[192.168.100.10]
comment=Some alt server

[192.168.100.100]
comment=My first alt server that will not be used for replication
for=client

[192.168.100.50]
comment=Super sectret alt server that will be used for replication, but clients don't know about it
for=replication

[192.168.100.123]
comment=Also just for replication, and only for images starting with foobar/baz/
namespace=foobar/baz/
for=replication