3Com 3CB9LF10MC, 3CB9LF36T, 3CB9LF36RL manual Technical Support, Online Technical, Services, 3Com

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TECHNICAL SUPPORT

	3Com provides easy access to technical support information through a
	variety of services. This chapter describes these services.
	Information contained in this chapter is correct at time of publication. For
	the most recent information, 3Com recommends that you access the
	3Com Corporation World Wide Web site.

Online Technical	3Com offers worldwide product support 24 hours a day, 7 days a week,
Services	through the following online systems:
	■ World Wide Web site
	■ 3Com Knowledgebase Web Services
	■ 3Com FTP site
	■ 3Com Bulletin Board Service (3Com BBS)
	■ 3Com FactsSM Automated Fax Service
World Wide Web Site	To access the latest networking information on the 3Com Corporation
	World Wide Web site, enter this URL into your Internet browser:
	http://www.3com.com/
	This service provides access to online support information such as
	technical documentation and software, as well as support options that
	range from technical education to maintenance and professional services.
3Com	This interactive tool contains technical product information compiled by
Knowledgebase Web	3Com expert technical engineers around the globe. Located on the World
Services	Wide Web at http://knowledgebase.3com.com, this service gives all
	3Com customers and partners complementary, round-the-clock access to
	technical information on most 3Com products.

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Contents CoreBuilder Release Notes 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Release Issues Software Installation Page Overview Management Information Bases MIBs Operational Code Boot CodeSystem Requirements3CB9LG9MC RedundancyIgmp Release HighlightsSoftware CD CoreBuilder 9000 Enterprise SwitchWeb-based ManagementFormat ISO Date and TimeNew Modules Querying 10/100 Mbps Ethernet Port MonitoringSnooping Loop Detection 802.1p CoSCoreBuilder 9000 Implementation Guide for more details Release Highlights LoopDetectMode loopDetectSrcAddress Enable 08-00-8f-75-48-86 LoopDetectStatus Learning Limits Bridge AddressAddresses See the previous section Bridge Address Learning Limits Learning ModeSecure Address Addresses are taken from the per-port address allocationsSecure Address Learning Mode Vlan Vlan as the arriving packet BroadcastMulticast, Flood Rate LimitingMulticastlimit Limiting is on a per-port basis only Release Highlights Management Release IssuesCorrected Problems SystemWhenever a non-switch fabric module is reset with Staging VLANsWeb-based System Issues Trunking Modules have only one backplane portModel Number 3CB9LF36RL or 3CB9LF36TL to act as an Igmp ModuleSystem Issues Release Issues Known Problems Release Issues Known Problems If a trunk is configured on a module, the following fields Administration Console of the 36-port 10/100BASE-TX FastModify command Not reset after you enter the module baseline set commandKnown Problems Changes DocumentationDocumentation Software Installation At the EME prompt, enter ChassisModules Your module for guidelines and proceduresOrder specified in the following procedure VerifyingModules Power to these module slotsFollowing procedure explains how to download software Software next in this chapterShow module slot.all verbose From the EME, connect to the module You must complete to ensure that the module is updated Downgrading Switching Modules to Software Release Modules SwitchReference Identifying3CB9LG2MC CoreBuilder 9000 Implementation Guide ApplicableDocuments MIB Files Reference Understanding Entering CommandsAutonegotiation Compliance Year3Com Year 2000 Web Online Technical ServicesServices Technical SupportUsername anonymous Access by Analog ModemModem Isdn 24 hours a day, 7 days a week 847 262 Access by Digital Modem408 727 Europe Country Telephone Number North America