Full Backup of DNAC is failing with the error related to NFS

[sujanyakj]

We observed sudden backup failure with the below error, any suggest here.

"Error message: mount.nfs: mount(2): Connection refused mount.nfs: portmap query retrying: RPC: Program not registered mount.nfs: portmap query failed: RPC: Program not registered mount.nfs: requested NFS version or transport protocol is not supported"

[marce1000]

 - Check these requirements : https://community.cisco.com/t5/cisco-digital-network-architecture-dna/dnac-assurance-backup/m-p/4100186#M2259

 M.

[sujanyakj]

Hi @marce1000 , Thanks for responding. I have reviewed the link, version of NFS its 3 which is supported.

The issue started from today itself, till yesterday backup were working without any issue.

[marce1000]

- I would try a restart of the NFS server.

M.