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6-22 TCP/IP Ethernet Communications User’s Manual – January 1996
GFK-1004B
Table 6-10. Exception Log Event Codes - Continued
Log Event
Code Possible Cause and Resolution
Event “12”
TCP events
This event is logged by the (Transmission Control Protocol (TCP) layer.
Entry 1 will always be zero.
Entry 2 identifies the type of error:
1 “LAN I/F capacity exceeded; discarded request”
Unable to allocate a TCB in tcpmopen. Entry 3 contains the endpoint
identifier number used in the tcpmopen call.
2 “LAN system-software fault; resuming”
Internal error: NULL event function pointer used in call to tcpmopen. Entry 3
contains the endpoint identifier number used in the tcpmopen call.
3 “LAN system-software fault; resuming”
Internal error: Lqsize size parameter of tcpmopen call used intcpmopen call is
invalid. Entry 3 contains the endpoint identifier number used in the
tcpmopen call. Entry 4 contains the offending lqsize parameter value.
4 “LAN system-software fault; resuming”
Internal error: Invalid itcb parameter in tcpaccept call. Entry 4 contains the
offending itcb parameter value.
5 “LAN system-software fault; resuming”
Internal error: Empty listen queue when tcpaccept was called.
6 “LAN system-software fault; resuming”
Internal error: Invalid itcb parameter used in tcpattach call. Entry 3 contains
the endpoint identifier number used in call. Entry 4 contains the offending
itcb parameter value.
7 “LAN system-software fault; resuming”
Internal error: TCB not in ESTABLISHED state when tcpattach was
called.Entry 3 contains the endpoint identifier number used in call. Entry 4
contains a code indicating the current state of the TCP connection.Valid state
codes are listed in the description of Entry 2 = f.
8 “LAN system-software fault; resuming”
Internal error: Illegal parameter specified in call to tcpread. Entry 3 contains
an internal error code of interest to developers.
9 “LAN system-software fault; resuming”
Internal error: TCB not in ESTABLISHED state when tcpread was called.
Entry 4 contains a code indicating the current state of the TCP connection.
Valid state codes are listed in the description of Entry 2 = f. Entry 5 contains
an internal error code of interest to developers.
a “LAN system-software fault; resuming”
Internal error: Illegal parameter specified in call to tcpwr. Entry 3 contains an
internal error code of interest to developers.
b “LAN system-software fault; resuming”
Internal error: TCB not in ESTABLISHED state when tcpwr was called.
c “LAN system-software fault; resuming”
Internal error: Invalid itcb parameter used in tcpclose call. Entry 3 contains
the offending itcb parameter value.
d “LAN system-software fault; resuming”
Internal error: Invalid itcb parameter used in tcpclose call. Entry 3 contains
the offending itcb parameter value.
e “LAN system-software fault; resuming”
Internal error: TCP function called before TCP task was initialized.