Hi Derrell, Thank You for the review! Please see inline. > pp. 3, 1., nit > > "...enables the single-sign-on features, which allows the user to..." > > "...enables single sign-on, which allows the user to..." We can fix as suggested. --- > pp. 5, last sentence > > "previously" means "from the out-of-scope mechanism", just say that. I think that sounds a little "clumsy" to repeat it. Would it work if we said "obtained in the step above", or something like that? --- > pp. 7, 2.1.1 > > "(or with invalid credentials)" > > Why continue when a UAC presents invalid credentials? [See below.] > > > pp. 8, 2.1.3 > > 2.1.1 says if you get invalid credentials to go REGISTER, and here in > REGISTER, it says if you get invalid credentials, go to 2.1.1. This > seems recursive though I'm assuming this ultimately terminates when all > the schemes are exhausted without success. Section 2.1.1 defines generic procedures, while section 2.1.3 defines the procedures specific for the REGISTER request. Regards, Christer -- last-call mailing list last-call@xxxxxxxx https://www.ietf.org/mailman/listinfo/last-call