/*struct ul16_t sgsnc; * The IP address of the SGSN currently serving this MS. (Control plane) */
/*struct ul16_t sgsnu; * The IP address of the SGSN currently serving this MS. (User plane) */
/*struct ul16_t ggsnc; * The IP address of the GGSN currently used. (Control plane) */
/*struct ul16_t ggsnu; * The IP address of the GGSN currently used. (User plane) */
structul16_tgsnlc;/* The IP address of the local GSN. (Control plane) */
structul16_tgsnlu;/* The IP address of the local GSN. (User plane) */
structul16_tgsnrc;/* The IP address of the remote GSN. (Control plane) */
structul16_tgsnru;/* The IP address of the remote GSN. (User plane) */
uint8_tvplmn_allow;/* Specifies whether the MS is allowed to use the APN in the domain of the HPLMN only, or additionally the APN in the domain of the VPLMN. (1 bit) */
uint8_tqos_sub0[3];/* The quality of service profile subscribed. */
uint8_tqos_req0[3];/* The quality of service profile requested. */
uint8_tqos_neg0[3];/* The quality of service profile negotiated. */
structul255_tqos_sub;/* The quality of service profile subscribed. */
structul255_tqos_req;/* The quality of service profile requested. */
structul255_tqos_neg;/* The quality of service profile negotiated. */
uint8_tradio_pri;/* The RLC/MAC radio priority level for uplink user data transmission. (4 bit) */
uint16_tflow_id;/* Packet flow identifier. */
/* struct ul_t bssqos_neg; * The aggregate BSS quality of service profile negotiated for the packet flow that this PDP context belongs to. (NOT GTP)*/
uint8_tsndcpd;/* SNDCP sequence number of the next downlink N-PDU to be sent to the MS. */
uint8_tsndcpu;/* SNDCP sequence number of the next uplink N-PDU expected from the MS. */
uint8_trec_sgsn;/* Indicates if the SGSN is performing database recovery. (1 bit, not transmitted) */
/* uint16_t gtpsnd; GTP-U sequence number of the next downlink N-PDU to be sent to the SGSN / received from the GGSN. */
/* uint16_t gtpsnu; GTP-U sequence number of the next uplink N-PDU to be received from the SGSN / sent to the GGSN */
uint16_tgtpsntx;/* GTP-U sequence number of the next downlink N-PDU to be sent (09.60 section 8.1.1.1) */
uint16_tgtpsnrx;/* GTP-U sequence number of the next uplink N-PDU to be received (09.60 section 8.1.1.1) */
uint8_tpdcpsndd;/* Sequence number of the next downlink in-sequence PDCP-PDU to be sent to the MS. */
uint8_tpdcpsndu;/* Sequence number of the next uplink in-sequence PDCP-PDU expected from the MS. */
uint32_tcid;/* Charging identifier, identifies charging records generated by SGSN and GGSN. */
uint16_tcch_pdp;/* The charging characteristics for this PDP context, e.g. normal, prepaid, flat-rate, and/or hot billing. */
structul16_trnc_addr;/* The IP address of the RNC currently used. */
uint8_treorder;/* Specifies whether the GGSN shall reorder N-PDUs received from the SGSN / Specifies whether the SGSN shall reorder N-PDUs before delivering the N-PSUs to the MS. (1 bit) */
structul255_tpco_req;/* Requested packet control options. */
structul255_tpco_neg;/* Negotiated packet control options. */