rpcbind
RPC port mapper service daemon
TLDR
Start rpcbind
$ sudo rpcbind
Start in foreground$ sudo rpcbind -f
Debug mode$ sudo rpcbind -d
Check status$ rpcinfo -p
SYNOPSIS
rpcbind [options]
DESCRIPTION
rpcbind is the RPC port mapper daemon. It converts RPC program numbers to network addresses, enabling clients to find RPC services. Required for NFS and NIS.Replacement for the older portmap daemon.
PARAMETERS
-d
Debug mode.-f
Foreground.-w
Warm start (restore state).-l
Logging.-h host
Bind to host.-i interface
Bind to interface.
EXAMPLES
$ # Start service
sudo systemctl start rpcbind
# Check registered programs
rpcinfo -p
# Check specific host
rpcinfo -p hostname
# List NFS services
rpcinfo -p | grep nfs
# Debug mode
sudo rpcbind -df
sudo systemctl start rpcbind
# Check registered programs
rpcinfo -p
# Check specific host
rpcinfo -p hostname
# List NFS services
rpcinfo -p | grep nfs
# Debug mode
sudo rpcbind -df
RPC INFO
$ # List all registered programs
rpcinfo -p localhost
# Test specific program
rpcinfo -u localhost nfs
# Show statistics
rpcinfo -m
rpcinfo -p localhost
# Test specific program
rpcinfo -u localhost nfs
# Show statistics
rpcinfo -m
INSTALL
sudo apt install rpcbind
sudo dnf install rpcbind
sudo pacman -S rpcbind
sudo apk add rpcbind
sudo zypper install rpcbind
nix profile install nixpkgs#rpcbind
CAVEATS
Required for NFS. Security concerns - limit access with firewall. Port 111 TCP/UDP.
HISTORY
rpcbind replaces the older portmap from Sun RPC, providing improved security and IPv6 support.
SEE ALSO
rpcinfo(8)
