Which port is used for NFS traffic?
The Network File System (NFS) protocol primarily utilizes Port 2049. For NFSv4 (Modern Standard), TCP 2049 port is used. For NFSv3 (Legacy standard), TCP/UDP 2049 is used for the core NFS data transfer, TCP/UDP 111 is used by RPCBIND (portmapper) to route service requests and Dynamic / Random Ports is used for services like mountd, statd, and lockd.