IMAP access stopped working all of a sudden. Any attempts at access yielded a refusal. A check on the logs yielded only this which I can't decipher. Can anybody help with finding out what this means?

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Aug 15 22:10:57 lespaul zimbramon[30317]: 30317:info: 2006-08-15 22:10:02, STATUS: lespaul.imocha.com.my: antispam: Running
Aug 15 22:10:57 lespaul zimbramon[30317]: 30317:info: 2006-08-15 22:10:02, STATUS: lespaul.imocha.com.my: antivirus: Running
Aug 15 22:10:57 lespaul zimbramon[30317]: 30317:info: 2006-08-15 22:10:02, STATUS: lespaul.imocha.com.my: ldap: Running
Aug 15 22:10:57 lespaul zimbramon[30317]: 30317:info: 2006-08-15 22:10:02, STATUS: lespaul.imocha.com.my: logger: Running
Aug 15 22:10:57 lespaul zimbramon[30317]: 30317:info: 2006-08-15 22:10:02, STATUS: lespaul.imocha.com.my: mailbox: Running
Aug 15 22:10:57 lespaul zimbramon[30317]: 30317:info: 2006-08-15 22:10:02, STATUS: lespaul.imocha.com.my: mta: Running
Aug 15 22:10:57 lespaul zimbramon[30317]: 30317:info: 2006-08-15 22:10:02, STATUS: lespaul.imocha.com.my: snmp: Running
Aug 15 22:10:57 lespaul zimbramon[30317]: 30317:info: 2006-08-15 22:10:02, STATUS: lespaul.imocha.com.my: spell: Running
Aug 15 22:10:57 lespaul crond(pam_unix)[30311]: session closed for user zimbra
Aug 15 22:12:01 lespaul crond(pam_unix)[32261]: session opened for user zimbra by (uid=0)
Aug 15 22:14:01 lespaul crond(pam_unix)[32306]: session opened for user zimbra by (uid=0)
Aug 15 22:15:31 lespaul crond(pam_unix)[30309]: session closed for user zimbra
Aug 15 22:16:00 lespaul zimbramon[32262]: 32262:info: 2006-08-15 22:12:01, STATUS: : Cannot: determine
Aug 15 22:16:01 lespaul crond(pam_unix)[32391]: session opened for user zimbra by (uid=0)
Aug 15 22:17:57 lespaul zimbramon[32307]: 32307:info: 2006-08-15 22:14:01, STATUS: : Cannot: determine
Aug 15 22:18:01 lespaul crond(pam_unix)[32474]: session opened for user zimbra by (uid=0)
Aug 15 22:19:56 lespaul zimbramon[32392]: 32392:info: 2006-08-15 22:16:02, STATUS: : Cannot: determine
Aug 15 22:20:02 lespaul crond(pam_unix)[32515]: session opened for user zimbra by (uid=0)
Aug 15 22:20:02 lespaul crond(pam_unix)[32512]: session opened for user zimbra by (uid=0)
Aug 15 22:20:02 lespaul crond(pam_unix)[32514]: session opened for user zimbra by (uid=0)
Aug 15 22:20:02 lespaul crond(pam_unix)[32513]: session opened for user zimbra by (uid=0)
Aug 15 22:20:03 lespaul zimbramon[32517]: 32517:info: 2006-08-15 22:20:02, QUEUE: 0 0
Aug 15 22:20:03 lespaul crond(pam_unix)[32512]: session closed for user zimbra
Aug 15 22:21:23 lespaul zimbramon[32518]: 32518:info: 2006-08-15 22:20:02, DISK: lespaul.imocha.com.my: dev: /dev/sda3, mp: /, tot: 108536, avail: 97214
Aug 15 22:21:23 lespaul zimbramon[32518]: 32518:info: 2006-08-15 22:20:02, DISK: lespaul.imocha.com.my: dev: /dev/sdb1, mp: /home, tot: 112666, avail: 106844
Aug 15 22:21:40 lespaul crond(pam_unix)[32261]: session closed for user zimbra
Aug 15 22:21:53 lespaul zimbramon[32475]: 32475:info: 2006-08-15 22:18:02, STATUS: : Cannot: determine
Aug 15 22:22:01 lespaul crond(pam_unix)[32668]: session opened for user zimbra by (uid=0)
Aug 15 22:22:34 lespaul saslauthd[23727]: auth_zimbra: royngan@imocha.com.my auth failed: curl_easy_perform: error(6): Couldn't resolve host 'lespaul.imocha.com.my'
Aug 15 22:22:34 lespaul saslauthd[23727]: do_auth : auth failure: [user=royngan@imocha.com.my] [service=smtp] [realm=imocha.com.my] [mech=zimbra] [reason=Unknown]
Aug 15 22:23:45 lespaul crond(pam_unix)[32306]: session closed for user zimbra
Aug 15 22:23:59 lespaul zimbramon[32516]: 32516:info: 2006-08-15 22:20:02, STATUS: : Cannot: determine
