You can use IRAF v2.14 on analysis servers anam[11-16] and anah[08-10].
Details: - IRAF v2.14.1 - stsci_iraf 3.15(including STSDAS/TABLES 3.15)
Note that MCSRED works normally on IRAF v2.14 but dose not work well on IRAF v2.16.
If you want to use MCSRED, you must work on servers anam[11-16] or anah[08-10]
in which IRAF v2.14 is installed.