I have set up my fabric network with 3 orderers in one organization and a consortium with 5 organizaitons successfully. Each organization has only one peer node
express-checkout
exchange-management-shell
xquartz
ambassador
gdt
fsharp.data.typeproviders
pyscipopt
pbkdf2
chai
terraform-provider-kubernetes
typesafe-config
unirest
gdprconsentform
spine
iostream
django-custom-tags
import-from-csv
ordercloud
quick-score
binary-tree
tpl-dataflow
haxm
v4l
seleniumbase
subsystem
instagram-boost
plt-redex
denial-of-service
sublimelinter
rx-java3