Section: 10.5.4.10 Calling party subaddress
Content: The purpose of the Calling party subaddress is to identify a subaddress associated with the origin of a call. For the definition of a subaddress see ITU-T Rec. I.330 [48]. The Calling party subaddress information element is coded as shown in figure 10.5.94/3GPP TS 24.008[ Mobile radio interface Layer 3 specification; Core network protocols; Stage 3 ]  and table 10.5.121/3GPP TS 24.008[ Mobile radio interface Layer 3 specification; Core network protocols; Stage 3 ] . The calling party subaddress is a type 4 information element with a minimum length of 2 octets and a maximum length of 23 octets. Figure 10.5.94/3GPP TS 24.008[ Mobile radio interface Layer 3 specification; Core network protocols; Stage 3 ]  Calling party subaddress Table 10.5.121/3GPP TS 24.008[ Mobile radio interface Layer 3 specification; Core network protocols; Stage 3 ] : Calling party subaddress