the result:
root@mail:~# /opt/zimbra/bin/zmcertmgr viewdeployedcrt
::service mta::
notBefore=Aug 26 12:52:03 2011 GMT
notAfter=Aug 25 12:52:03 2012 GMT
subject= /C=US/ST=N/A/O=Zimbra Collaboration Suite/OU=Zimbra Collaboration Suite /CN=mail.diyaworks.com
issuer= /C=US/ST=N/A/L=N/A/O=Zimbra Collaboration Suite/OU=Zimbra Collaboration Suite/CN=mail.diyaworks.com
SubjectAltName=
::service proxy::
notBefore=Aug 26 12:52:03 2011 GMT
notAfter=Aug 25 12:52:03 2012 GMT
subject= /C=US/ST=N/A/O=Zimbra Collaboration Suite/OU=Zimbra Collaboration Suite /CN=mail.diyaworks.com
issuer= /C=US/ST=N/A/L=N/A/O=Zimbra Collaboration Suite/OU=Zimbra Collaboration Suite/CN=mail.diyaworks.com
SubjectAltName=
::service mailboxd::
XXXXX ERROR: failed to export /opt/zimbra/mailboxd/etc/mailboxd.pem from keystor e.
keytool error: java.lang.RuntimeException: Usage error, /opt/zimbra/mailboxd/etc /keystore is not a legal command
notBefore=Mar 11 00:00:00 2010 GMT
notAfter=Jun 9 23:59:59 2010 GMT
subject= /OU=Domain Control Validated/OU=Free SSL/CN=mail.fake-studio.com
issuer= /C=GB/ST=Greater Manchester/L=Salford/O=COMODO CA Limited/CN=EssentialSS L CA
SubjectAltName= mail.fake-studio.com,
www.mail.fake-studio.com
::service ldap::
notBefore=Aug 26 12:52:03 2011 GMT
notAfter=Aug 25 12:52:03 2012 GMT
subject= /C=US/ST=N/A/O=Zimbra Collaboration Suite/OU=Zimbra Collaboration Suite /CN=mail.diyaworks.com
issuer= /C=US/ST=N/A/L=N/A/O=Zimbra Collaboration Suite/OU=Zimbra Collaboration Suite/CN=mail.diyaworks.com
SubjectAltName=