CAMEL (Customised Applications for Mobile network Enhanced Logic) Application Part

Протокол для работы приложений (услуг) с коммутационным оборудованием. Представляет собой расширенный протокол INAP с добавлением информации о местоположении абонента. Базируется на:

• TCAP
• SCCP

Пример дешифрации

CAP: 3GPP TS 29.078 Ver 7.0.0, 2005
       116 ***b8*** TAG: class=0 code=16 type=1
       117 ***b16** Length........................ 152 Dec
 
        -- InitialDPGPRSArg
       119 ***b8*** TAG: class=2 code=0 type=0
       120 00000001 LENGTH........................ 1 Dec
 
           -- Service key
          121 ***b8*** Integer....................... 6 Dec
 
       122 ***b8*** TAG: class=2 code=1 type=0
       123 00000001 LENGTH........................ 1 Dec
       124 00001100 GPRS event type............... PDP context establishment ack
       125 ***b8*** TAG: class=2 code=2 type=0
       126 00000111 LENGTH........................ 7 Dec
 
        -- MSISDN
       127 ....0001 Numbering plan ind............ ISDN/Telephony number plan
           .001.... Nature of address ind......... International number
           1....... Extension..................... No extension
       128 ***B6*** Number........................ 79047500009f
 
       134 ***b8*** TAG: class=2 code=3 type=0
       135 00001000 LENGTH........................ 8 Dec
 
           -- IMSI
          136 ***b20** Mobile country/network code... 25007:Russian Federation/BM Telecom
              ***b44** MSIN.......................... 0220000009f
 
       144 ***b8*** TAG: class=2 code=4 type=0
       145 00001000 LENGTH........................ 8 Dec
 
           -- Time and timezone
          146 ***b16** Year.......................... 2005
          148 ....0000 Month......................... 08
          149 ....0000 Day........................... 01
          150 ....0001 Hours......................... 13
          151 ....0100 Minutes....................... 44
          152 ....0100 Seconds....................... 47
 
           -- Timezone
          153 .....001 Most significant digit........ 1
              ....0... Sign.......................... Positive
              0110.... Least significant digit....... 6
 
       154 ***b8*** TAG: class=2 code=6 type=1
       155 00001100 LENGTH........................ 12 Dec
 
        -- End user address
       156 ***b8*** TAG: class=2 code=0 type=0
       157 00000001 LENGTH........................ 1 Dec
 
        -- PDP type organization
       158 1111.... Spare......................... 15 Dec
           ....0001 PDP type organization......... IETF
 
       159 ***b8*** TAG: class=2 code=1 type=0
       160 00000001 LENGTH........................ 1 Dec
 
        -- PDP type number
       161 00100001 PDP type number............... IPv4
 
       162 ***b8*** TAG: class=2 code=2 type=0
       163 00000100 LENGTH........................ 4 Dec
 
        -- PDP address
 
        -- IPv4 address
       164 ***B4*** IPv4 address.................. 10.61.21.45
 
       168 ***b8*** TAG: class=2 code=7 type=1
       169 00010101 LENGTH........................ 21 Dec
 
        -- Quality of service
       170 ***b8*** TAG: class=2 code=0 type=1
       171 00000101 LENGTH........................ 5 Dec
 
        -- Requested QoS
 
        -- GPRS QoS
       172 ***b8*** TAG: class=2 code=0 type=0
       173 00000011 LENGTH........................ 3 Dec
 
        -- Short QoS format
 
        -- QoS subscribed
       174 ***b24** Octetstring................... 00 00 1F
 
       177 ***b8*** TAG: class=2 code=1 type=1
       178 00000101 LENGTH........................ 5 Dec
 
        -- Subscribed QoS
 
        -- GPRS QoS
       179 ***b8*** TAG: class=2 code=0 type=0
       180 00000011 LENGTH........................ 3 Dec
 
        -- Short QoS format
 
        -- QoS subscribed
       181 ***b24** Octetstring................... 23 52 1F
 
       184 ***b8*** TAG: class=2 code=2 type=1
       185 00000101 LENGTH........................ 5 Dec
 
        -- Negotiated QoS
 
        -- GPRS QoS
       186 ***b8*** TAG: class=2 code=0 type=0
       187 00000011 LENGTH........................ 3 Dec
 
        -- Short QoS format
 
        -- QoS subscribed
       188 ***b24** Octetstring................... 23 53 1F
 
       191 ***b8*** TAG: class=2 code=8 type=0
       192 00101000 LENGTH........................ 40 Dec
 
        -- Access point name
       193 ***B40** ASCII characters.............. .internet.volgogsm.ru.mnc007.
                                                   mcc250.gprs
 
       233 ***b8*** TAG: class=2 code=10 type=0
       234 00000100 LENGTH........................ 4 Dec
 
        -- Charging ID
 
        -- GPRS charging ID
       235 ***B4*** Octetstring................... 00 57 F8 A8
 
       239 ***b8*** TAG: class=2 code=11 type=0
       240 00000001 LENGTH........................ 1 Dec
 
        -- SGSN capabilities
       241 00000000 Octetstring................... 00
 
       242 ***b8*** TAG: class=2 code=12 type=1
       243 00010001 LENGTH........................ 17 Dec
 
        -- Location information GPRS
       244 ***b8*** TAG: class=2 code=1 type=0
       245 00000110 LENGTH........................ 6 Dec
 
        -- Routeing area identity
 
        -- RA identity
       246 ***B6*** Octetstring................... 52 F0 70 32 D3 01
 
       252 ***b8*** TAG: class=2 code=3 type=0
       253 00000111 LENGTH........................ 7 Dec
 
        -- SGSN number
       254 ....0001 Numbering plan ind............ ISDN/Telephony number plan
           .001.... Nature of address ind......... International number
           1....... Extension..................... No extension
       255 ***B6*** Number........................ 79023700291f
 
       261 ***b8*** TAG: class=2 code=13 type=0
       262 00000001 LENGTH........................ 1 Dec
       263 00000000 PDP initiation type........... MS initiated
       264 ***b8*** TAG: class=2 code=15 type=0
       265 00000101 LENGTH........................ 5 Dec
 
           -- GSN address
          266 00...... Address tpe................... IPv4 address
              ..000100 Address length................ 4 Dec
 
           -- IPv4 address
          267 ***B4*** IPv4 address.................. 80.69.145.57
 

Фильтрация

Ссылки

• Download ETSI Standards
• 3GPP Specifications Home Page