Diagnostic Messages

X.25 Diagnostic Messages

Table C-8

DTE-Specific Signals (Continued)

 

 

 

 

 

 

160 (CLEAR,

 

DTE-specific

CALL INDICATION with reverse charge

 

RESET)

 

signal (generic).

requested has been received, and reverse charge

 

 

 

 

is configured to be rejected by system.

 

 

 

 

CALL INDICATION with reverse charge

 

 

 

 

requested has been received by IP and reverse

 

 

 

 

charge is configured to be rejected for that

 

 

 

 

IP/X.121 address pair. Check is done via IP to

 

 

 

 

X.121 address map table.

 

 

 

 

CALL INDICATION with reverse charge

 

 

 

 

requested has been received by IP and no entry

 

 

 

 

in the IP-to-X.121 address map table exists for

 

 

 

 

this X.121 address. Internal problem which may

 

 

 

 

be generated by components of X.25/9000

 

 

 

 

architecture.

 

 

 

 

 

 

161

 

DTE

Level 2 is coming up or a SABM frame is

 

(RESTART)

 

operational.

received. System sends RESTART REQUEST

 

 

 

 

indicating host is up.

 

 

 

 

 

 

162 (CLEAR,

 

DTE not

Either level 3 or level 2 detected as down.

 

RESET)

 

operational.

Request delivered when network interface was

 

 

 

 

not operational. Condition usually results in an

 

 

 

 

error returned to the application instead of

 

 

 

 

CLEAR. Diagnostic is used when RESTART

 

 

 

 

INDICATION has been received by interface.

 

 

 

 

Interface is going down. RESTART REQUEST

 

 

 

 

was sent on network.

 

 

 

 

 

 

163 (CLEAR,

 

DTE resource

Lack of memory to establish, reset, or clear a call,

 

RESET)

 

constraint.

to process data, expedite data or

 

 

 

 

acknowledgments, or to perform internal

 

 

 

 

operation. This may indicate lack of network

 

 

 

 

memory, or resource constraints on card. When

 

 

 

 

resource constraint appears on connected circuit,

 

 

 

 

CLEAR will be sent only if no recovery is

 

 

 

 

possible.

 

 

 

 

 

252

Appendix C

Page 252
Image 252
HP CommonIO Products manual Table C-8 DTE-Specific Signals

CommonIO Products specifications

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