Accept see RFC 2616 RFC 2616

Accept-Charset see RFC 2616 RFC 2616

Accept-Encoding see RFC 2616 RFC 2616

Accept-Language see RFC 2616 RFC 2616

Accept-Ranges see RFC 2616 RFC 2616

Age see RFC 2616 RFC 2616

Alert-Info see RFC 3261 RFC 3261

Allow see RFC 2616 RFC 2616

Authentication-Info see RFC 2617 RFC 2617

Cache-Control see RFC 2616 RFC 2616

Call-ID see RFC 3261 RFC 3261

Call-Info see RFC 3261 RFC 3261

Classification a level within a classification scheme XEP-0131

Comments see RFC 2822 RFC 2822

Connection see RFC 2616 RFC 2616

Contact see RFC 3261 RFC 3261

Content-Description see RFC 2045 RFC 2045

Content-Disposition see RFC 3261 RFC 3261

Content-Encoding see RFC 2616 RFC 2616

Content-ID see RFC 2045 RFC 2045

Content-Language see RFC 2616 RFC 2616

Content-Length see RFC 2616 RFC 2616

Content-Location see RFC 2616 RFC 2616

Content-MD5 see RFC 2616 RFC 2616

Content-Range see RFC 2616 RFC 2616

Content-Transfer-Encoding see RFC 2045 RFC 2045

Content-Type see RFC 2045 or RFC 2616 RFC 2045 or RFC 2616

Contributor an entity other than the primary Creator who helped to create a resource RFC 2413

Coverage the spatial or temporal characteristics of a resource RFC 2413

Created date and time of stanza creation in ISO 8601 format XEP-0131

Creator the person or organization responsible for creating the content of a resource RFC 2413

CSeq see RFC 3261 RFC 3261

Date a string that conforms to the Date profile specified in XEP-0082 XEP-0131

DateTime a string that conforms to the DateTime profile specified in XEP-0082 XEP-0131

Description a textual description of the content of a resource RFC 2413

Distribute whether or not the stanza may be further distributed XEP-0131

Error-Info see RFC 3261 RFC 3261

ETag see RFC 2616 RFC 2616

Expect see RFC 2616 RFC 2616

Expires see RFC 2616 RFC 2616

Format the data format of a resource RFC 2413

Host see RFC 2616 RFC 2616

Identifier a string or number used to identity a resource RFC 2413

If-Match see RFC 2616 RFC 2616

If-Modified-Since see RFC 2616 RFC 2616

If-None-Match see RFC 2616 RFC 2616

If-Range see RFC 2616 RFC 2616

If-Unmodified-Since see RFC 2616 RFC 2616

In-Reply-To see RFC 2822 RFC 2822

Keywords see RFC 2822 RFC 2822

Language the language in expressing the content of a resource RFC 2413

Last-Modified see RFC 2616 RFC 2616

Location see RFC 2616 RFC 2616

Max-Forwards see RFC 2616 RFC 2616

Message-ID see RFC 2822 RFC 2822

MIME-Version see RFC 2045 RFC 2045

Organization see RFC 3261 RFC 3261

Pragma see RFC 2616 RFC 2616

Priority see RFC 3261 RFC 3261

Proxy-Authenticate see RFC 2616 RFC 2616

Proxy-Authorization see RFC 2616 RFC 2616

Publisher the entity responsible for making a resource available RFC 2413

pubsub#collection The collection via which a notification was received from the originating node. XEP-0060

pubsub#expire The DateTime at which a pubsub leased subscription will end or has ended. XEP-0060

pubsub#subid A subscription identifer within the pubsub protocol. XEP-0060

Range see RFC 2616 RFC 2616

Received see RFC 2822 RFC 2822

Record-Route see RFC 3261 RFC 3261

References see RFC 2822 RFC 2822

Referer see RFC 2616 RFC 2616

Relation the identifier of a second resource related to a primary resource RFC 2413

Reply-To see RFC 3261 RFC 3261

Require see RFC 3261 RFC 3261

Resent-Bcc see RFC 2822 RFC 2822

Resent-Cc see RFC 2822 RFC 2822

Resent-Date see RFC 2822 RFC 2822

Resent-From see RFC 2822 RFC 2822

Resent-Message-Id see RFC 2822 RFC 2822

Resent-Sender see RFC 2822 RFC 2822

Resent-To see RFC 2822 RFC 2822

Retry-After see RFC 2616 RFC 2616

Return-Path see RFC 2822 RFC 2822

RFC2822Date the datetime associated with an email message, SIP exchange, or HTTP request RFC 2822

Rights a rights management statement, identifier, or link RFC 2413

Route see RFC 3261 RFC 3261

Sender see RFC 2822 RFC 2822

Server see RFC 2616 RFC 2616

Source information about the original source of the present resource RFC 2413

Start The dateTime at which a state, event, or activity starts XEP-0149

Stop The dateTime at which a state, event, or activity stops XEP-0149

Store whether or not the stanza may be stored or archived XEP-0131

Subject the human-readable topic of a message or resource RFC 2822 or RFC 2413

Supported see RFC 3261 RFC 3261

TE see RFC 2616 RFC 2616

Time a string that conforms to the Time profile specified in XEP-0082 XEP-0131

Timestamp see RFC 3261 RFC 3261

Title the name given to a resource RFC 2413

Trailer see RFC 2616 RFC 2616

Transfer-Encoding see RFC 2616 RFC 2616

TTL a time to live for the stanza, in seconds XEP-0131

Type the category of a resource RFC 2413

Unsupported see RFC 3261 RFC 3261

Upgrade see RFC 2616 RFC 2616

Urgency The degree to which a message requires immediate action or attention; consistent with existing messaging triage systems, the defined values are "high", "medium", and "low". N/A

User-Agent see RFC 2616 RFC 2616

Vary see RFC 2616 RFC 2616

Via see RFC 2616 RFC 2616

Warning see RFC 2616 RFC 2616

WWW-Authenticate see RFC 2616 RFC 2616