SWITCH 3850 AUTO REBOOT

[mohdzulfikri]

Switch auto reboot (please help to solve this issue)

-------------------------------------------

log:

10G_NEW_CISCO#sh log
Syslog logging: enabled (0 messages dropped, 48 messages rate-limited, 0 flushes, 0 overruns, xml disabled, filtering disabled)

No Active Message Discriminator.

No Inactive Message Discriminator.

Console logging: level debugging, 264 messages logged, xml disabled,
filtering disabled
Monitor logging: level debugging, 4 messages logged, xml disabled,
filtering disabled
Buffer logging: level debugging, 311 messages logged, xml disabled,
filtering disabled
Exception Logging: size (4096 bytes)
Count and timestamp logging messages: disabled
File logging: disabled
Persistent logging: disabled

No active filter modules.

Trap logging: level informational, 302 message lines logged
Logging Source-Interface: VRF Name:

Log Buffer (16384 bytes):
6 10:07:32.655: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/19, changed state to up
Mar 6 10:07:32.746: %LINK-3-UPDOWN: Interface TenGigabitEthernet1/0/45, changed state to up
Mar 6 10:07:32.756: %LINK-3-UPDOWN: Interface TenGigabitEthernet3/0/39, changed state to up
Mar 6 10:07:32.776: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/6, changed state to up
Mar 6 10:07:32.808: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/21, changed state to up
Mar 6 10:07:32.866: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/23, changed state to up
Mar 6 10:07:32.905: %LINK-3-UPDOWN: Interface TenGigabitEthernet3/0/40, changed state to up
Mar 6 10:07:32.922: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/7, changed state to up
Mar 6 10:07:32.960: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet1/0/37, changed state to up
Mar 6 10:07:32.960: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/23, changed state to up
Mar 6 10:07:33.021: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/33, changed state to up
Mar 6 10:07:33.057: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/33, changed state to up
Mar 6 10:07:33.083: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/9, changed state to up
Mar 6 10:07:33.167: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan203, changed state to up
Mar 6 10:07:33.167: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/34, changed state to up
Mar 6 10:07:33.216: %LINK-3-UPDOWN: Interface TenGigabitEthernet3/0/42, changed state to up
Mar 6 10:07:33.236: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet2/1/2, changed state to up
Mar 6 10:07:33.246: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/18, changed state to up
Mar 6 10:07:33.275: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan5, changed state to up
Mar 6 10:07:33.275: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet1/1/3, changed state to up
Mar 6 10:07:33.346: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/7, changed state to up
Mar 6 10:07:33.368: %LINK-3-UPDOWN: Interface TenGigabitEthernet3/0/48, changed state to up
Mar 6 10:07:33.368: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/12, changed state to down
Mar 6 10:07:33.376: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/19, changed state to up
Mar 6 10:07:33.527: %LINK-3-UPDOWN: Interface TenGigabitEthernet3/0/37, changed state to up
Mar 6 10:07:33.534: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/23, changed state to up
Mar 6 10:07:33.626: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/2, changed state to down
Mar 6 10:07:33.678: %LINK-3-UPDOWN: Interface TenGigabitEthernet3/0/41, changed state to up
Mar 6 10:07:33.687: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/24, changed state to up
Mar 6 10:07:33.695: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/2, changed state to down
Mar 6 10:07:33.795: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet1/1/4, changed state to up
Mar 6 10:07:33.832: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/26, changed state to up
Mar 6 10:07:33.832: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/25, changed state to up
Mar 6 10:07:33.984: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet2/1/3, changed state to up
Mar 6 10:07:33.985: %LINK-3-UPDOWN: Interface TenGigabitEthernet3/0/44, changed state to up
Mar 6 10:07:33.994: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/28, changed state to up
Mar 6 10:07:34.004: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/6, changed state to down
Mar 6 10:07:34.104: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet1/0/46, changed state to up
Mar 6 10:07:34.183: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/7, changed state to down
Mar 6 10:07:34.184: %LINK-3-UPDOWN: Interface TenGigabitEthernet3/0/46, changed state to up
Mar 6 10:07:34.286: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet1/0/38, changed state to up
Mar 6 10:07:34.287: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/32, changed state to up
Mar 6 10:07:34.306: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/17, changed state to down
Mar 6 10:07:34.344: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet2/1/4, changed state to up
Mar 6 10:07:34.455: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/31, changed state to up
Mar 6 10:07:34.456: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/18, changed state to down
Mar 6 10:07:34.564: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/7, changed state to down
Mar 6 10:07:34.604: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/3, changed state to down
Mar 6 10:07:34.677: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet3/0/41, changed state to up
Mar 6 10:07:34.693: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/35, changed state to up
Mar 6 10:07:34.746: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet1/0/45, changed state to up
Mar 6 10:07:34.756: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet3/0/39, changed state to up
Mar 6 10:07:34.766: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/9, changed state to down
