Trying to mount: [root@wont ~]# mount -o vers=3,hard,intr adept:/fooper /t/adept mount.nfs: access denied by server while mounting adept:/fooper [root@wont ~]# uname -a Linux wont.internal.excfb.com 2.6.35.10-74.fc14.x86_64 #1 SMP Thu Dec 23 16:04:50 UTC 2010 x86_64 x86_64 x86_64 GNU/Linux [root@wont ~]# showmount -e adept Export list for adept: /fooper @adeptya The server tells us: [root@adept log]# more /etc/exports /fooper @titan(rw) [root@adept log]# vi /etc/exports [root@adept log]# more /etc/exports /fooper @adeptya(rw) [root@adept log]# exportfs -au [root@adept log]# exportfs -a [root@adept log]# exportfs /fooper @adeptya [root@adept log]# ypmatch adeptya netgroup (adept,,) (adept.internal.excfb.com,,) (wont,,) (wont.internal.excfb.com,,) [root@adept log]# host wont.internal.excfb.com wont.internal.excfb.com has address 192.168.2.105 [root@adept log]# host 192.168.2.105 105.2.168.192.in-addr.arpa domain name pointer wont.internal.excfb.com. [root@adept log]# tail messages Feb 7 13:33:41 adept mountd[13050]: refused mount request from 192.168.2.105 for /fooper (/fooper): unmatched host Feb 7 13:34:58 adept mountd[13050]: refused mount request from 192.168.2.105 for /fooper (/fooper): unmatched host Feb 7 13:36:02 adept mountd[13050]: refused mount request from 192.168.2.105 for /fooper (/fooper): unmatched host Feb 7 13:36:32 adept mountd[13050]: refused mount request from 192.168.2.105 for /fooper (/fooper): unmatched host Feb 7 13:37:14 adept mountd[13050]: authenticated mount request from 192.168.2.105:698 for /fooper (/fooper) Feb 7 13:38:12 adept mountd[13050]: authenticated unmount request from 192.168.2.105:657 for /fooper (/fooper) Feb 7 13:39:06 adept mountd[13050]: refused mount request from 192.168.2.105 for /fooper (/fooper): unmatched host Feb 7 13:43:52 adept mountd[13050]: refused mount request from 192.168.2.105 for /fooper (/fooper): unmatched host Feb 7 13:45:24 adept mountd[13050]: refused mount request from 192.168.2.105 for /fooper (/fooper): unmatched host Feb 7 13:48:17 adept mountd[13050]: refused mount request from 192.168.2.105 for /fooper (/fooper): unmatched host The success at 13:37:14 was from when I changed the export to: [root@adept ~]# exportfs /fooper 192.168.2.0/255.255.255.0 to verify that NFS was working. At that point I was able to mount, create a file, etc. Oh yeah, the NFS server is also the NIS and DNS server, so there shouldn't be any connectivity issues. What can I do to further triage this? Thanks! -- Tom Haynes ex-cfb -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html