DEFERRAL ADVISORY NOTICE


Dear Cisco Customer,
Cisco engineering has identified at least one serious software issue with the release which you have selected that may affect your use of these software. Please review the Deferral notice below to determine if the issue(s) apply to your network. Deferred images are no longer be available for download. Customers are urged to upgrade to the recommended solution image or most current software version.

For more comprehensive information about what is included in this software, please refer to the Cisco software Release Notes, available from the Product Selector tool. From this page, select the product you are interested in. Release Notes are under General Information on the product page.

Table Of Affected Software And Replacement Solution

OS Type Software Affected Software Solution Version(s) Software(s) Version Software(s) Availability (mm/dd/yyyy) IOSXE 16.12.1 C9800-40-universalk9_wlc.16.12.01.SPA.bin C9800-80-universalk9_wlc.16.12.01.SPA.bin C9800-CL-universalk9.16.12.01-esxi.run C9800-CL-universalk9.16.12.01.SPA.bin C9800-CL-universalk9.16.12.01.iso C9800-CL-universalk9.16.12.01.ova C9800-CL-universalk9.16.12.01.qcow2 C9800-CL-universalk9.16.12.01.tar.gz C9800-L-universalk9_wlc.16.12.01.SPA.bin 16.12.4a C9800-40-universalk9_wlc.16.12.04a.SPA.bin C9800-80-universalk9_wlc.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a-esxi.run C9800-CL-universalk9.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a.iso C9800-CL-universalk9.16.12.04a.ova C9800-CL-universalk9.16.12.04a.qcow2 C9800-CL-universalk9.16.12.04a.tar.gz C9800-L-universalk9_wlc.16.12.04a.SPA.bin 09-17-2020 IOSXE 16.12.1 C9800-CL-universalk9.16.12.01-kvm.run 16.12.4a C9800-CL-universalk9.16.12.04a-kvm.run 09-17-2020 IOSXE 16.12.1 C9800-CL-universalk9.16.12.01-nfvis.run 16.12.4a C9800-CL-universalk9.16.12.04a-nfvis.run 09-17-2020 IOSXE 16.12.1s C9800-40-universalk9_wlc.16.12.01s.SPA.bin C9800-80-universalk9_wlc.16.12.01s.SPA.bin C9800-CL-universalk9.16.12.01s-esxi.run C9800-CL-universalk9.16.12.01s.SPA.bin C9800-CL-universalk9.16.12.01s.iso C9800-CL-universalk9.16.12.01s.ova C9800-CL-universalk9.16.12.01s.qcow2 C9800-CL-universalk9.16.12.01s.tar.gz C9800-L-universalk9_wlc.16.12.01s.SPA.bin 16.12.4a C9800-40-universalk9_wlc.16.12.04a.SPA.bin C9800-80-universalk9_wlc.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a-esxi.run C9800-CL-universalk9.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a.iso C9800-CL-universalk9.16.12.04a.ova C9800-CL-universalk9.16.12.04a.qcow2 C9800-CL-universalk9.16.12.04a.tar.gz C9800-L-universalk9_wlc.16.12.04a.SPA.bin 09-17-2020 IOSXE 16.12.1s C9800-CL-universalk9.16.12.01s-kvm.run 16.12.4a C9800-CL-universalk9.16.12.04a-kvm.run 09-17-2020 IOSXE 16.12.1s C9800-CL-universalk9.16.12.01s-nfvis.run 16.12.4a C9800-CL-universalk9.16.12.04a-nfvis.run 09-17-2020 IOSXE 16.12.1t C9800-40-universalk9_wlc.16.12.01t.SPA.bin C9800-80-universalk9_wlc.16.12.01t.SPA.bin C9800-CL-universalk9.16.12.01t-esxi.run C9800-CL-universalk9.16.12.01t.SPA.bin C9800-CL-universalk9.16.12.01t.iso C9800-CL-universalk9.16.12.01t.ova C9800-CL-universalk9.16.12.01t.qcow2 C9800-CL-universalk9.16.12.01t.tar.gz C9800-L-universalk9_wlc.16.12.01t.SPA.bin 16.12.4a C9800-40-universalk9_wlc.16.12.04a.SPA.bin C9800-80-universalk9_wlc.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a-esxi.run C9800-CL-universalk9.