On Wed, 2 Feb 2011, Iljitsch van Beijnum wrote: > > Example: if you give administrators the option of putting a router > address in a DHCP option, they will do so and some fraction of the time, > this will be the wrong address and things don't work. If you let routers > announce their presence, then it's virtually impossible that something > goes wrong because routers know who they are. A clear win.
Counterexample: rogue RAs from Windows boxes running 6to4 or Teredo and Internet Connection Sharing. This is a lot harder to fix than a misconfigured DHCP server. http://malc.org.uk/6doom Tony. -- f.anthony.n.finch <d...@dotat.at> http://dotat.at/ HUMBER THAMES DOVER WIGHT PORTLAND: NORTH BACKING WEST OR NORTHWEST, 5 TO 7, DECREASING 4 OR 5, OCCASIONALLY 6 LATER IN HUMBER AND THAMES. MODERATE OR ROUGH. RAIN THEN FAIR. GOOD.