rpc.mountd(8) System Manager's Manual rpc.mountd(8) rpc.mountd - NFS /usr/sbin/rpc.mountd [] rpc.mountd NFS NFS 2 NFS [RFC1094] 3 NFS [RFC1813]. . NFS (nfsd) . mountd . Mountd /var/lib/nfs/etab exportfs(8) exports(5) . NFS NFS . MNT ( ) UMNT ( ). MNT : IP . MNT NFS rpc.mountd IP . rpc.mountd NFS . NFS LOOKUP . rmtab rpc.mountd MNT /var/lib/nfs/rmtab. UMNT NFS rpc.mountd /var/lib/nfs/rmtab . NFS showmount(8). showmount(8) NFS . /var/lib/nfs/rmtab . UMNT. UMNT /var/lib/nfs/rmtab. NFSv4 4 ( ) NFS NFS . NFS NFS (nfsd). /var/lib/nfs/rmtab NFSv4. -d --debug . : all auth call general parse. -l --log-auth nfsd. 30 ( --ttl ) 15 ( ttl) . -l -d auth /etc/nfs.conf "debug = auth" [mountd]. rpc.mountd MOUNT NFSv3 NFSv4 . -i --cache-use-ipaddr IP ( ) /etc/exports . . -i IP . -l . -T --ttl (TTL) . . -l. . TTL 1800 (30 ). -F --foreground ( ) -h --help . -o num --descriptors num num. . -N mountd-version --no-nfs-version mountd-version rpc.mountd NFS. rpc.mountd NFS 2 3 4. rpc.mountd --no-nfs-version . -n --no-tcp TCP . -p num -P num --port num RPC. rpc.mountd /etc/services . rpc.mountd NFS . -H prog --ha-callout prog . MOUNT UNMOUNT. rpc.mountd NFS (HA-NFS). 4 . mount unmount . . . . 2.6 . nfsd /proc/fs/nfsd. -s, --state-directory-path directory (etab rmtab). /var/lib/nfs. -r, --reverse-lookup rpc.mountd IP rmtab. DUMP ( showmount -a) IP . rpc.mountd IP . . -t N --num-threads=N --num-threads N rpc.mountd. . NFS NFS DNS . -u --no-udp UDP -V version --nfs-version version rpc.mountd NFS. rpc.mountd NFS 2 3. -v --version rpc.mountd . -c --apply-root-cred mountd NFSv3 . mountd . mountd CAP_SETUID CAP_SETGID . LSM SELinux / . mountd mountd . . : . . -g --manage-gids . NFS ( Kerberos ) . NFS 16 . -g . '' newgroup . 2.6.21. -L --no-netlink netlink /proc/net/rpc . netlink . [mountd] [nfsd] /etc/nfs.conf. [mountd]: manage-gids no-netlink cache-use-ipaddr descriptors port threads ttl reverse-lookup state-directory-path ha-callout . [nfsd]: TCP UDP vers3 vers4 rpc.nfsd(8). TCP_WRAPPERS rpc.mountd tcp_wrapper iptables(8). tcp_wrapper IPv4 . NFS rpc.mountd /etc/hosts.allow. mountd rpc.mountd . IP. tcpd(8) hosts_access(5). IPv6 TI-RPC TI-RPC NFS IPv6. TI-RPC rpc.mountd 'visible' /etc/netconfig. rpc.mountd. /etc/exports exportfs /var/lib/nfs/rmtab exportfs(8), exports(5), showmount(8), rpc.nfsd(8), rpc.rquotad(8), nfs(5), nfs.conf(5), tcpd(8), hosts_access(5), iptables(8), netconfig(5) RFC 1094 - "NFS: " RFC 1813 - "NFS 3 " RFC 7530 - " (NFS) 4" RFC 8881 - " (NFS) 4 1" Olaf Kirch H. J. Lu G. Allan Morris III . 3 . . : . 31 2009 rpc.mountd(8)