Don't worry about these. They are caused by the following patch:
CCMS: Call ID Problems. *** NOTE: This Patch is a Merge of Call ID PEPs from prior releases MPLR29159, MPLR30055, & MPLR26580. Conflicting PEPs that are merged and obsoleted p28475_1 p29352_1 p29370_1. *** *** NOTE 2: THIS PATCH CAN PRINT DIAG1051 MESSAGES ***
DIAG1051 messages are for GNTS.