Mar 6 10:07:34.912: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/23, changed state to down
Mar 6 10:07:34.923: %LINK-3-UPDOWN: Interface Vlan201, changed state to down
Mar 6 10:07:35.063: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/24, changed state to down
Mar 6 10:07:35.105: %LINK-3-UPDOWN: Interface Vlan202, changed state to down
Mar 6 10:07:35.248: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet3/0/42, changed state to up
Mar 6 10:07:35.436: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet3/0/48, changed state to up
Mar 6 10:07:35.437: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/28, changed state to down
Mar 6 10:07:35.524: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet3/0/37, changed state to up
Mar 6 10:07:35.555: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/31, changed state to down
Mar 6 10:07:35.704: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/32, changed state to down
Mar 6 10:07:35.836: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/26, changed state to up
Mar 6 10:07:35.993: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet3/0/44, changed state to up
Mar 6 10:07:36.195: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet3/0/46, changed state to up
Mar 6 10:07:36.278: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to up
Mar 6 10:07:36.346: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet3/0/40, changed state to up
Mar 6 10:07:36.523: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/12, changed state to up
Mar 6 10:07:36.706: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/35, changed state to up
Mar 6 10:07:36.808: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/2, changed state to up
Mar 6 10:07:36.918: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/2, changed state to up
Mar 6 10:07:37.012: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/30, changed state to up
Mar 6 10:07:37.198: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/6, changed state to up
Mar 6 10:07:37.227: %LINK-3-UPDOWN: Interface Vlan201, changed state to up
Mar 6 10:07:37.267: %LINK-3-UPDOWN: Interface Vlan202, changed state to up
Mar 6 10:07:37.314: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/7, changed state to up
Mar 6 10:07:37.463: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/17, changed state to up
Mar 6 10:07:37.619: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/18, changed state to up
Mar 6 10:07:37.726: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/7, changed state to up
Mar 6 10:07:37.757: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/3, changed state to up
Mar 6 10:07:37.921: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/9, changed state to up
Mar 6 10:07:38.012: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/6, changed state to up
Mar 6 10:07:38.079: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/23, changed state to up
Mar 6 10:07:38.222: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan201, changed state to up
Mar 6 10:07:38.257: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/24, changed state to up
Mar 6 10:07:38.264: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan202, changed state to up
Mar 6 10:07:38.316: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/1, changed state to up
Mar 6 10:07:38.363: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/33, changed state to up
Mar 6 10:07:38.526: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/28, changed state to up
Mar 6 10:07:38.702: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/31, changed state to up
Mar 6 10:07:38.940: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/32, changed state to up
Mar 6 10:07:39.720: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/20, changed state to up
Mar 6 10:07:41.727: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/20, changed state to up
Mar 6 10:07:44.036: %LINK-3-UPDOWN: Interface GigabitEthernet1/0/25, changed state to up
Mar 6 10:07:46.065: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/25, changed state to up
Mar 6 10:07:46.370: %SSH-5-DISABLED: SSH 1.99 has been disabled
Mar 6 10:07:46.371: %SSH-5-ENABLED: SSH 1.99 has been enabled
Mar 6 10:07:51.382: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/25, changed state to down
Mar 6 10:07:51.810: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/25, changed state to down
Mar 6 10:07:52.382: %LINK-3-UPDOWN: Interface GigabitEthernet1/0/25, changed state to down
Mar 6 10:07:52.806: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/25, changed state to down
Mar 6 10:07:54.668: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/26, changed state to down
Mar 6 10:07:55.238: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/25, changed state to up
Mar 6 10:07:55.675: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/26, changed state to down
Mar 6 10:07:57.205: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/25, changed state to up
Mar 6 10:07:57.968: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/19, changed state to down
Mar 6 10:07:59.389: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/19, changed state to down
Mar 6 10:08:01.773: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/19, changed state to up
Mar 6 10:08:03.778: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/19, changed state to up
Mar 6 10:08:06.687: %LINK-3-UPDOWN: Interface GigabitEthernet1/0/25, changed state to up
Mar 6 10:08:08.692: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/25, changed state to up
Mar 6 10:08:15.156: %LINK-3-UPDOWN: Interface GigabitEthernet3/0/26, changed state to up
Mar 6 10:08:17.157: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet3/0/26, changed state to up
Mar 6 10:08:45.123: %ILPOWER-5-PWRGOOD_SPARE_PAIR: Interface Gi3/0/26: spare pair power good
Mar 6 10:09:17.584: %STACKMGR-6-STANDBY_ELECTED: 1 stack-mgr: Switch 2 has been elected STANDBY.
Mar 6 10:09:17.686: %REDUNDANCY-5-PEER_MONITOR_EVENT: Active detected a standby insertion (raw-event=PEER_FOUND(4))

