Avamprogetto 2a

Technical requirements for the handover interfaces for the execution of telecommunications surveillance

supplied with the attribute “UTC Time Offset” defined as

Local Time minus UTC Time.

Examples:

Visited serving network: USA, location: Washington DC

Local time: 1000hrs

UTC Time: 1500hrs

UTC Time Offset: 10 -15 = -5

Where dates are different, 24 hours are added to the

time of the greater date.

Visited serving network: Australia, location: Sydney

Local time: 0100hrs

UTC Time: 1500hrs

UTC Time Offset: (01+24) -15 = +10

2) durationTime Annex A.3.3 Description and requirements Example

The duration of the communication session in seconds185

(i.e. one number representing the total amount of

seconds of the duration of the communication session).

In case of a SMS or MMS, the respective empty XML-

element can be omitted, or alternatively it can be set to

“0”, i.e. zero second. In case of the target having

forwarded a call and not being part of the call itself, the

respective empty XML-element can be omitted.

endReason Table B.5

Description and requirements Examples

The ITU-T Q.850 (5/98) cause code in decimal value for 31 (i.e. Normal, unspecified) the termination of the communication. 17 (i.e. User busy)

communicationType Table B.5

Description and requirements ELEMENTS Information about the type of the communication. telephonyFixedCS Wireline telephony communication corresponds to telephonyWirelessCS "telephonyFixedCS". Mobile telephony corresponds to sMS

"telephonyWirelessCS". SMS corresponds to "sMS" mMS

and MMS corresponds to "mMS".

bearerService Table B.5

Description and requirements ELEMENTS The type of the bearer service used in the speech

communication. data

fax

smsInformation Table B.7

Description and requirements

The smsInformation structure is filled in when a SMS is involved in the communication. The parameters are as follows: