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Software Configuration Guide—Release IOS XE 3.6.0E and IOS 15.2(2)SG
OL-30933-01
Chapter 5 Configuring Virtual Switching Systems
In-Service Software Upgrade (ISSU) on a VSS
Negotiated Information
While the Stored compatibility matrix information is used before an ISSU upgrade is attempted, the
Negotiated compatibility matrix information pertains to the ISSU state after or during an ISSU upgrade
attempt. It contains information about how the different software components comprising the IOS XE
images on the two supervisor engines were able to negotiate their states. So, this data is useful for
troubleshooting failed ISSU upgrade operations.
To display information about the ISSU compatibility matrix, perform this task:
This example shows how to display negotiated information regarding the compatibility matrix:
Switch> enable
Switch# show issu comp-matrix negotiated
CardType: WS-C4503-E(182), Uid: 11, Image Ver: 15.1(2)SGN1.34
Image Name: cat4500e-UNIVERSAL-M
Cid Eid Sid pSid pUid Compatibility
=======================================================
2 1 131111 4 1 COMPATIBLE
3 1 65617 7 1 COMPATIBLE
4 1 131085 11 1 COMPATIBLE
5 1 131115 13 1 COMPATIBLE
...
...
7200 1 131105 75 1 COMPATIBLE
7201 1 131151 76 1 COMPATIBLE
7203 1 131127 74 1 COMPATIBLE
7301 1 131137 77 1 COMPATIBLE
Message group summary:
Cid Eid GrpId Sid pSid pUid Nego Result
=============================================================
2 1 1 131111 4 1 Y
3 1 1 65617 7 1 Y
4 1 1 131085 11 1 Y
5 1 1 131115 13 1 Y
Command or Action Purpose
Step 1
Switch> enable
Enables privileged EXEC mode. Enter your password if
prompted.
Step 2
Switch# show issu comp-matrix
{negotiated | xml}
Displays the negotiated ISSU compatibility matrix, either in
plain text or in XML form.
• negotiated—Displays negotiated compatibility matrix
information in plain text.
• xml—Displays negotiated compatibility matrix
information in XML form.
Note These commands display only the data within IOSd
process.
Use the show package compatibility command to display
the information for the whole system.
Step 3
Switch# show package compatibility
Displays information regarding all client compatibility in
the system.