diff options
author | Holger Hans Peter Freyther <holger@moiji-mobile.com> | 2015-04-22 22:10:44 -0400 |
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committer | Holger Hans Peter Freyther <holger@moiji-mobile.com> | 2015-05-05 20:57:32 +0200 |
commit | e448554568fb4244a1b95e2e8666714f9498d69a (patch) | |
tree | 33a862fcf9c357e644ae9341728a18e69b0bc1ae | |
parent | 337343d159888886eaa68476b70dbe19db93845b (diff) |
gsup: Document passing MSISDN as part of the response
When asking the GGSN to create/open a PDP context one needs
to send a MSISDN. The MSISDN can only be provided through the
GSUP interface.
-rw-r--r-- | openbsc/doc/sgsn-remote-protocol.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/openbsc/doc/sgsn-remote-protocol.txt b/openbsc/doc/sgsn-remote-protocol.txt index 3369d19b1..27b9abf4b 100644 --- a/openbsc/doc/sgsn-remote-protocol.txt +++ b/openbsc/doc/sgsn-remote-protocol.txt @@ -119,6 +119,7 @@ Network peer -> SGSN IEI Info Element Type Pres. Format Length Message type 4.2.1 M V 1 01 IMSI 4.2.9 M TLV 2-10 + 08 MSISDN 4.2.10 O TLV 0-9 04 PDP info complete 4.2.8 O TLV 2 05 PDP info 4.2.3 1-10 TLV @@ -354,6 +355,7 @@ IEI that shall be used for the encoding. | 0x05 PDP info 4.2.3 | | 0x06 Cancel type 4.2.6 | | 0x07 Freeze P-TMSI 4.2.8 | + | 0x08 MSISDN ISDN-AddressString/octet, 4.2.10 | | 0x10 PDP context id big endian int | | 0x11 PDP type 4.2.4 | | 0x12 APN 04.08, 10.5.6.1 | @@ -397,3 +399,24 @@ The IMSI is encoded like in octet 4-N of the Called Party BCD Number defined in Note 1) Either '1 1 1 1 | Number digit N' (N odd) or 'Number digit N | Number digit N-1' (N even), where N is the number of digits. + +4.2.10. ISDN-AddressString / MSISDN / Called Party BCD Number + +The MSISDN is encoded as an ISDN-AddressString in GSM 09.02 and Called Party +BCD Number in GSM 04.08. It will be stored by the SGSN and then passed as is +to the GGSN during the activation of the primary PDP Context. + + 8 7 6 5 4 3 2 1 + +-----------------------------------------------------+ + | | IEI | octet 1 + +-----------------------------------------------------+ + | Length of IE contents | octet 2 + +-----------------------------------------------------+ + | ext | Type of num | Numbering plan | octet 2 + +-----------------------------------------------------+ + | Number digit 2 | Number digit 1 | octet 3 + +-----------------------------------------------------+ + | Number digit 4 | Number digit 3 | octet 4 + +-----------------------------------------------------+ + : : : + +-----------------------------------------------------+ |