Path: utzoo!attcan!uunet!jarthur!usc!ucsd!ucbvax!MERCURY.TWG.COM!ljm From: ljm@MERCURY.TWG.COM Newsgroups: comp.protocols.tcp-ip Subject: All nets broadcasts (was: SLIP, IP Routers and Named Pipes) Message-ID: <9010141721.ac05147@Mercury.TWG.COM> Date: 15 Oct 90 23:31:03 GMT References: Sender: daemon@ucbvax.BERKELEY.EDU Organization: The Internet Lines: 30 > >Am I correct in assuming that it is the 'non-passing' for certain >IP/UDP broadcast packets that prevents 'stock' named-pipes from >working across IP routers? > Yes. > >If that is the only reason, then could one expect named-pipes to work >across a router that could be configured to pass these broadcasts in a >controlled manner? (no loops and all that...) > The basic problem is that Lan Manager is trying to overcome its lack of a directory services with a mechanism, all-nets-broadcast, which just doesn't belong in an network with over a million users. If you really need to support LM's naming mechanisms, a more reasonable approach is to catch those broadcast NetBIOS name requests and translate them into DNS requests. enjoy, leo j mclaughlin iii ljm@twg.com P.S. Please pass any comments about the number of nodes/users to /dev/null or just read the archives of the last 'size of the Internet' debates.