Mar 6 10:09:17.686: %REDUNDANCY-5-PEER_MONITOR_EVENT: Active detected a standby insertion (raw-event=PEER_FOUND(4))

Mar 6 10:09:17.686: %REDUNDANCY-5-PEER_MONITOR_EVENT: Active detected a standby insertion (raw-event=PEER_REDUNDANCY_STATE_CHANGE(5))

Mar 6 10:09:17.686: %REDUNDANCY-5-PEER_MONITOR_EVENT: Active detected a standby insertion (raw-event=PEER_REDUNDANCY_STATE_CHANGE(5))

Mar 6 10:09:34.419: %SW_MATM-4-MACFLAP_NOTIF: Host e26e.dc90.b3f9 in vlan 1 is flapping between port Te2/1/3 and port Te2/1/4
Mar 6 10:09:42.456: %PLATFORM_HA-6-REDUNDANCY_MODE: ACTIVE supervisor initializing for SSO mode
Mar 6 10:09:59.290: %SPANTREE-5-EXTENDED_SYSID: Extended SysId enabled for type vlan (10G_NEW_CISCO-2)
Mar 6 10:10:03.077: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to down (10G_NEW_CISCO-2)
Mar 6 10:10:06.407: %LINK-3-UPDOWN: Interface LIIN0, changed state to up (10G_NEW_CISCO-2)
Mar 6 10:10:07.400: %LINEPROTO-5-UPDOWN: Line protocol on Interface LIIN0, changed state to up (10G_NEW_CISCO-2)
Mar 6 10:10:21.287: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan5, changed state to down (10G_NEW_CISCO-2)
Mar 6 10:10:21.297: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan201, changed state to down (10G_NEW_CISCO-2)
Mar 6 10:10:21.297: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan202, changed state to down (10G_NEW_CISCO-2)
Mar 6 10:10:21.307: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan203, changed state to down (10G_NEW_CISCO-2)
Mar 6 10:10:21.307: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan204, changed state to dow
System has been configured (10G_NEW_CISCO-2)
Mar 6 10:10:26.192: %SYS-5-RESTART: System restarted -- (10G_NEW_CISCO-2)
Cisco IOS Software, IOS-XE Software, Catalyst L3 Switch Software (CAT3K_CAA-UNIVERSALK9-M), Version 03.07.03E RELEASE SOFTWARE (fc3) (10G_NEW_CISCO-2)
Technical Support: http://www.cisco.com/techsupport (10G_NEW_CISCO-2)

[Leo Laohoo]

Start by providing the complete output to the command "sh version".

[mohdzulfikri]

10G_NEW_CISCO#sh version
Cisco IOS Software, IOS-XE Software, Catalyst L3 Switch Software (CAT3K_CAA-UNIVERSALK9-M), Version 03.07.03E RELEASE SOFTWARE (fc3)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2016 by Cisco Systems, Inc.
Compiled Wed 13-Jan-16 23:40 by prod_rel_team

Cisco IOS-XE software, Copyright (c) 2005-2015 by cisco Systems, Inc.
All rights reserved. Certain components of Cisco IOS-XE software are
licensed under the GNU General Public License ("GPL") Version 2.0. The
software code licensed under GPL Version 2.0 is free software that comes
with ABSOLUTELY NO WARRANTY. You can redistribute and/or modify such
GPL code under the terms of GPL Version 2.0.
(http://www.gnu.org/licenses/gpl-2.0.html) For more details, see the
documentation or "License Notice" file accompanying the IOS-XE software,
or the applicable URL provided on the flyer accompanying the IOS-XE
software.

ROM: IOS-XE ROMMON
BOOTLDR: CAT3K_CAA Boot Loader (CAT3K_CAA-HBOOT-M) Version 3.58, RELEASE SOFTWARE (P)

10G_NEW_CISCO uptime is 1 hour, 34 minutes
Uptime for this control processor is 1 hour, 39 minutes
System returned to ROM by reload
System restarted at 10:06:41 UTC Mon Mar 6 2023
System image file is "flash:packages.conf"
Last reload reason: Reload command

This product contains cryptographic features and is subject to United
States and local country laws governing import, export, transfer and
use. Delivery of Cisco cryptographic products does not imply
third-party authority to import, export, distribute or use encryption.
Importers, exporters, distributors and users are responsible for
compliance with U.S. and local country laws. By using this product you
agree to comply with applicable laws and regulations. If you are unable
to comply with U.S. and local laws, return this product immediately.

