1. I would use Ubuntu

2. You need the latest sling-qt:
Click the quote link and download from the dev's post:  64 bit static Linux qt:

Or - use the windows sling-qt:
Again, click link that goes to dev's post:
https://bitcointalk.org/index.php?topic=1032166.msg11432874#msg11432874


3. And the latest slingd (extract the file first, then put on the VPN)
Click the quote link and download from the dev's post: slingd:


See from OP - the port is:



4. Then you just do as it shows in the picture:

Some Tips to solve common problems:
1. Make sure the conf file has:
Staking=0
2. Make sure the wallet is unlocked!