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Session-Id
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... sessions.
Multi-sessions are tracked by using the Acct-Multi-Session-Id. An
example of a multi-session would be a Multi-link ...
... session) or serially. These changes in sessions
are tracked with the Accounting-Sub-Session-Id.
Transaction ...
... AVP
that is included to reference a user's session is the Session-Id.
The initial request for authentication ...
... authentication and/or authorization of a user
would include the Session-Id. The Session-Id is then used in all
subsequent messages to identify the user's session ...
... authorization of a user
would include the Session-Id. The Session-Id is then used in all
subsequent messages to identify the user's session (see Section 8 for
...
... Session state (associated with a Session-Id) MUST be freed upon
receipt of the Session-Termination-Request, Session ...
... concept at the application layer, and is shared between an access
device and a server, and is identified via the Session-Id AVP
...
... Session-Ids must follow. Here there are two:
Session-Id =
"grump.example.com:33041;23432;893;0AF3B81"
...
... "grump.example.com:33041;23432;893;0AF3B81"
Session-Id =
"grump.example.com:33054;23561;2358;0AF3B82"
...
... 16 | 'e' | 'x' | 'a' | 'm' | 'p' | 'l' | 'e' | '.' |
+-------+-------+-------+-------+-------+-------+-------+-------+
24 | 'c' | 'o' | 'm' |Padding| Session-Id AVP Header |
...
... 64 | 'A' | 'F' | '3' | 'B' | '8' | '1' |Padding|Padding|
+-------+-------+-------+-------+-------+-------+-------+-------+
72 | Session-Id AVP Header (AVP Code ...
... Realtime-Required | | | | | |
Acct- 50 9.8.5 UTF8String | M | P | | V | Y |
Multi-Session-Id | | | | | |
Accounting- 485 9.8.3 Unsigned32 ...
... Accounting- 44 9.8.4 OctetString| M | P | | V | Y |
Session-Id | | | | | |
Accounting- 287 9.8.6 Unsigned64 ...
... Accounting- 287 9.8.6 Unsigned64 | M | P | | V | Y |
Sub-Session-Id | | | | | |
Acct- 259 6.9 Unsigned32 | M | P | | V | N |
...
... Route-Record 282 6.7.1 DiamIdent | M | | | P,V | N |
Session-Id 263 8.8 UTF8String | M | P | | V | Y |
Session-Timeout 27 8.13 Unsigned32 ...
... failure.
- If the Session-Id is present in the request, it MUST be included
in the answer.
...
... All messages within the same session, as defined by the same value
of the Session-ID AVP MAY be sent to the host specified in the
...
... Diameter application
(e.g., NASREQ). The request contains a Session-Id AVP, which is used
in subsequent messages (e.g., subsequent authorization ...
... accounting,
etc) relating to the user's session. The Session-Id AVP is a means
for the client and servers ...
... Diameter protocol, even in combination with an application, the
Session-Id is still used to identify user sessions. However, the
session termination ...
...
An access device that receives a RAR message with Session-Id equal to
a currently active session ...
... resources (e.g., session state) associated with the Session-Id
specified in the STR, and return a Session-Termination-Answer ...
... Diameter Server MUST release
all resources for the session indicated by the Session-Id AVP. Any
intermediate server in the Proxy ...
... service, to request that
the session identified by the Session-Id be stopped.
Message Format ...
... Session-Id AVP ...
... session (see Section 8). All messages
pertaining to a specific session MUST include only one Session-Id AVP
and the same value MUST be used throughout the life of a session ...
... and the same value MUST be used throughout the life of a session.
When present, the Session-Id SHOULD appear immediately following the
Diameter Header ...
... Header (see Section 3).
The Session-Id MUST be globally and eternally unique, as it is meant
to uniquely identify a user session without reference to any other
...
... information, and may be needed to correlate historical authentication
information with accounting information. The Session-Id includes a
mandatory portion and an implementation-defined portion; a
...
... identity encoded in the
DiameterIdentity type (see Section 4.4). The remainder of the
Session-Id is delimited by a ";" character, and MAY be any sequence
that the client can guarantee to be eternally unique; however, the
...
... accesspoint7.acme.com;1876543210;523;mobile@200.1.1.88
The Session-Id is created by the Diameter application initiating the
...