A summary of U.S. laws governing Cisco cryptographic products may be found at:
http://www.cisco.com/wwl/export/crypto/tool/stqrg.html

If you require further assistance please contact us by sending email to
export@cisco.com.

License Level: Lanbase
License Type: Permanent
Next reload license Level: Lanbase

cisco WS-C3850-12X48U (MIPS) processor with 4194304K bytes of physical memory.
Processor board ID FCW2020D0M8
6 Virtual Ethernet interfaces
120 Gigabit Ethernet interfaces
60 Ten Gigabit Ethernet interfaces
6 Forty Gigabit Ethernet interfaces
2048K bytes of non-volatile configuration memory.
4194304K bytes of physical memory.
252000K bytes of Crash Files at crashinfo:.
252000K bytes of Crash Files at crashinfo-2:.
250456K bytes of Crash Files at crashinfo-3:.
1611414K bytes of Flash at flash:.
1611414K bytes of Flash at flash-2:.
1609272K bytes of Flash at flash-3:.
0K bytes of Dummy USB Flash at usbflash0:.
0K bytes of Dummy USB Flash at usbflash0-2:.
0K bytes of Dummy USB Flash at usbflash0-3:.
0K bytes of at webui:.

Base Ethernet MAC Address : 00:5f:86:03:85:80
Motherboard Assembly Number : 73-15755-07
Motherboard Serial Number : FOC202012S1
Model Revision Number : H0
Motherboard Revision Number : B0
Model Number : WS-C3850-12X48U
System Serial Number : FCW2020D0M8

Switch Ports Model SW Version SW Image Mode
------ ----- ----- ---------- ---------- ----
* 1 62 WS-C3850-12X48U 03.07.03E cat3k_caa-universalk9 INSTALL
2 62 WS-C3850-12X48U 03.07.03E cat3k_caa-universalk9 INSTALL
3 62 WS-C3850-12X48U 03.07.03E cat3k_caa-universalk9 INSTALL

Switch 02
---------
Switch uptime : 1 hour, 39 minutes
Base Ethernet MAC Address : 00:5f:86:03:d6:00
Motherboard Assembly Number : 73-15755-07
Motherboard Serial Number : FOC202012S3
Model Revision Number : H0
Motherboard Revision Number : B0
Model Number : WS-C3850-12X48U
System Serial Number : FOC2020X0QK

Switch 03
---------
Switch uptime : 1 hour, 39 minutes
Base Ethernet MAC Address : 00:eb:d5:4f:32:80
Motherboard Assembly Number : 73-15755-07
Motherboard Serial Number : FOC20217SE2
Model Revision Number : H0
Motherboard Revision Number : B0
Model Number : WS-C3850-12X48U
System Serial Number : FCW2022C0NW

Configuration register is 0x102

[Leo Laohoo]

So all three switches in the stack rebooted at the same time. 

Please post the complete output to the command "sh env all"?

[mohdzulfikri]

% Ambiguous command: "sh e"
10G_NEW_CISCO#sh env all
Switch 1 FAN 1 is OK
Switch 1 FAN 2 is OK
Switch 1 FAN 3 is OK
FAN PS-1 is OK
FAN PS-2 is NOT PRESENT
Switch 2 FAN 1 is OK
Switch 2 FAN 2 is OK
Switch 2 FAN 3 is OK
FAN PS-1 is OK
FAN PS-2 is NOT PRESENT
Switch 3 FAN 1 is OK
Switch 3 FAN 2 is OK
Switch 3 FAN 3 is OK
FAN PS-1 is OK
FAN PS-2 is NOT PRESENT
Switch 1: SYSTEM TEMPERATURE is OK
Switch 2: SYSTEM TEMPERATURE is OK
Switch 3: SYSTEM TEMPERATURE is OK
SW PID Serial# Status Sys Pwr PoE Pwr Watts
-- ------------------ ---------- --------------- ------- ------- -----
1A PWR-C1-1100WAC LIT20140R13 OK Good Good 1100
1B Not Present
2A PWR-C1-1100WAC LIT20140QZ8 OK Good Good 1100
2B Not Present
3A PWR-C1-1100WAC LIT20140QZH OK Good Good 1100
3B Not Present

10G_NEW_CISCO#

[Leo Laohoo]

Check the status of the stack's power source.  

The stack only has one power supply each and they all bounced at the same time.  

I suspect the outage is due to a drop or an interruption to the power source.

Either get redundant power supplies or a UPS installed.

[marce1000]

                      >...Last reload reason: Reload command
 Normally this indicates a by user or administrator reload executed , check if there isn't any unauthorized access , 

 M.

[mohdzulfikri]

OK.

Thank you. i will try