Are the cluster and service (/20 or /21) networks only usable in the DNAC appliance? Or can they not overlap any IP space in the external network? If so, what is the real reason behind this?

Hello!I have DNAC version 2.1.2.5 and SD access fabric based on two C9300-48U switches: one border&control plane node, another - edge node.I create one VN network USERS with one IP network and try to configure routing with server out of fabric but hav... view more

We are using Prime 3.5 and our name servers have been moved to a virtual datacenter and have new ip addresses now. How do I update our Prime server? I can't seem to find a setting.

Hello, I have a Cisco 2900 which WAN interface works with double VLAN tagging as below, interface GigabitEthernet0/0.1501encapsulation dot1Q 2525 second-dot1q 1501ip address 172.26.145.34 255.255.255.252I am trying to migrate this Cisco router t... view more

Hi, Does the SFP-10G-LR only work with single mode fiber?  And should the port led be orange when connecting the sfp to a switch?