/31s are supported on FE and GE link types (as well as POS, etc.) However, cisco backed out support in some early versions of the 12.1 code train (ie it worked in some versions of 12.0, didn't work in some 12.1, and now appears to work again).
RFC 3021 provides details. bbfaye wrote: > > I used thought it shoul be /30 mask subnet... > but recently I saw some guy said: use /31 subnet to save the address.... > I really confusing me... Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=55457&t=55457 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]