Path: utzoo!mnetor!uunet!husc6!mit-eddie!ll-xn!ames!ptsfa!ihnp4!homxb!hrs From: hrs@homxb.UUCP (H.SILBIGER) Newsgroups: comp.protocols.iso Subject: Re: X.410 and X.225 Message-ID: <1490@homxb.UUCP> Date: 5 Feb 88 16:18:46 GMT References: <30@vdelta.UUCP> Organization: AT&T Bell Laboratories, Holmdel Lines: 13 Summary: X.400 layers n In article <30@vdelta.UUCP>, dave@vdelta.UUCP (Dave Arnold) writes: > Could somebody briefly describe the relationship between X.225 and X.410? > When a X.400 vendor says that they use X.225 in the session layer, does this > mean that X.410 is not used at all? I though X.410 was the session layer > for X.400. > -- > Dave Arnold > uunet!ccicpg!arnold!dave -or- dave@arnold.UUCP -or- dave@arnold.VOLT.COM The session layer protocol for MHS is the Basic Activity Subset (BAS) of X.225. X.410 is the Message Tranfer Agent protocol. Herman Silbiger ihnp4!homxb!hrs