Might be helpful to others...NOTE: All Brocade switches are compatible with the Mikrotik S+RJ10 SFP+ 10gbase-T copper module, if you want to cheaply turn some of the sfp+ ports into rj45 10gbE copper ports: Mikrotik 6-Speed Rj-45 Module Up To 10Gbps Speeds
The Mikrotik S+RJ10 does not work with the ICX-7150-C12P. It shows up as an SFP Module intsead of SFP+. However, FS.com ones seem to work.
SW version: 08080d
Code:
show media ethernet 1/3/1
Port 1/3/1: Type : 1GE M-SX(SFP)
Vendor: MikroTik Version: 2.11
Part# : S+RJ10 Serial#:
icx(config)#show media ethernet 1/3/2
Port 1/3/2: Type : 10GE Passive Twinax 1m (SFP+)
Vendor: OEM Version: D
Part# : SFP-10G-T Serial#: