Diagnostic Messages

X.25 Diagnostic Messages

X.25 Diagnostic Messages

Table C-1No Additional Information

 

 

 

 

 

 

 

Diagnostic

 

ISO

 

Explanation

 

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

 

1 (RESET)

 

Invalid P(S).

 

DATA packet received from network with P(S)

 

 

 

 

 

invalid or outside of allowable window.

 

 

 

 

 

 

 

2 (RESET)

 

Invalid P(R).

 

DATA packet received from network with P(R)

 

 

 

 

 

invalid.

 

 

 

 

 

 

Table C-2Packet Type Invalid

 

 

 

 

 

 

 

 

Diagnostic

 

ISO

 

Explanation

 

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

17 (RESTART,

Packet type

 

Invalid packet received with interface in state R1

 

CLEAR,

 

invalid for state

 

(packet level ready). RESTART REQUEST is

 

RESET)

 

R1.

 

sent on network.

 

 

 

 

 

Invalid packet is probably RESTART

 

 

 

 

 

CONFIRMATION.

 

 

 

 

 

 

 

20 (CLEAR)

 

Packet type

 

Invalid packet received on VC in state P1

 

 

 

invalid for state

 

(Ready).

 

 

 

P1.

 

 

 

 

 

 

 

 

 

21 (CLEAR)

 

Packet type

 

Invalid packet received on VC in state P2 (DTE

 

 

 

invalid for state

 

CALL REQUEST).

 

 

 

P2.

 

 

 

 

 

 

 

 

 

22 (CLEAR)

 

Packet type

 

Invalid packet received on VC in state P3 (DCE

 

 

 

invalid for state

 

Incoming Call).

 

 

 

P3.

 

 

 

 

 

 

 

 

 

23 (CLEAR,

 

Packet type

 

Invalid packet received on VC in state P4 (Data

 

RESET)

 

invalid for state

 

Transfer).

 

 

 

P4.

 

 

 

 

 

 

 

 

 

24 (CLEAR)

 

Packet type

 

Invalid packet received on VC in state P5 (Call

 

 

 

invalid for state

 

Collision).

 

 

 

P5.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

244

Appendix C