7.7.64 Selected PLMN ID

29.0603GPPGeneral Packet Radio Service (GPRS)GPRS Tunnelling Protocol (GTP) across the Gn and Gp interfaceRelease 17TS

The Selected PLMN ID IE contains the core network operator selected for the MS in a shared network. Octets 4-6 shall contain a non-transparent copy of the corresponding IE (see clause .7.7.A), "Selected PLMN Identity" as specified in 3GPP TS 25.413 [7].

Bits

Octets

8

7

6

5

4

3

2

1

1

Type = 164 (Decimal)

2-3

Length = 3 (Decimal)

4-6

Selected PLMN Identity

Figure 7.7.64.1: Selected PLMN ID Information Element

The encoding of the Selected PLMN ID field is shown in Figures 7.7.64.2 and 7.7.64.3.

If three digits are included in the MNC, octets 4 to 6 shall be encoded as shown in Figure 7.7.64.2.

Bits

Octets

8

7

6

5

4

3

2

1

4

MCC digit 2

MCC digit 1

5

MNC digit 1

MCC digit 3

6

MNC digit 3

MNC digit 2

Figure 7.7.64.2: Selected PLMN ID Parameter with 3-digit MNC

If only two digits are included in the MNC, octets 4 to 6 shall be encoded as shown in Figure 7.7.64.3 with bits 5 to 8 of octet 5 (MNC digit 3) coded as "1111".

Bits

Octets

8

7

6

5

4

3

2

1

4

MCC digit 2

MCC digit 1

5

1111

MCC digit 3

6

MNC digit 2

MNC digit 1

Figure 7.7.64.3: Selected PLMN ID Parameter with 2-digit MNC

NOTE: The encoding is different from elsewhere in this document and is specified according to 3GPP TS 25.413 [7].