PPP Decoding Example

Debug Output 
Sending LCP CONFIGURE ACK to port S0 of 15 bytes containing:
02 02 00 0f 03 05 c2 23 05 06 5b 98 30 55
Decoded Output 
Packet Info: Code: 02, ID: 02, 15 bytes. 
Authentication-Protocol [0x03], length: (5 bytes) Challenge Handshake
Authentication Protocol [0xC22305]
Magic-Number [0x05], length: (6 bytes) [0x5B983055] 
The hexadecimal decoded output is translated as follows:
Hexadecimal Value  Translation 
02  Code 
02  ID 
00 0f  Bytes (15) 
03  Authentication Protocol ([0x03]) 
05  Length in bytes (5) 
c2 23 05  Specific authentication protocol. In this case, CHAP 
05  Magic Number option 
06  Length in bytes (6) 
5b 98 30 55  Magic Number