簡介
本檔案介紹有關Catalyst 9000系列交換器無法正常開機並進入開機載入器提示時的問題與解決方案。
問題
機箱2重新載入。原因是「1+1模式」中的「主用/備用」選擇失敗。
switch: boot
attempting to boot from [flash:packages.conf]
Located file packages.conf
#
##########################################################################################################################
Validate packages: SHA-1 hash:
calculated 550C9730:667B2788:DD6F6B06:D0FFA819:01A315DA
expected 550C9730:667B2788:DD6F6B06:D0FFA819:01A315DA
Both links down, not waiting for other switches
Switch number is 2
Chassis 2 reloading, reason - Active/standby selection failed in 1+1 Mode <<<<<<
Feb 19 20:06:55.572 FP0/0: %PMAN-5-EXITACTION: Process manager is exiting: reload fp action requested
Feb 19 20:06:57
Initializing Hardware...
System Bootstrap, Version 16.6.1r [FC1], RELEASE SOFTWARE (P)
Compiled Sat 07/15/2017 8:31:57.39 by rel
Current image running:
Primary Rommon Image
Last reset cause: SoftwareReload
C9300-48U platform with 8388608 Kbytes of main memory
attempting to boot from [flash:packages.conf]
Located file packages.conf
#
##########################################################################################################################
Validate packages: SHA-1 hash:
calculated 550C9730:667B2788:DD6F6B06:D0FFA819:01A315DA
expected 550C9730:667B2788:DD6F6B06:D0FFA819:01A315DA
確定此問題的另一種方法是在引導載入程式模式下使用set 命令檢視STACK 1+1引導載入程式變數。要使交換機進入引導載入程式模式，請在交換機開始啟動時按一下mode 按鈕。
switch: set
ABNORMAL_RESET_COUNT=0
AUTOREBOOT_RESTORE=1
BOARDID=20569
BOOT=flash:packages.conf
BSI=0
MAC_ADDR=00:ab:cd:ef:01
MANUAL_BOOT=yes
MODEL_NUM=C9300-48UXM
MODEL_REVISION_NUM=D0
MOTHERBOARD_ASSEMBLY_NUM=73-17959-06
MOTHERBOARD_REVISION_NUM=A0
MOTHERBOARD_SERIAL_NUM=XXXXXXXXXXX
RANDOM_NUM=1901228755
RET_2_RCALTS=
ROMMON_AUTOBOOT_ATTEMPT=3
STACK_1_1=2_0 <<<<<<<
SWITCH_IGNORE_STARTUP_CFG=1
SWITCH_NUMBER=2
SYSTEM_SERIAL_NUM=XXXXXXXXXXXX
TEMPLATE=access
VERSION_ID=V01
switch:
解決方案
取消設定Stack 1+1變數。之後，此交換器便可正常開機。
switch:unset STACK_1_1
switch: set
ABNORMAL_RESET_COUNT=0
AUTOREBOOT_RESTORE=1
BOARDID=20569
BOOT=flash:packages.conf
BSI=0
MAC_ADDR=00:ab:cd:ef:01
MANUAL_BOOT=yes
MODEL_NUM=C9300-48UXM
MODEL_REVISION_NUM=D0
MOTHERBOARD_ASSEMBLY_NUM=73-17959-06
MOTHERBOARD_REVISION_NUM=A0
MOTHERBOARD_SERIAL_NUM=XXXXXXXXXXX
RANDOM_NUM=1901228755
RET_2_RCALTS=
ROMMON_AUTOBOOT_ATTEMPT=3
SWITCH_IGNORE_STARTUP_CFG=1
SWITCH_NUMBER=2
SYSTEM_SERIAL_NUM=XXXXXXXXXX
TEMPLATE=access
VERSION_ID=V01
switch:
取消設定Stack 1+1引導載入程式變數後，發出boot 命令，以便交換機可以從交換機上設定的引導變數啟動。
switch: boot
attempting to boot from [flash:packages.conf]
Located file packages.conf
#
##########################################################################################################################
Validate packages: SHA-1 hash:
calculated 550C9730:667B2788:DD6F6B06:D0FFA819:01A315DA
expected 550C9730:667B2788:DD6F6B06:D0FFA819:01A315DA
Both links down, not waiting for other switches
Switch number is 2
相關資訊
有關堆疊1+1模式的資訊，請參閱1:1冗餘。
意見