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MMS Packet Processing Device for FOMA International Roaming · Figure 3 shows the system configuration for the interna- tional roaming packet services. To reduce development cost,

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Page 1: MMS Packet Processing Device for FOMA International Roaming · Figure 3 shows the system configuration for the interna- tional roaming packet services. To reduce development cost,

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NTT DoCoMo Technical Journal Vol. 6 No.2

ノート
To realize FOMA international roaming packet services, we have developed a conversion device that can be installed as part of the MMS, which is the FOMA switching system, to convert connection methods between DoCoMo's ATM-SVC networks and IP networks of packet roaming exchange carriers.
Page 2: MMS Packet Processing Device for FOMA International Roaming · Figure 3 shows the system configuration for the interna- tional roaming packet services. To reduce development cost,

54 55

NTT DoCoMo Technical Journal Vol. 6 No.2

Page 3: MMS Packet Processing Device for FOMA International Roaming · Figure 3 shows the system configuration for the interna- tional roaming packet services. To reduce development cost,

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NTT DoCoMo Technical Journal Vol. 6 No.2

Page 4: MMS Packet Processing Device for FOMA International Roaming · Figure 3 shows the system configuration for the interna- tional roaming packet services. To reduce development cost,

56 57

NTT DoCoMo Technical Journal Vol. 6 No.2

Page 5: MMS Packet Processing Device for FOMA International Roaming · Figure 3 shows the system configuration for the interna- tional roaming packet services. To reduce development cost,

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NTT DoCoMo Technical Journal Vol. 6 No.2

Page 6: MMS Packet Processing Device for FOMA International Roaming · Figure 3 shows the system configuration for the interna- tional roaming packet services. To reduce development cost,

58 59

NTT DoCoMo Technical Journal Vol. 6 No.2

Page 7: MMS Packet Processing Device for FOMA International Roaming · Figure 3 shows the system configuration for the interna- tional roaming packet services. To reduce development cost,

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NTT DoCoMo Technical Journal Vol. 6 No.2

Page 8: MMS Packet Processing Device for FOMA International Roaming · Figure 3 shows the system configuration for the interna- tional roaming packet services. To reduce development cost,