Vorlage 3a

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

8.4.1.9 Network access: Network access translation information request criteria elements and structure

This section covers the request criteria contained in the requestParameters  RequestConstraints sequence sent in the XML request for the network access service usage.

Network access service Element or attribute Description Example

equals Request constraint

networkAccess Service = networkAccess

naServiceUsage Category = naServiceUsage

addressTranslationRecords structure

addressTranslationRecord SEQUENCE

validity

TimeSpan SEQUENCE

startTime Time at which the shared IP 20160725113000Z address and the port have been

assigned.

privateIPAddress Source IP address before the

NAT instance

IPAddress CHOICE

iPTextAddress The private IP address of the 192.168.0.24 host.

privatePort Source port before the NAT25871

instance

publicIPAddress Source IP address after the

NAT instance

IPAddress CHOICE

iPTextAddress The translated IP address of 203.0.113.45 the host, i.e. the address known

by the remote host in text

format.

publicPort Source port after the NAT

instance

singlePort The translated port of the host.32658

destinationIPAddress The IP address of the remote

host.

IPAddress CHOICE

iPTextAddress The IP address of the 198.51.100.24 destination host.

destinationPort The port of the remote host44214

connectionType ENUMERATED udp

The protocol used for the tcp

session. sctp

other