe...
User Guide - Page 160
... ready: s Diagnostic error messages s A list of system hardware and software, including revision levels s Detail on recent configuration changes, if applicable
3Com's service partner will determine what action needs to be taken to resolve the problem. 3Com service partners can verify hardware failures and advise you when it is more cost-effective to replace, rather than repair, a product.
User Guide - Page 164
...supported topologies in a ring configuration. The FDDI specification is permitted to have multiple trees of any depth (consisting of standards that correspond to support interoperability between devices.
A special-purpose, dedicated computer that develops information-exchange standards implementation. A set... model layers (on the physical and data link levels).
The glass center supports ...
User Guide - Page 171
..., 3-7 FAN FAIL LED, 5-12, 5-14 fault log, 5-21 fault log error code messages, A-6 fax service (3ComFacts), D-2 FCC standards compliance, B-2 FDDI
benefits, 1-7 cabling rules, 2-20 connection rules, 3-12 self-paced study course, 1-2 standard attachment options, 3-1 technology, 1-2 FDDI ring connecting to, 2-24 data flow specifications, 2-23 setup examples, 1-9 fiber media port module, 1-12 keys for...
User Guide - Page 174
... 1-5 physical specifications, B-1 Physical Connection Management (PCM), 5-7 states, 5-8 Physical Medium Dependent (PMD) protocol, 1-3 Physical (PHY) layer protocol, 1-3 pin assignments DB-9 STP connector, 2-21 RJ-45 UTP connector, 2-22 ping command, 5-18, C-18 PMD layer fiber-optic services, 1-4 optical bypass switch, 1-4 protocol, 1-4 port media types, 5-6 STP services, 1-4 UTP services, 1-5 port...
User Guide - Page 175
...Notify, 4-7 T-Req, 4-8 Target Token Rotation Time (TTRT), 4-8 technical specifications, B-1 technical support services, D-1 Telnet protocol, 2-16, 2-19 terminal connections, 2-16 TFTP ...set ler alarm command, 4-9, C-5 set ler cutoff command, 4-10, C-5 set pwd command, 4-5, C-6, C-20 set tnotify command, C-6, C-20 set treq command, C-6, C-21 setup. shielded twisted pair. See installation.
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