Stig, Thank you very much for your review.  I'm also forwarding it to trill so that the WG can see it. Regards, Alia On Wed, May 25, 2016 at 2:28 PM, Stig Venaas < stig at venaas.com > wrote: Hi Sorry for being a bit late with this review. At least the document is well written and easy to understand. There are no significant issues. I am wondering about the security considerations though. Are there really no differences between the multi-level alternatives when it comes to security? I have two tiny editorial comments. Section 1.4 typo RBridge - Routing Bridge, an alterntive name for a TRILL switch                                                ^^^^^^^^^ Also, several places it says "non-zero" which is correct, but there are some instances of "nonzero". Stig On Wed, May 4, 2016 at 11:52 PM, Jonathan Hardwick < Jonathan.Hardwick at metaswitch.com > wrote: > Hi Stig > > > > Please would you do a routing directorate QA review of > draft-ietf-trill-rbridge-multilevel? > > https://datatracker.ietf.org/doc/draft-ietf-trill-rbridge-multilevel/ > > > > Note that this is a “QA review.” The document is still being worked on by > the TRILL working group.  The goal of this review is to provide a different > perspective on the work and to improve its quality. Hence, your comments > will be provided primarily for the benefit of the TRILL chairs and the > document authors. > > > > Please could you provide your comments by May 20 and copy your comments to > the rtg-dir list? > > > > The following web page contains a briefing on the QA process, and guidance > for the QA reviewer. > > https://trac.tools.ietf.org/area/rtg/trac/wiki/RtgDirDocQa > > > > Please let me know whether you can do it, or not. > > > > Many thanks > > Jon > > > > > > > >