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Catalyst 4500 Series Switch, Cisco IOS Software Configuration Guide - Cisco IOS XE 3.9.0E and IOS 15.2(5)E
Chapter 7 Configuring the Cisco IOS In-Service Software Upgrade Process
Performing the ISSU Process
Peer Processor Information :
------------------------------
Standby Location = slot 6
Current Software state = STANDBY HOT
Uptime in current state = 2 minutes
Image Version = Cisco IOS Software, IOS-XE Software, Catalyst 4500 L3
Switch Software (cat4500e-UNIVERSALK9-M), Version 03.00.00.1.68 CISCO UNIVERSAL
DEVELOPMENT K10 IOSD TEST VERSION
Copyright (c) 1986-2010 by Cisco Systems, Inc.
Compiled Sun 29-Aug-10 03:57 by gsbuprod
Configuration register = 0x2920
Switch# issu changeversion bootflash:y.bin
% 'issu changeversion' is now executing 'issu loadversion'
% issu loadversion executed successfully, Standby is being reloaded
% changeversion finished executing loadversion, waiting for standby to reload and reach
SSO ...
Note Standby reloads with target image.
.....
.....
*Feb 25 20:41:00.479: %INSTALLER-7-ISSU_OP_SUCC: issu changeversion is now executing
'issu runversion'
*Feb 25 20:41:03.639: %INSTALLER-7-ISSU_OP_SUCC: issu changeversion successfully executed
'issu runversion'
Note Switchover occurs.
......
......
Look at the console of new active supervisor engine.
*Feb 25 20:47:39.859: %RF-5-RF_TERMINAL_STATE: Terminal state reached for (SSO)
*Feb 25 20:47:39.971: %INSTALLER-7-ISSU_OP_SUCC: issu changeversion is now executing
'issu commitversion'
…..
…..
Note The new standby supervisor reloads with target image; changeversion is successful upon SSO
terminal state is reached.
*Feb 25 20:54:16.092: %HA_CONFIG_SYNC-6-BULK_CFGSYNC_SUCCEED: Bulk Sync succeeded
*Feb 25 20:54:16.094: %RF-5-RF_TERMINAL_STATE: Terminal state reached for (SSO)
Switch#
Switch# show issu state detail
Slot = 6
RP State = Active
ISSU State = Init
Operating Mode = Stateful Switchover
Current Image = bootflash:y.bin
Pre-ISSU (Original) Image = N/A
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