yes, they should, just log in via telnet and get to the MXP> prompt and type the following:
set h323 h245_term_type 40
exactly as shown above. then type:
that should do it. If not, send me an email and I will give you the newer version of the “configuration utility” and it allows you to change a bunch of other settings and do parameter backups and restores. In the restore section is a file that allows better compatibility with Cisco stuff. I have not personally tried it as I don’t own any cisco, but you are welcome to test it out.