| Attribute | Must | Description |
|---|---|---|
| Alt-Recipient | Deliver to this recipient if can't deliver to specified recipient | |
| Attribute-Certificate | ||
| Auth-Orig | Originator(s) from whom this recipient will accept mail from | |
| AutoReply | True if the recipient has turned on out-of-office notification | |
| AutoReply-Message | IIS conference information | |
| AutoReply-Subject | The Subject for the out-of-office message | |
| Comment | This recipients comment in the EMS address book. | |
| Common-Name | X | X.500 Common Name (DN of this object) |
| Deliv-Cont-Length | Maximum message size in K bytes. (0 = 0K bytes, Absent = No limit) | |
| Deliv-EITs | Allowable Encoded Information Types (bodyparts) | |
| Deliv-Ext-Cont-Types | '88 X.400 P1 Content Types | |
| Deliver-And-Redirect | TRUE means BOTH the alternate & original recipients get a copy of the message | |
| Display-Name | The String displayed by the address book | |
| Display-Name-Printable | The Printable String version of the Display-Name. | |
| DL-Mem-Reject-Perms | The members of these DLs cannot submit messages to this recipient | |
| DL-Mem-Submit-Perms | Only members of these DLs can submit messages to this recipient | |
| DXA-Flags | Bit-array of flags controlling deleted item recovery | |
| Expiration-Time | Expiration time of a Mailbox, DL, ... | |
| Extension-Attribute-1 | General extension attribute | |
| Extension-Attribute-10 | General extension attribute | |
| Extension-Attribute-11 | ||
| Extension-Attribute-12 | ||
| Extension-Attribute-13 | ||
| Extension-Attribute-14 | ||
| Extension-Attribute-15 | ||
| Extension-Attribute-2 | General extension attribute | |
| Extension-Attribute-3 | General extension attribute | |
| Extension-Attribute-4 | General extension attribute | |
| Extension-Attribute-5 | General extension attribute | |
| Extension-Attribute-6 | General extension attribute | |
| Extension-Attribute-7 | General extension attribute | |
| Extension-Attribute-8 | General extension attribute | |
| Extension-Attribute-9 | General extension attribute | |
| Forwarding-Address | Address for mail to be forwarded | |
| Garbage-Coll-Period | Length of time items are retained by store until they are permanently deleted | |
| Gateway-Proxy | Not Used | |
| Hide-From-Address-Book | default = FALSE = show in address book | |
| Home-MDB | The DN of the Message Store used by this recipient | |
| Home-MTA | The MTA associated with this recipient | |
| Imported-From | Used by the DXA - not sure what for | |
| Incoming-Msg-Size-Limit | ||
| Internet-Encoding | See PR_SEND_INTERNET_ENCODING in MAPIDEFS.H | |
| LabeledURI | URL specifying default HTML web page | |
| Language | The language of the client | |
| Language-ISO639 | ISO639 Language | |
| Mail-Drop | Directory where mail is stored | |
| Mail-nickname | Mail Nickname | |
| Maintain-AutoReply-History | An indication to the MTA as to whether it should always return the OOF message | |
| MAPI-Recipient | Indicates to a Gateway if the it's a MAPI recipient (True=Yes, False=No) | |
| NNTP-Character-Set | MIME tag of the character set used by this mailbox in NNTP transactions | |
| NNTP-Content-Format | The content format for the NNTP client | |
| Override-NNTP-Content-Format | ||
| POP-Character-Set | MIME tag of the character set used by this mailbox in POP 3 transactions | |
| POP-Content-Format | The content format for the PoP client | |
| Protocol-Settings | Protocol configuration information | |
| Proxy-Addresses | The list of foriegn mail system addresses for this recipient | |
| Replication-Sensitivity | The sensitivity of this instance to replciation beyond the local domain | |
| Security-Protocol | Specifies the supported security protocols | |
| Submission-Cont-Length | The max content size allowed for submission (0 = 0K bytes, Absent = No limit) | |
| Supported-Algorithms | Defined in X500 93 to define supported security algorithms for recipient objec | |
| Tagged-X509-Cert | Tagged X509 Certificate | |
| Telephone-Number | The voice telephone number of this recipient | |
| Unauth-Orig | Originator(s) from whom this recipient won't accpt mail from | |
| Use-Server-Values | Whether or not to use server values | |
| User-Cert | This recipient's public certificate (which contains the public key) | |
| View-Container-1 | ||
| View-Container-2 | ||
| View-Container-3 | ||
| View-Site | ||
| Voice-Mail-Flags | Flags relating to voice mail | |
| Voice-Mail-Greetings | The Voice Mail users recorded greeting(s) | |
| Voice-Mail-Password | DTMF digits representing user account security code | |
| Voice-Mail-Recorded-Name | The Voice Mail users spoken name | |
| Voice-Mail-Recording-Length | Allowed Max/Min recording lengths | |
| Voice-Mail-Speed | Playback speed setting | |
| Voice-Mail-System-GUID | GUID identifying each Voice Mail system in operation | |
| Voice-Mail-User-ID | DTMF digits representing a user account (e.g. phone extension) | |
| Voice-Mail-Volume | Playback volume setting | |
| WWW-Home-Page | WWW Home page associated with this entry | |
| X500-NC | DN of this object in X.500 namespace | |
| X509-Cert | The X.509 certificate(s) of the user |