... session, which in most cases is done by the client. Note that a
Session-Id MAY be used for both the authorization and accounting
...
...
in transit. This detection MUST be based on the inspection of the
Session-Id and Accounting-Record-Number AVP pairs. Appendix C
...
... session.
A particular value of Accounting-Sub-Session-Id MUST appear only in
one sequence of accounting records from a DIAMETER ...
...
The Diameter protocol's Session-Id AVP, which is globally unique (see
Section 8.8), is used during the authorization ...
... Services that do not require any authorization
still use the Session-Id AVP to identify sessions. Accounting ...
... sessions. Accounting
messages MAY use a different Session-Id from that sent in
authorization messages. Specific applications MAY require different
...
... authorization messages. Specific applications MAY require different
a Session-ID for accounting messages.
...
... accounting sub-sessions. Such applications would send messages with
a constant Session-Id AVP, but a different Accounting-Sub-Session-Id
...
... a constant Session-Id AVP, but a different Accounting-Sub-Session-Id
AVP. In these cases, correlation is performed using the Session-Id ...
... Accounting-Sub-Session-Id
AVP. In these cases, correlation is performed using the Session-Id.
It is important to note that receiving a STOP_RECORD with no
...
... It is important to note that receiving a STOP_RECORD with no
Accounting-Sub-Session-Id AVP when sub-sessions were originally used
...
... service from different access devices (e.g., Mobile IPv4), each with
their own unique Session-Id. In such cases, the Acct-Multi-Session-
Id AVP ...
... determines that a request is for an existing session SHOULD include
the Acct-Multi-Session-Id AVP, which the access device MUST include
in all subsequent accounting ...
... accounting messages.
The Acct-Multi-Session-Id AVP MAY include the value of the original
Session-Id ...
... Acct-Multi-Session-Id AVP MAY include the value of the original
Session-Id. It's contents are implementation specific, but MUST be
globally unique across other Acct-Multi-Session-Id, and MUST NOT
...
... Session-Id. It's contents are implementation specific, but MUST be
globally unique across other Acct-Multi-Session-Id, and MUST NOT
change during the life of a session.
...
... Accounting-Request command. The Accounting-Answer
command contains the same Session-Id and includes the usage AVPs only
if CMS ...
... Unsigned32
and identifies this record within one session. As Session-Id AVPs
are globally unique, the combination of Session-Id ...
... Session-Id AVPs
are globally unique, the combination of Session-Id and Accounting-
Record-Number AVPs ...
... Acct-Session-Id AVP ...
... Acct-Multi-Session-Id AVP ...
... AVP Code 50) is of type UTF8String,
following the format specified in Section 8.8. The Acct-Multi-
Session-Id AVP is used to link together multiple related accounting ...
... sessions, where each session would have a unique Session-Id, but the
same Acct-Multi-Session-Id AVP ...
... session would have a unique Session-Id, but the
same Acct-Multi-Session-Id AVP. This AVP MAY be returned by the
...
... Accounting-Sub-Session-Id AVP ...
... accounting sub-session identifier. The
combination of the Session-Id and this AVP MUST be unique per sub-
session ...
... whose Accounting-Record-Type is set to STOP_RECORD. A STOP_RECORD
message with no Accounting-Sub-Session-Id AVP present will signal the
termination of all sub-sessions ...
... Session-Binding |0 |0 |0 |0 |0 |0 |0 |0 |0 |0 |0 |0 |
Session-Id |0 |0 |0 |0 |0 |0 |1 |1 |1 |1 |1 |1 |
Session-Server- |0 |0 |0 |0 |0 |0 |0 |0 |0 |0 |0 |0 |
...
... Acct-Interim-Interval | 0-1 | 0-1 |
Acct-Multi-Session-Id | 0-1 | 0-1 |
Accounting-Record-Number | 1 | 1 |
...
... Accounting-Record-Type | 1 | 1 |
Acct-Session-Id | 0-1 | 0-1 |
Accounting-Sub-Session-Id | 0-1 | 0-1 |
...
... Acct-Session-Id | 0-1 | 0-1 |
Accounting-Sub-Session-Id | 0-1 | 0-1 |
Accounting-Realtime-Required | 0-1 | 0-1 |
...