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MACsec is not supported on the Nexus 9K 9300-FX switches with NX-OS version 7.x. Customer must upgrade to NX-OS version 9.2 or later to allow enabling the MACsec feature.
Configuration statement 'feature macsec' is not available in NX-OS version 7...
Did this ever get resolved?The symptom - intermittent access, pinging from another switch enables access, but it breaks again hours later - sounds like an odd issue related to ARP and/or a duplicate address on the same network segment.Depending on wh...
Notes:Cisco Catalyst 9300X supports GRE tunnels, or IPSEC tunnels, but didn't support tunnels that combine GRE-over-IPSEC until release 17.11.1. (thanks for the link! dijx1990) While the newer IOS XE releases add support for GRE-over-IPSEC, there re...
Still waiting for Cisco to publish clear guidance on End-of-Life (EOL) and Last Day of Support (LDOS) information for the Cisco ASA 5545-X appliances. Products are no longer available for sale. Cisco Live presentations suggest LDOS is Sept 30, 2025, ...
Make sure to order Intel SFP+ modules for use with the Intel X520 network interface cards.
The Intel X520 network interface cards don't support Cisco SFP+ modules.
