NFS V4: ETA Q3/2003
single, stateful protocol
- including lock & mount
- OPEN & CLOSE operations
- TCP transport only
- no retries
- smarter servers
- simpler clients
- -> WAN, firewalls ok
enhanced security
- principal based (strings, not numeric Ids)
- negotiated
- uses RPCSEC_GSS
- Kerberos 5 mandatory
- other protocols available for GSS-API optional