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L2CAP (Logical Link Control and Adaptation Protocol) を調べてみた

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CID

CID = channel identifier
16ビット(2バイト)の値

CID BR/EDR LE 備考
0x0000 Null identifire Null identifire 使用不可
0x0001 Signal channnel RFU
0x0002 Connectionless channel RFU
0x0003 AMP Manager Protocol RFU
0x0004 RFU Attribute Protocol
0x0005 RFU Signal Channel
0x0006 RFU Security Manager
0x0007 Security Manager RFU
0x0008~0x001F RFU RFU
0x0020~0x003E RFU Assinged Number
0x003F AMP Test Manager RFU
0x0040~0x007F Dynamically allocated Dynamically allocated
0x0080~0xFFFF Dynamically allocated RFU

0x0002

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