You won't find much but here's something I put together a couple of years ago for an IP tie line between a SV8100 and Avaya. It should translate OK between a 9100 and SL1100. Just a basic IP version of a old E&M tie line.
https://dl.dropboxusercontent.com/u/15032525/NEC%20end%20of%20a%20proposed%20SV8100%20to%20Avaya.pdf


Regards,

Paul W
Now back to a 0 day week. Love these 7 day weekends.