Common intercommunication errors

The following reference topics describe how to solve common intercommunication problems for the following symptoms:

Symptom: cannot start (acquire) SNA sessions
Symptom: the PPC Gateway server fails to start
Symptom: CICS will not configure the PPC Gateway server
Symptom: CICS will not configure my transactions in the PPC Gateway server
Symptom: CICS cannot configure the PPC Gateway server
Symptom: CICS for MVS/ESA transactions abend AXFX
Symptom: SNA exchange log names (XLN) fails
Symptom: all inbound requests fail
Symptom: all outbound requests fail
Symptom: invalid or unrecognizable data is passed to applications
Symptom: applications fail because of security violations
Symptom: Transaction routing to CICS Transaction Server for z/OS fail with communications error 15a00007/a0000100
Symptom: Transaction routing causes screen errors
Symptom: CICS fails to detect a predefined CD entry, and autoinstalls another
Symptom: PPC Gateway socket bind warning with errno:98 (on UNIX ) or errno:10060 (on Windows)
Symptom: Transaction tracking failed due to incorrect TranGrpID

Parent topic: Intersystem problem determination