Hi team, I try to upgrade ios xr v7.5.1 to 7.9.2 on NCS540-ACC-SYS. I followed the following steps: Step 1. I installed ISO to the router. install source tftp://10.1.1.69/ ncs540-mini-x-7.9.2.iso Step 2. I try to activate this ISO on router, but i ca...

Hi team, Is it possible to configure macsec on a 100G unplink Nexus C93180YC-FX3?  I found this information about the Nexus 93180YC-FX3"Beginning with Cisco NX-OS Release 9.3(7), the Cisco Nexus 93180YC-FX3, and 93108TC-FX3P switches support MACsec o...

Hi team,  ACI fabric uses an SSL certificate for the Intra-Fabric Messaging process. If I understand correctly, I will not be able to join the new switch to aci after the certificate expires. Am'i right? 

Hi team,  I am going to deploy aci multipod fabric using APIC-CLUSTER-L4 and N9K-C93600CD-GX as spine switches, two switches for each pod.  Cisco writes that APIC-CLUSTER-L4 are now bundled with 2 (two) Advantage XF2 3-year-term licenses that can be ...