> 216.23.183.0/24 is VSLM'd but has mostly /30s. I have essentially two /30s > left (216.23.183.248/30, 216.23.183.252/30) and figured I'd double that with > /31s but I'm having issues with IOS accepting it. Lots of IOS versions don't support /31. Which version are you using? Steinar Haug, Nethelp consulting, sthaug at nethelp.no