Aug 15 22:24:01 lespaul crond(pam_unix)[32763]: session opened for user zimbra by (uid=0)
Aug 15 22:25:22 lespaul saslauthd[23728]: auth_zimbra: royngan@imocha.com.my auth failed: curl_easy_perform: error(6): Couldn't resolve host 'lespaul.imocha.com.my'
Aug 15 22:25:22 lespaul saslauthd[23728]: do_auth : auth failure: [user=royngan@imocha.com.my] [service=smtp] [realm=imocha.com.my] [mech=zimbra] [reason=Unknown]
Aug 15 22:25:35 lespaul crond(pam_unix)[32391]: session closed for user zimbra
Aug 15 22:26:02 lespaul crond(pam_unix)[395]: session opened for user zimbra by (uid=0)
Aug 15 22:26:03 lespaul zimbramon[32669]: 32669:info: 2006-08-15 22:22:02, STATUS: : Cannot: determine
Aug 15 22:27:15 lespaul crond(pam_unix)[32474]: session closed for user zimbra
Aug 15 22:27:54 lespaul zimbramon[32764]: 32764:info: 2006-08-15 22:24:02, STATUS: : Cannot: determine
Aug 15 22:28:01 lespaul crond(pam_unix)[443]: session opened for user zimbra by (uid=0)
Aug 15 22:29:03 lespaul crond(pam_unix)[32515]: session closed for user zimbra
Aug 15 22:29:31 lespaul crond(pam_unix)[32514]: session closed for user zimbra
Aug 15 22:29:31 lespaul crond(pam_unix)[32513]: session closed for user zimbra
Aug 15 22:29:58 lespaul zimbramon[396]: 396:info: 2006-08-15 22:26:02, STATUS: : Cannot: determine
Aug 15 22:30:01 lespaul crond(pam_unix)[556]: session opened for user zimbra by (uid=0)
Aug 15 22:30:01 lespaul crond(pam_unix)[557]: session opened for user zimbra by (uid=0)
Aug 15 22:30:01 lespaul crond(pam_unix)[555]: session opened for user zimbra by (uid=0)
Aug 15 22:30:01 lespaul crond(pam_unix)[558]: session opened for user zimbra by (uid=0)
Aug 15 22:30:02 lespaul zimbramon[562]: 562:info: 2006-08-15 22:30:02, QUEUE: 0 0
Aug 15 22:30:02 lespaul crond(pam_unix)[555]: session closed for user zimbra
Aug 15 22:30:55 lespaul crond(pam_unix)[32668]: session closed for user zimbra
Aug 15 22:31:21 lespaul zimbramon[561]: 561:info: 2006-08-15 22:30:02, DISK: lespaul.imocha.com.my: dev: /dev/sda3, mp: /, tot: 108536, avail: 97213
Aug 15 22:31:21 lespaul zimbramon[561]: 561:info: 2006-08-15 22:30:02, DISK: lespaul.imocha.com.my: dev: /dev/sdb1, mp: /home, tot: 112666, avail: 106844
Aug 15 22:32:01 lespaul crond(pam_unix)[663]: session opened for user zimbra by (uid=0)
Aug 15 22:32:02 lespaul zimbramon[444]: 444:info: 2006-08-15 22:28:01, STATUS: : Cannot: determine
Aug 15 22:33:19 lespaul crond(pam_unix)[32763]: session closed for user zimbra
Aug 15 22:33:58 lespaul zimbramon[563]: 563:info: 2006-08-15 22:30:02, STATUS: : Cannot: determine
Aug 15 22:34:01 lespaul crond(pam_unix)[755]: session opened for user zimbra by (uid=0)
Aug 15 22:35:11 lespaul crond(pam_unix)[395]: session closed for user zimbra
Aug 15 22:35:50 lespaul zimbramon[664]: 664:info: 2006-08-15 22:32:02, STATUS: : Cannot: determine
Aug 15 22:36:01 lespaul crond(pam_unix)[858]: session opened for user zimbra by (uid=0)
Aug 15 22:37:01 lespaul crond(pam_unix)[443]: session closed for user zimbra
Aug 15 22:38:01 lespaul crond(pam_unix)[958]: session opened for user zimbra by (uid=0)
Aug 15 22:38:04 lespaul zimbramon[756]: 756:info: 2006-08-15 22:34:01, STATUS: : Cannot: determine
Aug 15 22:38:07 lespaul saslauthd[23724]: auth_zimbra: kelly@imocha.com.my auth failed: curl_easy_perform: error(6): Couldn't resolve host 'lespaul.imocha.com.my'
Aug 15 22:38:07 lespaul saslauthd[23724]: do_auth : auth failure: [user=kelly@imocha.com.my] [service=smtp] [realm=imocha.com.my] [mech=zimbra] [reason=Unknown]
Aug 15 22:39:04 lespaul saslauthd[23725]: auth_zimbra: kelly@imocha.com.my auth failed: curl_easy_perform: error(6): Couldn't resolve host 'lespaul.imocha.com.my'
