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Part No. DNA1750-0AAA02
Published April 2004

UPER

TACK

3 S

WITCH

3226

AND

WITCH

3250

OFTWARE

ERSION

1.02 R

ELEASE

OTES

Related Documentation

Please use these notes in conjunction with the following
documents:

■

“

SuperStack 3 Switch 3226 and Switch 3250 Getting

Started Guide

”

Part number: DUA1750-0AAA01
(supplied with your Switch and in PDF format on the
3Com Web site)

■

“

SuperStack 3 Switch 3226 and Switch 3250

Implementation Guide

”

Part number: DUA1750-0BAA01
(supplied in PDF format on the CD-ROM that
accompanies your Switch and on the 3Com Web
site)

■

“

SuperStack 3 Switch 3226 and Switch 3250

Management Quick Reference Guide

”

Part number: DQA1750-0AAA01
(supplied with your Switch and in PDF format on the
3Com Web site)

■

“

SuperStack 3 Switch 3226 and Switch 3250

Management Interface Reference Guide

”

Part number: DHA1750-0AAA01
(supplied in HTML format on the CD-ROM that

accompanies your Switch and on the 3Com Web
site)

You can obtain the latest technical information for your
Switch, including a list of known problems and
solutions, from the 3Com Knowledgebase:

http://knowledgebase.3com.com

Software License Agreement

Before you use the Switch software, please ensure that
you read the license agreement text. You can find the
license.txt file on the CD-ROM that accompanies your
product, or in the self-extracting exe that you have
downloaded from the 3Com Web site.

About this Software Version

This software provides support for the following:

■

Switch 3226 (3CR17500-91)

■

Switch 3250 (3CR17501-91)

The software does not operate on any other 3Com
Switch.

Содержание SUPERSTACK 3 3226

Страница 1: ... Switch and in PDF format on the 3Com Web site SuperStack 3 Switch 3226 and Switch 3250 Management Interface Reference Guide Part number DHA1750 0AAA01 supplied in HTML format on the CD ROM that accompanies your Switch and on the 3Com Web site You can obtain the latest technical information for your Switch including a list of known problems and solutions from the 3Com Knowledgebase http knowledgeb...

Страница 2: ...peeds SuperStack 3 Switch 3226 and Switch 3250 Getting Started Guide Pages 15 and 16 contain the following statement The console port uses a standard null modem cable and is set to auto baud 8 data bits no parity and 1 stop bit This is incorrect It should read The console port uses a standard null modem cable and is set to 19200 baud 8 data bits no parity and 1 stop bit If you change the speed mak...

Страница 3: ... Spanning Tree column of the VLAN table Please note that the product supports a single spanning tree state for all VLANs as per the 802 1d Spanning Tree specification It does not support 802 1s Spanning Tree per VLAN The LACP PartnerID field now reports LACP disabled if the protocol is disabled or not supported on the port Traffic Prioritization In previous versions of the software the DSCP priori...

Страница 4: ...irmware the firmware supporting the normal encryption level 1 02 and the strong encryption firmware 1 02s both appear as 1 02 when using this command The encryption level of the current firmware can be verified by running the system summary command Static port security and the bridge MAC address table If static port security is enabled on a port with more than 200 addresses the previous software v...

Страница 5: ...e users will need to apply for a user name and password A link to software downloads can be found from this http eSupport 3com com page or located from the www 3Com com home page To update the software on the Switch do the follow ing 1 Locate the software update for the Switch and run the filename exe executable file 2 If necessary download the TFTP server applications into the management station ...

Страница 6: ...he Web interface or CLI if an incorrect TFTP server IP address or software upgrade filename is entered you will not be able to correct the IP address or filename until the TFTP upgrade operation has timed out The default time out period is 1 minute When attempting to upgrade the software on the unit it may occasionally report the following error Error File service in progress If you encounter this...

Страница 7: ...c fail if you exceed the maximum number of secure addresses 200 The unit will not move the port into secure mode 3Com recommends that port security be enabled on only edge ports which will typically have only a few addresses If the address of a device is added as a static secure address on one port and then it is subsequently moved to a different port with security disabled then the device may get...

Страница 8: ...pting to enable the trunk with the linkState command will respond with an error that the trunk can not be configured In order to form the LACP trunk you must manually re enable the individual trunk member ports using the physicalInterface ethernet portState CLI command SFP Modules When adding or removing SFP modules the switch will reset a number of port parameters 3Com recommends that you verify ...

Страница 9: ...e unit to a network with a DHCP server If using DHCP you will need to use a console connection or log information from your DHCP server to discover the address which has been assigned to the unit Reconfiguring an IP interface may cause the RIP configuration and static routes settings for that interface to be lost When adding or modifying an IP interface the CLI and Web interface may appear to hang...

Страница 10: ...they traverse the network The Switch prioritizes traffic internally but does not mark or remark packets other than NBX packets NBX traffic is remarked to DSCP 46 and 802 1d priority 6 VLAN Configuration Every port on the unit must be an untagged member of a single VLAN Every port defaults to being an untagged member of VLAN1 If you add the port as an untagged member of another VLAN then this will ...

Страница 11: ...want to avoid these warnings The software to generate these certificates is beyond the scope of this document The presence of both a secure HTTPS and insecure HTTP Web interface on a single unit causes some browsers to incorrectly report the following warning message This page contains both secure and insecure items Do you wish to proceed This warning message may be safely ignored All traffic to a...

Страница 12: ...settings If you try to change spanning tree settings while the protocol is disabled the following error messages will be generated Failed to set forward time Failed to set hello time When you enable spanning tree all spanning tree settings are reset to their default values If you want to use custom settings for spanning tree you must configure spanning tree after enabling it Roving Analysis Port W...

Страница 13: ...eed and duplex When autonegotiation is enabled the unit asks for a fallback mode to be entered for use when the port connects to a non autonegotiation device This fallback mode parameter has been left in the CLI for compatibility with other 3Com devices but is ignored by this device When connected to a device that will not autonegotiate the device follows the algorithm required by the autonegotiat...

Страница 14: ...om Network Supervisor 3Com Network Supervisor provides powerful yet easy to use network management Focused on the needs of small to medium enterprises it enables you to manage your network more efficiently For larger networks up to 2 500 nodes and extra functionality you can purchase the 3Com Network Supervisor Advanced Package To download the latest 3Com Network Supervisor and Service Pack please...

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