May - optional
Should not - prohibited in the absence of a compelling
need.
Must not - prohibited
Footnote - special comment about conformance for a particular feature
VPIM version 2 Conformance
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FEATURE |SECTION | | | | |T|T|e
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Message Addressing Formats: | | | | | | | |
Use DNS host names |4.1 |C|x| | | | |
Use only numbers in mailbox IDs |4.1.1 |C| |x| | | |
Numbers in mailbox IDs follow E.164 |4.1.1 |C| |x| | | |
Use alpha-numeric mailbox IDs |4.1.1 |C| | |x| | |
Support of postmaster@domain |4.1.2 |C|x| | | | |
Support of non-mail-user@domain |4.1.2 |C| |x| | | |
Support of distribution lists |4.1.3 |C| | |x| | |
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Message Header Fields: | | | | | | | |
Sending outbound messages | | | | | | | |
From |4.2.1 |C|x| | | | |
Addition of text name |4.2.1 |C| |x| | | |
Same value as MAIL FROM |4.2.1 |C| |x| | | |
To |4.2.2 |C| |x| | | |1
cc |4.2.3 |C| | |x| | |1
Date |4.2.4 |C|x| | | | |
Sender |4.2.5 |C| | |x| | |
Return-Path |4.2.6 |C| | | | |x|
Message-ID |4.2.7 |C|x| | | | |
Reply-To |4.2.8 |C| | | |x| |
Received |4.2.9 |C|x| | | | |
MIME Version: 1.0 (Voice 2.0) |4.2.10 |C| |x| | | |
Content-Type |4.2.11 |C|x| | | | |
Content-Transfer-Encoding |4.2.12 |C|x| | | | |
Sensitivity |4.2.13 |C| | |x| | |
Importance |4.2.14 |C| | |x| | |
Subject |4.2.15 |C| |x| | | |
Disposition-notification-to |4.7 |C| |x| | | |
Other Headers |4.2 |C| | |x| | |
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FEATURE |SECTION | | | | |T|T|e
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Receiving inbound messages | | | | | | | |
From |4.2.1 |C|x| | | | |
Present text personal name |4.2.1 |C| | |x| | |
To |4.2.2 |C|x| | | | |
cc |4.2.3 |C| | |x| | |
Date |4.2.4 |C|x| | | | |
Conversion of Date to local time |4.2.4 |C| |x| | | |
Sender |4.2.5 |C| | |x| | |
Return-Path |4.2.6 |C| |x| | | |
Message-ID |4.2.7 |C| | |x| | |
MDN requested |4.2.7 |C|x| | | | |
Reply-To |4.2.8 |C| | |x| | |
Received |4.2.9 |C| | |x| | |
MIME Version: 1.0 (Voice 2.0) |4.2.10 |C| |x| | | |
Content Type |4.2.11 |C|x| | | | |
Content-Transfer-Encoding |4.2.12 |C|x| | | | |
Sensitivity |4.2.13 |C|x| | | | |2
Importance |4.2.14 |C| | |x| | |
Subject |4.2.15 |C| | |x| | |
Disposition-notification-to |4.7 |C| |x| | | |
Other Headers |4.2 |C|x| | | | |3
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Message Content Encoding: | | | | | | | |
Sending outbound audio/fax contents | | | | | | | |
7BIT |4.2.12 |C| | | | |x|
8BIT |4.2.12 |C| | | | |x|
Quoted Printable |4.2.12 |C| | | | |x|
Base64 |4.2.12 |C|x| | | | |4
Binary |4.2.12 |C| |x| | | |5
Receiving inbound message contents | | | | | | | |
7BIT |4.2.12 |C|x| | | | |
8BIT |4.2.12 |C|x| | | | |
Quoted Printable |4.2.12 |C|x| | | | |
Base64 |4.2.12 |C|x| | | | |
Binary |4.2.12 |C|x| | | | |5
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FEATURE |SECTION | | | | |T|T|e
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Message Content Types: | | | | | | | |
Sending outbound messages | | | | | | | |
Multipart/Voice-Message |4.4.1 |C|x| | | | |
Message/RFC822 |4.4.2 |C| |x| | | |
Audio/32KADPCM |4.4.3 |C|x| | | | |
Content-Description |4.3.1 |C| | |x| | |
Content-Disposition |4.3.2 |C|x| | | | |
Content-Duration |4.3.3 |C| | |x| | |
Content-Language |4.3.4 |C| | |x| | |
Image/TIFF; application=faxbw |4.4.4 |C|x| | | | |7
Text/Directory |4.5.2 |C| | | |x| |9
Text/plain |4.5.4 |C| | | |x| |
Audio/* or Image/* (other encodings) |4.5.3 |C| | | |x| |
Other contents |4.5 |C| | | | |x|
Multipart/Mixed |4.5.1 |C| | |x| | |
Text/plain |4.5.4 |C| | |x| | |
Multipart/Report |4.6, 4.7 |C|x| | | | |
human-readable part is voice |4.6, 4.7 |C| |x| | | |
human-readable part is text |4.6, 4.7 |C| | |x| | |
Message/Delivery-Status |4.6 |C|x| | | | |
Message/Disposition-Notification |4.7 |C| |x| | | |
Other contents |4.5 |C| | | |x| |6
Receiving in inbound messages | | | | | | | |
Multipart/Voice-Message |4.4.1 |C|x| | | | |
Message/RFC822 |4.4.2 |C|x| | | | |
Audio/32KADPCM |4.4.3 |C|x| | | | |
Content-Description |4.3.1 |C| | |x| | |
Content-Disposition |4.3.2 |C| |x| | | |
Content-Duration |4.3.3 |C| | |x| | |
Content-Language |4.3.4 |C| | |x| | |
Image/TIFF; application=faxbw |4.4.4 |C| |x| | | |8
Text/Directory |4.5.2 |C|x| | | | |9
Text/plain |4.5.4 |C| | |x| | |
Audio/* or Image/* (other encodings) |4.5.3 |C| | |x| | |
Other contents |4.5 |C| | |x| | |
Multipart/Mixed |4.5.1 |C| | |x| | |
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FEATURE |SECTION | | | | |T|T|e
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Text/plain |4.5.4 |C|x| | | | |
Multipart/Report |4.6, 4.7 |C|x| | | | |
human-readable part is voice |4.6, 4.7 |C|x| | | | |
human-readable part is text |4.6, 4.7 |C|x| | | | |
Message/Delivery-Status |4.6 |C|x| | | | |
Message/Disposition-Notification |4.7 |C| |x| | | |
Other contents |4.5 |C| | |x| | |6
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Forwarded Messages | | | | | | | |
use Message/RFC822 construct |4.8 |C| |x| | | |
simulate headers if none available |4.8 |C| |x| | | |
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Reply Messages |4.9 |C|x| | | | |
send to Reply-To, else From address |4.2.8 |C| | |x| | |
send to non-mail-user |4.9 |C| | | |x| |
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Notifications | | | | | | | |
use Multipart/Report format |4.6, 4.7 |C|x| | | | |
always send error on non-delivery |4.6 |C|x| | | | |
send error messages to return-path |4.2.6 |C|x| | | | |
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Message Transport Protocol: | | | | | | | |
Base ESMTP Commands | | | | | | | |
HELO |5.1 |T|x| | | | |