Aug 15 22:39:04 lespaul saslauthd[23725]: do_auth : auth failure: [user=kelly@imocha.com.my] [service=smtp] [realm=imocha.com.my] [mech=zimbra] [reason=Unknown]
Aug 15 22:39:14 lespaul crond(pam_unix)[558]: session closed for user zimbra
Aug 15 22:39:14 lespaul crond(pam_unix)[556]: session closed for user zimbra
Aug 15 22:39:57 lespaul crond(pam_unix)[557]: session closed for user zimbra
Aug 15 22:39:58 lespaul zimbramon[859]: 859:info: 2006-08-15 22:36:01, STATUS: : Cannot: determine
Aug 15 22:40:01 lespaul crond(pam_unix)[998]: session opened for user zimbra by (uid=0)
Aug 15 22:40:01 lespaul crond(pam_unix)[1000]: session opened for user zimbra by (uid=0)
Aug 15 22:40:01 lespaul crond(pam_unix)[999]: session opened for user zimbra by (uid=0)
Aug 15 22:40:01 lespaul crond(pam_unix)[997]: session opened for user zimbra by (uid=0)
Aug 15 22:40:02 lespaul zimbramon[1004]: 1004:info: 2006-08-15 22:40:01, QUEUE: 0 0
Aug 15 22:40:02 lespaul crond(pam_unix)[997]: session closed for user zimbra
Aug 15 22:40:28 lespaul saslauthd[23726]: auth_zimbra: kelly@imocha.com.my auth failed: curl_easy_perform: error(6): Couldn't resolve host 'lespaul.imocha.com.my'
Aug 15 22:40:28 lespaul saslauthd[23726]: do_auth : auth failure: [user=kelly@imocha.com.my] [service=smtp] [realm=imocha.com.my] [mech=zimbra] [reason=Unknown]
Aug 15 22:41:10 lespaul saslauthd[23727]: auth_zimbra: kelly@imocha.com.my auth failed: curl_easy_perform: error(6): Couldn't resolve host 'lespaul.imocha.com.my'
Aug 15 22:41:10 lespaul saslauthd[23727]: do_auth : auth failure: [user=kelly@imocha.com.my] [service=smtp] [realm=imocha.com.my] [mech=zimbra] [reason=Unknown]
Aug 15 22:41:22 lespaul zimbramon[1003]: 1003:info: 2006-08-15 22:40:01, DISK: lespaul.imocha.com.my: dev: /dev/sda3, mp: /, tot: 108536, avail: 97215
Aug 15 22:41:22 lespaul zimbramon[1003]: 1003:info: 2006-08-15 22:40:01, DISK: lespaul.imocha.com.my: dev: /dev/sdb1, mp: /home, tot: 112666, avail: 106844
Aug 15 22:41:41 lespaul crond(pam_unix)[663]: session closed for user zimbra
Aug 15 22:41:49 lespaul zimbramon[959]: 959:info: 2006-08-15 22:38:01, STATUS: : Cannot: determine
Aug 15 22:42:01 lespaul crond(pam_unix)[1153]: session opened for user zimbra by (uid=0)
Aug 15 22:43:03 lespaul crond(pam_unix)[755]: session closed for user zimbra
Aug 15 22:44:01 lespaul crond(pam_unix)[1245]: session opened for user zimbra by (uid=0)
Aug 15 22:44:02 lespaul zimbramon[1002]: 1002:info: 2006-08-15 22:40:01, STATUS: : Cannot: determine
Aug 15 22:45:25 lespaul amavis[21296]: Net::Server: 2006/08/15-22:45:25 Server closing!
Aug 15 22:45:38 lespaul crond(pam_unix)[858]: session closed for user zimbra
Aug 15 22:45:43 lespaul saslauthd[23724]: server_exit : master exited: 23724
Aug 15 22:45:49 lespaul clamd[22035]: Pid file removed.
Aug 15 22:45:49 lespaul clamd[22035]: Exiting (clean)
Aug 15 22:45:49 lespaul clamd[22035]: --- Stopped at Tue Aug 15 22:45:49 2006
Aug 15 22:46:03 lespaul zimbramon[1154]: 1154:info: 2006-08-15 22:42:01, STATUS: : Cannot: determine
Aug 15 22:46:04 lespaul crond(pam_unix)[1528]: session opened for user zimbra by (uid=0)
Aug 15 22:47:07 lespaul crond(pam_unix)[958]: session closed for user zimbra
Aug 15 22:47:55 lespaul sshd(pam_unix)[1693]: session opened for user kokwei by (uid=0)
Aug 15 22:48:01 lespaul zimbramon[1246]: 1246:info: 2006-08-15 22:44:01, STATUS: : Cannot: determine
Aug 15 22:48:01 lespaul crond(pam_unix)[1722]: session opened for user zimbra by (uid=0)
Aug 15 22:48:21 lespaul su(pam_unix)[1720]: session opened for user root by kokwei(uid=502)
Aug 15 22:48:34 lespaul su(pam_unix)[1779]: session opened for user zimbra by kokwei(uid=0)

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