olemus
X.805:
turbemõõtmete ehhanismidega kaitstav võrguprotsessi tüüp, millel on spetsiifilised turbevajadused; etalonmudel määratleb kolm turbetasandit:
i) halduse tasand
ii) juhtimise ja signaalimise tasand
iii) lõppkasutaja tasand
= A security plane is a certain type of network activity protected by security dimensions. This
Recommendation defines three security planes to represent the three types of protected activities
that take place on a network. The security planes are:
1) the Management Plane;
2) the Control Plane; and
3) the End-User Plane.

ülevaateid
https://www.imf-conference.org/imf2007/X%20805-for-IMF_09_13.pdf

https://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-X.805-200310-I!!PDF-E&type=items (see Chapter 8)