Ordinance
on the Surveillance of Post and Telecommunications
(SPTO)F

¹ In­form­a­tion Re­quest Type IR_8_IP (NAT) com­prises the fol­low­ing data for the pur­pose of iden­ti­fic­a­tion if a unique IP ad­dress was not as­signed (NAT ):⁵¹

a.

if avail­able, the unique sub­scriber iden­ti­fi­er (e.g. user name);

b.⁵²

the unique ser­vice iden­ti­fi­er (e.g. user name, MS­ISDN, GP­SI) of the net­work ac­cess ser­vice or an iden­ti­fi­er that en­ables a re­quest for the iden­ti­fic­a­tion data in ac­cord­ance with Art­icle 19 para­graph 2 to be made.

² The re­quest for in­form­a­tion shall con­tain the in­form­a­tion known about the re­ques­ted NAT con­text:⁵³

a.

the pub­lic source IP ad­dress;

b.

if re­quired for iden­ti­fic­a­tion, the pub­lic source port num­ber;

c.

if re­quired for iden­ti­fic­a­tion, the pub­lic des­tin­a­tion IP ad­dress;

d.

if re­quired for iden­ti­fic­a­tion, the des­tin­a­tion port num­ber;

e.

if re­quired for iden­ti­fic­a­tion, the type of trans­port pro­tocol;

f.⁵⁴

the rel­ev­ant date and time, at the be­gin­ning, with­in or at the end of the NAT con­text.