ETSI TS 102 232-4

ETSI TS 102 232-4 specifies Lawful Interception for an Access Provider that has access to layer 2 sessioninformation and that is not required to have layer 3 information. In this case, the focus of Lawful Interception (LI) for IPNetwork Access is on the portion of the network, commonly referred to as “layer 2 interception”, that facilitatessubscriber access to the Public IP network.

The present document describes the LI at the interception domain of the access network.

The specification contains:

• a stage 1 description of the Lawful Interception service;
• a stage 2 description of the information flows between the functional entities (including the informationelements involved) and triggering events; and
• a stage 3 description of the protocol and procedures to be used in mapping from stage 2 information flows andelements to Intercept Related Information (IRI) and Content of Communication (CC).

Edition:

3.2.2

Published:

07/01/2014

Number of Pages:

33

File Size:

1 file , 250 KB

Note:

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