Figure 4 shows the architecture of Neda's Open Source Message Center on the server-side. As shown in Figure 4, all of the available components can interface with the adopted software that are available outside of Neda software. For instance, for OUTBOUND Mailers, Hyla FAX or Hyla PAGER software might be used.
Figure 5 shows FollowMeEmail Client Side Software
Figure 1 show the FollowMeEmail Service Model.
The abbreviations that are used in Figure 6
| Category | UID Range | GID Range | Naming Convention | Home Directory | Shell |
| System Acct | 0 - 99 | see Section... | /acct/sys | ksh | |
| Employee | 100 - 4999 | see Section... | /acct/employee | ksh | |
| Contractor | 5000 - 9999 | see Section... | /acct/contractor | ksh | |
| Alumni | 10000 - 14999 | see Section... | /acct/alumni | ksh | |
| Associate | 15000 - 15999 | see Section... | /acct/associate | ksh | |
| Reserved | 16000 - 19999 | ||||
| Subscriber | 20000 - 34999 | see Section... | /acct/subs | ksh | |
| User | 35000 - 49999 | see Section... | /acct/user | ksh | |
| Program Acct | 50000 - 54999 | see Section... | ksh |
| User Name (Alias) | User ID | Group Name | Group ID |
| alias | 50001 | nofiles | 50001 |
| qmaild | 50002 | nofiles | 50001 |
| qmaill | 50003 | nofiles | 50001 |
| qmailp | 50004 | nofiles | 50001 |
| User Name (Alias) | User ID | Group Name | Group ID |
| qmailq | 50005 | qmail | 50002 |
| qmailr | 50006 | qmail | 50002 |
| qmails | 50007 | qmail | 50002 |
Subscriber Group ID is 50004
| User Name (Alias) | User ID | Group Name | Description | |
| Qmail | sa-00001 - sa-00003 | 15001 - 15003 | subscrbr | Reserved |
| sa-00004 | 15004 | subscrbr | Subscriber 1.lastName.firstName | |
| ....... | ||||
| EZMLM | ||||
| EMSD |
| User Name (Alias) | User ID | Group Name | Group ID | Description | |
| Qmail | qvd-0001 | 11001 | virqmdom | 50003 | QmailVirDom freeprotocols.org |
| qvd-0002 | 11002 | virqmdom | 50003 | QmailVirDom byname.net | |
| qvd-0003 | 11003 | virqmdom | 50003 | QmailVirDom byname.com | |
| qvd-0004 | 11004 | virqmdom | 50003 | QmailVirDom bynumber.net | |
| qvd-0005 | 11005 | virqmdom | 50003 | QmailVirDom bynumber.com | |
| qvd-0006 | 11006 | virqmdom | 50003 | QmailVirDom emsd.org | |
| qvd-0007 | 11007 | virqmdom | 50003 | QmailVirDom esro.org | |
| qvd-0008 | 11008 | virqmdom | 50003 | QmailVirDom leapforum.org |