Hi Folks, I am a little confused about some issue. There is a particular bind for (28.6 of X.501). However, the DISP has also a bind operation on top of that (7.4.1 of X.525), while hierarchical operational bindings (clause 24 of X.518) does not have a separate bind. Why this difference? Erik Andersen Andersen's L-Service Elsevej 48, DK-3500 Vaerloese Denmark Mobile: +45 2097 1490 e-amail: era@xxxxxxx Skype: andersen-erik http://www.x500.eu/ http://www.x500standard.com/ <http://dk.linkedin.com/in/andersenerik> http://dk.linkedin.com/in/andersenerik