This demonstration lists all PNG images in the features document
and the opens them using PHP displaying the image using sapi_write().
It illustrates there should be no limit to data transferred through RTE IPC.

image	bytes
/wasd_root/wasdoc/features/activity.png	169118
/wasd_root/wasdoc/features/admin.png	281228
/wasd_root/wasdoc/features/edit.png	135517
/wasd_root/wasdoc/features/httpdmon.png	156347
/wasd_root/wasdoc/features/http_report.png	240124
/wasd_root/wasdoc/features/openssl_logo.png	19420
/wasd_root/wasdoc/features/qdlogstats.png	199230
/wasd_root/wasdoc/features/update.png	112831
/wasd_root/wasdoc/features/watch.png	226468
/wasd_root/wasdoc/features/watchreport.png	496737
/wasd_root/wasdoc/features/watchtarget.png	31006