Architecture Details of MiraExim
DC = MAIN SERVER
DR = DR SITE
- There are two qmail servers , one is for DC and other is for DR(Disaster Recovery)
- Two MX records are pointed for all domains ( groupwama.com, miraexim.com, vogueserv.com, cdc.uk.net) one is for DC-Local and other is for DR.
- If DC goes down then automatically mails coming on DR.
- But important is If DC is running then DR must be off.
- Only need to change A record of mail.domain.com ,By default it is pointed towards DC but when DC goes down it change to the DR IP.
- Implementation of both qmail servers are same.
- This qmail server has two instance , first instance for incoming and local outgoings, and second instance is for remote outgoing with disclaimer, all outgoing remote mails were copied into the log@groupvama.com through second instance.
- Mails archiving is done by forwarding for all domains have different archiving mailbox
For groupvama.com archive.groupvama@groupvama.com
For miraexim.com archive.miraexim@miraexim.com
For vogueserv.com archive.vogueserv@vogueserv.com
For cdc.uk.net archive.cdc@cdc.uk.net
For vikramadityaexports.com archive.vikramadityaexports@vikramadityaexports.com
For missangel.com archive.missangel@missangel.com
- All remote outgoing mails save into the log@groupvama.com
- Openldap is in master slave mode, LDAP Master is DC and slave is DR.
- Chat server – openfire3.6 server installed
- Chat server LDAP BIND with “ou=jabber-users,dc=groupvama,dc=com”
- As for user management ldap account manager is installed
Details : 182.71.29.139/lam
- Both Squirrelmail and roundcube is installed in DC Qmail server
Details :
mail.groupvama.com ----- For Roundcude
mail.groupvama.com------ For Squirrelmail
- Only squirrelmail installed in DR Site
182.50.142.178 --For squittelmail
16. LAM ldap account manager is installed in both DC and DR.
- Openfire is installed in DC Only
- Users on openfire is integrated with LDAP and groups is also integrated with LDAP
- As openfire client , they are using pidgin.