Any of these modules:
http://1.bp.blogspot.com/-vS19wDuuAKE/U32pE6DM7yI/AAAAAAAAGVg/EJWv51asi_o/s1600/blogger-image-85788057.jpg
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Type: Posts; User: Team Colibri
Any of these modules:
http://1.bp.blogspot.com/-vS19wDuuAKE/U32pE6DM7yI/AAAAAAAAGVg/EJWv51asi_o/s1600/blogger-image-85788057.jpg
...
Ethernet from the StructureScan-module to the front unit will allow you the see the same on both units.