RME is trying to copy the desired config changes to the device using TFTP. The way RME does this is to use the CISCO-CONFIG-COPY-MIB to trigger a TFTP upload. Therefore, you need a valid SNMP read-write credential in DCR for this device. The device also needs to be reachable via TFTP from the RME server. This means UDP port 69 as well as all UDP ports > 5000 need to be open between the device and server.
You need to check what I mentioned before. In order for TFTP to work, you need to have a valid read-write SNMP credential in DCR for these devices, and you need to be permitting the required UDP ports.
We are pleased to announce availability of Beta software for 16.6.3. 16.6.3 will be the second rebuild on the 16.6 release train targeted towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are looking for early feedback from custome...