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a.iso C9800-CL-universalk9.16.12.04a.ova C9800-CL-universalk9.16.12.04a.qcow2 C9800-CL-universalk9.16.12.04a.tar.gz C9800-L-universalk9_wlc.16.12.04a.SPA.bin 09-17-2020 IOSXE 16.12.1t C9800-CL-universalk9.16.12.01t-kvm.run 16.12.4a C9800-CL-universalk9.16.12.04a-kvm.run 09-17-2020 IOSXE 16.12.1t C9800-CL-universalk9.16.12.01t-nfvis.run 16.12.4a C9800-CL-universalk9.16.12.04a-nfvis.run 09-17-2020 IOSXE 16.12.2s C9800-40-universalk9_wlc.16.12.02s.SPA.bin C9800-80-universalk9_wlc.16.12.02s.SPA.bin C9800-CL-universalk9.16.12.02s-esxi.run C9800-CL-universalk9.16.12.02s.SPA.bin C9800-CL-universalk9.16.12.02s.iso C9800-CL-universalk9.16.12.02s.ova C9800-CL-universalk9.16.12.02s.qcow2 C9800-CL-universalk9.16.12.02s.tar.gz C9800-L-universalk9_wlc.16.12.02s.SPA.bin 16.12.4a C9800-40-universalk9_wlc.16.12.04a.SPA.bin C9800-80-universalk9_wlc.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a-esxi.run C9800-CL-universalk9.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a.iso C9800-CL-universalk9.16.12.04a.ova C9800-CL-universalk9.16.12.04a.qcow2 C9800-CL-universalk9.16.12.04a.tar.gz C9800-L-universalk9_wlc.16.12.04a.SPA.bin 09-17-2020 IOSXE 16.12.2s C9800-CL-universalk9.16.12.02s-kvm.run 16.12.4a C9800-CL-universalk9.16.12.04a-kvm.run 09-17-2020 IOSXE 16.12.2s C9800-CL-universalk9.16.12.02s-nfvis.run 16.12.4a C9800-CL-universalk9.16.12.04a-nfvis.run 09-17-2020 IOSXE 16.12.3 C9800-40-universalk9_wlc.16.12.03.SPA.bin C9800-80-universalk9_wlc.16.12.03.SPA.bin C9800-CL-universalk9.16.12.03-esxi.run C9800-CL-universalk9.16.12.03.SPA.bin C9800-CL-universalk9.16.12.03.iso C9800-CL-universalk9.16.12.03.ova C9800-CL-universalk9.16.12.03.qcow2 C9800-CL-universalk9.16.12.03.tar.gz C9800-L-universalk9_wlc.16.12.03.SPA.bin 16.12.4a C9800-40-universalk9_wlc.16.12.04a.SPA.bin C9800-80-universalk9_wlc.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a-esxi.run C9800-CL-universalk9.16.12.04a.SPA.bin C9800-CL-universalk9.16.12.04a.iso C9800-CL-universalk9.16.12.04a.ova C9800-CL-universalk9.16.12.04a.qcow2 C9800-CL-universalk9.16.12.04a.tar.gz C9800-L-universalk9_wlc.16.12.04a.SPA.bin 09-17-2020 IOSXE 16.12.3 C9800-CL-universalk9.16.12.03-kvm.run 16.12.4a C9800-CL-universalk9.16.12.04a-kvm.run 09-17-2020 IOSXE 16.12.3 C9800-CL-universalk9.16.12.03-nfvis.run 16.12.4a C9800-CL-universalk9.16.12.04a-nfvis.run 09-17-2020

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List of Affected Platform(s) for above software:

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Reason for Deferral:
DDTS No(s):
CSCvu24770
Headline: Various Android 10 phones fail to associate

Maintenance DDTS[These are defects that did not cause this advisory, however fixes are included in the solution]:
none

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Disclaimer:

In order to increase network availability, Cisco recommends that you upgrade affected images with the suggested replacement software images. Cisco will discontinue manufacturing shipment of affected images. Any pending order will be substituted by the replacement software images.

PLEASE BE AWARE THAT FAILURE TO UPGRADE THE AFFECTED SOFTWARE MAY RESULT IN NETWORK DOWNTIME.

The terms and conditions that governed your rights and obligations and those of Cisco, with respect to the deferred software will apply to the replacement software.