use-thread-pool-ids

none 

Specifies a comma-separated list of thread-pool-id values defined in thread-pool elements used by the ORB.

message-fragment-size

1024

(optional) GIOPv1.2 messages larger than this number of bytes are fragmented. 

max-connections

1024

(optional) The maximum number of incoming connections on all IIOP listeners. Legal values are integers.