The following example trace shows the sequence of events that occur at the caller side, when the caller requests CHAP authentication from a peer that is not configured to support CHAP:
11:17:41: ipdptp0 Send: LCP Packet Config Request [id: 55] [length: 0012] Maximun Receive unit: 1500 Magic Number: ae36559a Protocol Field Compression Address and Control Field Compression 11:17:42: ipdptp0 Recv: LCP Packet Config Request [id: 55] [length: 0012] Maximun Receive unit: 1500 Magic Number: ae36559a Protocol Field Compression Address and Control Field Compression 11:17:42: ipdptp0 Recv: LCP Packet Config Request [id: 0e] [length: 0017] Maximun Receive unit: 1500 Authentication protocol: CHAP using MD5 algorithm Magic Number: 3ca14856 Protocol Field Compression Address and Control Field Compression 11:17:42: ipdptp0 Send: LCP Packet Config Reject [id: 0e] [length: 0009] Authentication protocol: CHAP using MD5 algorithm 11:17:42: ipdptp0 Recv: LCP Packet Terminate Request [id: 0f] [length: 0004] 11:17:42: ipdptp0 Send: LCP Packet Terminate Ack [id: 0f] [length: 0004] 11:17:45: ipdptp0 Send: LCP Packet Config Request [id: 56] [length: 0012] Maximun Receive unit: 1500 Magic Number: ae36559a Protocol Field Compression Address and Control Field Compression 11:17:48: ipdptp0 Send: LCP Packet Config Request [id: 57] [length: 0012] Maximun Receive unit: 1500 Magic Number: ae36559a Protocol Field Compression Address and Control Field Compression . . . 11:18:09: ipdptp0 Send: LCP Packet Config Request [id: 5f] [length: 0012] Maximun Receive unit: 1500 Magic Number: ae36559a Protocol Field Compression Address and Control Field Compression |
The following example trace shows the corresponding sequence of events that occur at the answering side:
18:28:21: ipdptp0 Send: LCP Packet Config Request [id: 20] [length: 0017] Maximun Receive unit: 1500 Authentication protocol: CHAP using MD5 algorithm Magic Number: f16105df Protocol Field Compression Address and Control Field Compression 18:28:21: ipdptp0 Recv: LCP Packet Config Reject [id: 20] [length: 0009] Authentication protocol: CHAP using MD5 algorithm 18:28:21: ipdptp0 Send: LCP Packet Terminate Request [id: 21] [length: 0004] 18:28:21: ipdptp0 Recv: LCP Packet Terminate Ack [id: 21] [length: 0004] |