Enterprise Switching Business Unit is happy to announce Beta release 16.9.3 for all Catalyst platforms 9500/9400/9300/9200/3850/3650. This beta release is made available to allow users to test, evaluate and share feedback before General Availability (GA). We encourage customers and internal users to test the Beta code and share the feedback as soon as possible.
Obtaining Pre-Release Software
Please fill-up a simple request access form
The pre-release software will be made available on the week of January 14th, email notification with links will be sent soon as the image is available for download. The software is intended for lab test environments only and not recommended for Production use.
What’s New in 16.9.3?
16.9.3 is a Maintenance Release code common for all Catalyst 3k and 9k platforms, brings in several fixes and improvements. Some of the notable improvements include.
SVL
- Support for ISSU upgrade with SVL
- Improved handling of SVL control Traffic.
- Additional fixes for issues around Switchover in SVL mode.
Security:
- Improvements for TLS based authentication.
- Cisco TrustSec enhancements for Policy downloads (CoA, PACs)
- RADIUS authentication. Improvements.
Platform:
- Hardware stability and improvements---SFPs.
- Better Memory management.
- Support for NPE images.
- Multicast scale related improvements, fixes for Multicast Scaling and Resource Leak
Management:
- Several SNMP enhancements and fixes.
Providing Feedback, Submitting Issues or have questions:
Please submit initial feedback via Feedback form provided below or email us @ ecsg-beta@external.cisco.com to help us track the feedback or questions.
Non-Disclosure Agreement:
This software and accompanied documentation is being provided to you under the non-disclosure agreement between you, your organization and Cisco. Please do not discuss this project and its features outside of the Beta related mailing lists
16.9.3 Beta Release Resolved Caveats
| DDTS | Headline |
| CSCvm74245 | Failing Dot1.x because of missing ID field |
| CSCvn38590 | CTS policies download fails with Missing/Incomplete ACEs error |
| CSCvi72094 | Traceback @ cpp_vbuginf_flags_error while clearing interface |
| CSCvj77688 | Shimming have some issue over selecting idb |
| CSCvm39894 | False authorizations and authentications even without radius server for dot1x/mab |
| CSCvm59996 | Invoking console-relay registry to resolve standby authorization failure issue @ C3850 stack |
| CSCvm76483 | cdp is disabled after the switchover |
| CSCvm92998 | IOSd crash in CTS COA |
| CSCvn13735 | Failure to detect the back to back CoA requests, leading to policy deletion. |
| CSCvn60882 | CVR-QSFP-SFP10G V02 May get un-recognised or goes to error disabled state upon installation |
| CSCvk48653 | 3650 "show macsec interface" hang and intermittent traffic loss. |
| CSCvm65963 | Crestron Gateway not linking up with BCM84888E PHY |
| CSCvn19790 | OCX CARD APS: SLOS alarm stuck in Ios after several RX cable pulls |
| CSCvn46925 | IPv6 multicast packet ff02::1:2 /DHCPv6 solicitation with L2 flooding impacts BFD/ISIS control pkts |
| CSCvn60419 | SDA:ICMPv6 neighbor Advertisement loop with L2 flooding feature enabled |
| CSCvj73828 | output drops counter mismatch after applied "qos queue-softmax-multiplier 1200" |
| CSCvm36333 | MAC address programming issue |
| CSCvm87027 | 3850 REP fail after device rebooted |
| CSCvm89005 | Packets looped internally during VXLAN decap in SD-Access environment |
| CSCvn08672 | DHCP packets cause unknown protocol drops on 16.6.x |
| CSCvn08705 | C9300/Data Plane stuck|QOS policy install fails in hardware if unsupported performance-mon is used |
| CSCvn09907 | ACL not logging with log-input configuration |
| CSCvn23706 | no mac address-table notification mac-move can't be saved after reload device |
| CSCvn31477 | Layer 2 SSM Multicast traffic hitting the CPU when SVI is configured with PIM Spare Mode |
| CSCvn36398 | WCCP Access-list might not be removed from interface after a WCCP loss of service |
| CSCvn36494 | WCCP redirection to proxy server breaks in certain scenarios. |
| CSCvn36900 | Aging times is stuck after configuration of Authentication and Port-security config |
| CSCvn46517 | some sgacl were not installed after update a Cell in ISE |
| CSCvn57570 | Switch cat9300 has crashed itself at nfem_search_netflow_table |
| CSCvn30333 | random switches being removed when running sustained snake test traffic through switches |
| CSCvm63651 | Memory leak due to authentication mac-move permit |
| CSCvn57771 | 3850 sending hostname as NAS-ID |
| CSCvn25663 | Dot1x authentication failing in Cat3650 Edges |
| CSCvn99610 | 'speed nonegotiate' config disappears after reload - C9400-LC-24S |
| CSCvn97400 | Potential memleak with crimson_tam_boot_integrity_init in 6.9.2 in IOS |
