3Com 3C16986A, 3C16988A, 3C16987A, 3C16985B manual Country Telephone Number Fax Number

Page 54

54APPENDIX D: TECHNICAL SUPPORT

Returning Products Before you send a product directly to 3Com for repair, you must first

for Repairobtain an authorization number. Products sent to 3Com without authorization numbers will be returned to the sender unopened, at the sender’s expense. To obtain an authorization number, call or fax:

Country	Telephone Number	Fax Number

Asia, Pacific Rim	+ 65 543 6500	+ 65 543 6348
Europe, South Africa, and Middle East	+44 (0)1442 435529	+ 44 (0)1442 432524
Central and South America	525 201 0075
Argentina	0810 222 3266
Bolivia	511 241 1691
Brazil	0800 133266 or
	55 11 5643 2700
Caribbean	525 201 0004
Chile	562 240 6200
Colombia	525 201 0004
Ecuador	525 201 0004
Mexico	525 201 0004
Paraguay	525 201 0004
Peru	511 241 1691
Uruguay	525 201 0004
Venezuela	525 201 0004

From the following countries, you may call the toll-free numbers; select option 2 and then option 2:

Austria	0800 297468
Belgium	0800 71429
Denmark	800 17309
Finland	0800 113153
France	0800 917959
Germany	0800 1821502
Hungary	00800 12813
Ireland	1800553117
Israel	1800 9453794
Italy	1678 79489
Netherlands	0800 0227788
Norway	800 11376
Poland	00800 3111206
Portugal	0800 831416
South Africa	0800 995014
Spain	900 983125
Sweden	020 795482
Switzerland	0800 55 3072
U.K.	0800 966197
U.S.A. and Canada	1 800 NET 3Com	1 408 326 7120
	(1 800 638 3266)	(not toll-free)

Enterprise Customers: 1 800 876 3266

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Contents SuperStack 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents PIN-OUTS Glossary Index Regulatory Notices Page About this Guide Conventions List conventions that are used throughout this guideRelated DocumentationComments ProductRegistration 3300 XM, SM, TM, MM Introducing the Switch 3300 XM, SM, TM, MM Switch Front View Detail 1000BASE-SXIntroducing the Switch 3300 XM, SM, TM, MM LED behavior Switch Rear View Detail Unit Information LabelSwitch Rear View Detail Configuration NetworkExamples Using the Switch as a collapsed backbone Using the Switch in a desktop environment Fast Ethernet configuration rules Introducing the Switch 3300 XM, SM, TM, MM Configuration Rules for Gigabit Ethernet SM and TM Gigabit Ethernet cablingIntroducing the Switch 3300 XM, SM, TM, MM Installing the Switch Installing the Switch Repeat steps 2 and 3 for the other side of the Switch Rack-mountingConnect network cabling Installing the Switch Treated as a single manageable unit with one IP address Using Matrix CablesStacking Units Part number 3C16965. Contact your supplier for detailsStack of two units Stack of three units Power-up TM or MM powered-up and ready for operationSequence Choosing Managing SwitchNetwork. For information on managing the Switch using GuideSafety Information Important Safety InformationImportant Safety Information ’information de Sécurité Importante’information de Sécurité Importante Wichtige Sicherheitsinformat ionen Warnhinweis Faseroptikanschlüsse Optische Sicherheit Appendix a Safety Information Pin to RS-232 25-pin Null Modem CablePC-AT Serial Cable Pin to 9-pinRJ45 Pin ConnectorsModem Cable AssignmentsPin Number Signal Function Appendix B PIN-OUTS Technical Specifications Switch 3300 XM, SM and MMSwitch 3300 TM SnmpVlan MIB RFC Appendix C Technical Specifications Services Online TechnicalUsername anonymous Asia, Pacific Rim Country Telephone Number Fax Number Glossary Unauthorized access to a network or network devices Can be due to faulty network devicesProcess of sending a packet toward its destination using a Process is known as filteringLine speed See baud Glossary STP See Spanning Tree Protocol STP Glossary Index Index Regulatory Notices

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