# yum install iiimf-server
should work for you.
I tried that, and it says "nothing to do", which to me means that either
the package is installed, but it doesn't work, or YUM can't find it.
[root@localhost ~]# yum install iiimf-server
Setting up Install Process
Setting up repositories
core 100% |=========================| 951 B 00:00
updates-released 100% |=========================| 951 B 00:00
extras 100% |=========================| 1.1 kB 00:00
updates 100% |=========================| 951 B 00:00
base 100% |=========================| 1.1 kB 00:00
freshrpms 100% |=========================| 951 B 00:00
Reading repository metadata in from local files
primary.xml.gz 100% |=========================| 188 kB 00:01
updates-re: ################################################## 522/522
Added 16 new packages, deleted 0 old in 6.76 seconds
primary.xml.gz 100% |=========================| 153 kB 00:01
updates : ################################################## 413/413
Added 7 new packages, deleted 0 old in 3.63 seconds
Parsing package install arguments
Nothing to do