My ATIS lawful interception standard notes: Difference between revisions

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== ATIS-1000013.v2.2015 ==
== ATIS-1000013.v2.2015 ==
Document title is "Lawfully Authorized Electronic Surveillance (LAES) for Internet Access and Services, Version 2"
=== Internet Access & Services (IAS) Model § 4.1 ===
Registration (Reg) is defined as any service provider authentication or login process required of subject to gain Internet access.
Resource (Res) is defined as reserving required resources necessary to grant subject access to Internet. This may include layer three addresses and bandwidth.
Packet Transfer (PT) is defined as communicating layer three IP packets to and from the Internet. Layer one and two networks do not perform PT-F.
[[File:ATIS-IAS-Model.png|alt=ATIS Internet Access Services Model|ATIS Internet Access Services Model]]


=== Communications Identifying Information (CmII) messages ===
=== Communications Identifying Information (CmII) messages ===
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Can be categorized as Access Associated CmII (AACmII) and Content Associated CmII (CACmII)
Can be categorized as Access Associated CmII (AACmII) and Content Associated CmII (CACmII)


== Mapping of Surveillance Events § 5.4 ==
{| class="wikitable sortable"
|+ LAES Events & Associated Functions
|-
! IAS Functions !! LAES Events Reported
|-
| Registration Function (Reg-F)<br>(reports AACmII) ||
* Access Attempt
* Access Attempt
* Access Accepted
* Access Accepted
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* Access Rejected
* Access Rejected
* Access Signaling Message Report
* Access Signaling Message Report
|-
| Resource Function (Res-F)<br>(reports AACmII) ||
* Packet Data Session Start
* Packet Data Session Start
* Packet Data Session Failed
* Packet Data Session Failed
* Packet Data Session End
* Packet Data Session End
* Packet Data Session Already Established
* Packet Data Session Already Established
|-
| Packet Transfer Function (PT-F)<br>(reports CACmII) ||
* Packet Data Header Report
* Packet Data Header Report
* Packet Data Summary Report
* Packet Data Summary Report
|}
== CmII Messages § 6.2 ==
See spec for details of each message.
== CmC Deilvery APDU § 6.3 ==
See spec for details.
== My Annex A ASN.1 Definition Notes ==
=== Events with location ===
These events have location defined as tag [8]:
* Access Session End
* Packet Data Session Start
* Packet Data Session End
* Packet Data Session Already Established
Access Accept has location defined as tag [9].


=== CmC ===
=== ASN.1 definition of Location ===


CmC Delivery APDU
<pre>Location ::= SET OF SEQUENCE {
    locationType [0] UTF8String,
    location [1] UTF8String
}</pre>


== ATIS-1000678.v4.2020 ==
== ATIS-1000678.v4.2020 ==

Latest revision as of 16:57, 24 June 2025

ATIS-1000013.v2.2015

Document title is "Lawfully Authorized Electronic Surveillance (LAES) for Internet Access and Services, Version 2"

Internet Access & Services (IAS) Model § 4.1

Registration (Reg) is defined as any service provider authentication or login process required of subject to gain Internet access.

Resource (Res) is defined as reserving required resources necessary to grant subject access to Internet. This may include layer three addresses and bandwidth.

Packet Transfer (PT) is defined as communicating layer three IP packets to and from the Internet. Layer one and two networks do not perform PT-F.


ATIS Internet Access Services Model

Communications Identifying Information (CmII) messages

Can be categorized as Access Associated CmII (AACmII) and Content Associated CmII (CACmII)

Mapping of Surveillance Events § 5.4

LAES Events & Associated Functions
IAS Functions LAES Events Reported
Registration Function (Reg-F)
(reports AACmII)
  • Access Attempt
  • Access Accepted
  • Access Failed
  • Access Session End
  • Access Rejected
  • Access Signaling Message Report
Resource Function (Res-F)
(reports AACmII)
  • Packet Data Session Start
  • Packet Data Session Failed
  • Packet Data Session End
  • Packet Data Session Already Established
Packet Transfer Function (PT-F)
(reports CACmII)
  • Packet Data Header Report
  • Packet Data Summary Report

CmII Messages § 6.2

See spec for details of each message.

CmC Deilvery APDU § 6.3

See spec for details.

My Annex A ASN.1 Definition Notes

Events with location

These events have location defined as tag [8]:

  • Access Session End
  • Packet Data Session Start
  • Packet Data Session End
  • Packet Data Session Already Established

Access Accept has location defined as tag [9].

ASN.1 definition of Location

Location ::= SET OF SEQUENCE {
    locationType		[0] UTF8String,
    location			[1] UTF8String
}

ATIS-1000678.v4.2020

ATIS-0700005.v002

To Telecommunications info
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