Hello All, we have 2 core Nexus 7K switches in VPC. And having fabric-path between them. One of the SVI VLAN directly connected through fabricpath is not pinging each other but one side arp learning and another side arp is incomplete what would be th...

Hello All,Recently we have upgraded DNAC 2.3.5.5 to 2.3.7.7 post that Cisco 5520 WLC not able to fetch telemetry updates to DNAC. when we verified in network assurance showing error as “Peer certificate cannot be authenticated with given CA certifica...

Hello All,We have Cisco 9800 Guest users getting disconnected post portal authentication. Not all users few of users. Setup:Foreign 9800-L --> Anchor WLC 9800-LGuest SSID --> Open Layer 2 Security, Layer 3 Web-Auth External URL redirection(Aruba Clea...

Hello Everyone, We could see  there is a packet loss to the access switch. I will say the setup below. Please help me to fix this issue. Core switch(6504) [Gi1/3/8 & Gi2/3/8]<--> [Gi1/1/1 & Gi1/1/2] 3850 Access Switch[Gi1/0/48] <--> [Gi0/47]Downlink ...