Tag: WMS cascading

WMS cascading with MapServer.

Posted by – Saturday 2012-06-30

MapServer supports WMS cascading. Recently I have used this feature to serve an ortophoto layer which was already being served from an old WMS service. This feature has allowed me to avoid copying the ortophoto to the new server. Given that orthopotos usually demand lots of hard disk space – even when they are compressed in formats like ECW or MrSID -, I have saved time and storage capacity.

Cascading WMS is easy with MapServer. Just edit the mapfile and add a new layer like the one shown below: