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JUNOSe 11.1.x Service Availability Configuration Guide
failed hosts: 0
failed users: 0
Statistics since last system reload:
attempts: 3
failed hosts: 0
failed users: 0
To display detailed information about unified ISSU status and warnings in addition
to criteria required for unified ISSU and whether the router hardware and software
meet the required criteria, issue the show issu detail command.
host1#show issu detail
ISSU state:
idle
ISSU description: ISSU is currently idle
criteria met:
No, upgrade error(s) found
running release:
dtnguyen.rel
armed release:
dtnguyen.rel
#
ISSU Criteria Summary
--
------------------------------------------------------------
1
In-Service Software Upgrade ready?
2
High-Availability ready?
3
Line modules ready?
4
Configuration conversion support ready?
5
CLI sessions ready?
6
Routing applications ready?
7
Protocol timers ready?
The following example shows a case when a few clients are connected to the FTP
server, and the FTP ISSU state becomes conditional. However, unified ISSU begins
without any error. All existing connections are dropped when you issue the issu start
command and the upgrade runs.
host1#show ftp-server
FTP Server state: enabled, 1 open connections
Statistics since server was last started:
attempts: 3
failed hosts: 0
failed users: 0
Statistics since last system reload:
attempts: 3
failed hosts: 0
failed users: 0
host1#show issu detail
ISSU state:
idle
ISSU description: ISSU is currently idle
criteria met:
No, upgrade error(s) found
running release:
dtnguyen.rel
armed release:
dtnguyen.rel
#
ISSU Criteria Summary
--
------------------------------------------------------------
1
In-Service Software Upgrade ready?
2
High-Availability ready?
3
Line modules ready?
4
Configuration conversion support ready?
84
Unexpected File Transfer Protocol Server Behavior During Unified ISSU
Met
-----------
Yes
No
Conditional
Yes
Yes
Yes
Yes
Met
-----------
Yes
No
Conditional
Yes
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