Antonio Perez - 3com:corebuilder:configuration

all_switch_port_led_are_on_solid

Anonymous (anonymous@undisclosed.example.com) — 2021-04-14T15:02:29+00:00

ALL SWITCH PORT LED ARE ON SOLID Symptoms: * All Switch port LED are on solid * Network is down * Broadcast Storm * ARP Storm Facts: * Switch 4050 * Switch 4060 * Switch 4007 * Switch 4005 * SuperStack 3 Switch 3300 * SuperStack 3 Switch 4200

bootp-dhcp_client_unable_to_boot_across_cb3500

Anonymous (anonymous@undisclosed.example.com) — 2021-04-14T14:52:29+00:00

BOOTP/DHCP CLIENT UNABLE TO BOOT ACROSS CB3500 Symptoms: * Unable to boot Xterminal * DHCP client is unable to obtain an IP address * BOOTP client is unable to obtain an IP address * BOOTP client unable to boot across device * DHCP client unable to boot across device

ethernet_detail_command_shows_high_number_of_length_errs

Anonymous (anonymous@undisclosed.example.com) — 2021-04-14T14:35:02+00:00

"ethernet detail" COMMAND SHOWS HIGH NUMBER OF LENGTHERRS Symptoms: * “ethernet detail” command shows high number of lengthErrs * Ethernet statistics show high number of length errors Facts: * CoreBuilder 3500 * 3C35210, CB3500 Auto-sensing Ethernet, 10BASE-T/100BASE-TX Module (RJ-45)

flushing_arp_table_takes_an_excessively_long_time

Anonymous (anonymous@undisclosed.example.com) — 2021-04-14T14:20:22+00:00

FLUSHING ARP TABLE TAKES AN EXCESSIVELY LONG TIME Symptoms: * Flushing ARP table takes an excessively long time * Customer reports clearing ARP table takes an excessively long time * Telnet session to CB3500 can timeout at client side Facts:

fp_panic_event

Anonymous (anonymous@undisclosed.example.com) — 2021-04-13T20:56:40+00:00

FP PANIC EVENT Symptoms: * Device reboots * System continuously reboots * Reboot - fp panic (13): FP PANIC EVENT: event 0x5 * Error: “Reboot - fp panic (13): FP PANIC EVENT: event 0x5, parameter 0x0 args 0x00000002 0x00000002 0x00000000 0x00001000 0x00000000 0x00000000 Trace: 0x400474d0 0x4006b050 0x4003e20c 0x400487b8 0x40000160

how_to_boot_system_software_over_the_network

Anonymous (anonymous@undisclosed.example.com) — 2021-04-14T14:13:08+00:00

HOW TO BOOT SYSTEM SOFTWARE OVER THE NETWORK Symptoms: * How to boot system software over the network * How to boot system software over the network * How to boot system software from a TFTP server * System reboots continuously * How to recover from corrupted software

how_to_login_with_the_debug_password

Anonymous (anonymous@undisclosed.example.com) — 2021-04-13T22:05:27+00:00

HOW TO LOGIN WITH THE DEBUG PASSWORD Fact: * COREBUILDER 3500 * All versions 1.1.1 or greater Symptom: * Cannot login to the system as debug with no password set Fix: On the 3500 debug password is the admin console password.

how_to_recover_a_cb3500_with_corrupted_sysboot_software

Anonymous (anonymous@undisclosed.example.com) — 2021-04-13T21:38:36+00:00

HOW TO RECOVER A CB3500 WITH CORRUPTED SYSBOOT SOFTWARE Fact: * 3COM ONLY - DO NOT DISTRIBUTE THIS SOLUTION OUTSIDE * CoreBuilder 3500 * 3C35004, CB3500 System Processor Module * 3C35100, CB3500 Chassis * Resue Boot PCMCIA card Symptom:

how_to_recover_from_corrupted_flash

Anonymous (anonymous@undisclosed.example.com) — 2021-04-13T21:08:03+00:00

HOW TO RECOVER FROM CORRUPTED FLASH Fact: * 3C35100 * CoreBuilder 3500 Extended Software * Flash Symptom: * System fails to boot after upgrading from version 1.0.0 to 2.0.2 Fix: The following procedure describes the Recovery of the Software:

network_time_protocol

Anonymous (anonymous@undisclosed.example.com) — 2021-04-14T14:46:34+00:00

DOES IT SUPPORT NETWORK TIME PROTOCOL (NTP) Symptoms: * Does it support Network Time Protocol (NTP) * Would like to use NTP on the 3500 to synchronize time on network devices Facts: * CB3500 * CoreBuilder 3500 Fixes: Software version 3.0 April '99 will add SNTP - Simple Network Time Protocol - this doesn't have the time server piece like NTP3.

saving_nvdata_to_an_tftp-ftp_server

Anonymous (anonymous@undisclosed.example.com) — 2021-04-13T20:50:21+00:00

SAVING NVDATA TO AN TFTP/FTP SERVER Fact: * 3C35100, CB3500 Chassis * 3C35004, CB3500 System Processor Module * CB3500 Extended Software * CB3500 Base Software Symptom: * Need to save configuration * Need to save NVdata to an TFTP/FTP server

software_recovery_procedure

Anonymous (anonymous@undisclosed.example.com) — 2021-04-13T20:42:13+00:00

SOFTWARE RECOVERY PROCEDURE Fact * CoreBuilder 3500 * 3C35100, CoreBuilder 3500 chassis * software recovery procedure Symptom * Chassis fails to boot Fix Review this sample failure and how to recover NOTE: ">>>>>" indicates the user input

software_update

Anonymous (anonymous@undisclosed.example.com) — 2021-04-13T20:09:55+00:00

SOFTWARE UPDATE The CoreBuilder 3500 system software is distributed on CD in an ISO 9660 standard format, which is readable by all CD-ROM drives,including drives used with IBM PC compatible systems, Macintoshcomputers, and Sun and HP UNIX workstations.You can install new software from any host that is running a Trivial File Transfer Protocol (TFTP) server.

when_inserting_and_removing_modules_the_corebuilder_stops_forwarding_traffic

Anonymous (anonymous@undisclosed.example.com) — 2021-04-13T19:52:07+00:00

WHEN INSERTING AND REMOVING MODULES THE COREBUILDER STOPS FORWARDING TRAFFIC Symptoms: * CB3500 CB2500 When inserting and removing modules the CoreBuilder stops forwarding traffic Facts: * CoreBuilder 2500 chassis, all types * CoreBuilder 2500