_ DEC-O-LOG for DSRVB _ DOL, DSRVB-F001, DECSERVER 200 JUN 89 PROBLEM: The following problems occur on DECSERVER 500/550's with the CXA16 module installed: 1) Artificial login attempts. 2) Excessive framing errors. 3) Locked Ports. 4) Excessive Port overrun errors. 5) Server slowdown due to false logins. FIELD EFFECTIVITY: Replace "as needed" DSRVB-BA and -BB below Rev. "C1" in the Field which are exhibiting the problem/symptoms noted. QUICK CHECK: Verify DSRVB-BA and -BB at Rev. "C1" or above. FCO Kit Ordering: EQ-01546-01 FCO, Parts (DSRVB-BA) EQ-01546-02 FCO, Parts (DSRVB-BB) FA-04851-01 FCO Only