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From: Steve on 19 Apr 2010 10:01 We set our message limits using the following values sending message size: 10 MB receiving message size: No limit The sending message size is working correctly. The receiving message size is being limited to 10 MB which is the same as sending message size. I changed the sending message size to 15 MB, the sending receiving size increased to 15 MB although it is still defined as "No limit". Any ideas? Thanks.
From: Rich Matheisen [MVP] on 19 Apr 2010 12:10 On Mon, 19 Apr 2010 09:01:37 -0500, "Steve" <steve(a)nothing.ork> wrote: >We set our message limits using the following values > >sending message size: 10 MB >receiving message size: No limit > >The sending message size is working correctly. The receiving message size is >being limited to 10 MB which is the same as sending message size. I changed >the sending message size to 15 MB, the sending receiving size increased to >15 MB although it is still defined as "No limit". Any ideas? Thanks. Do you have any explicit limits set on the SMTP Virtual Server? If you "telnet <your-server> 25" and then enter "EHLO<Enter>" do you see a "SIZE" keyword and value? Does setting an explicit limin for the "receiving message size" change anything? That "No Limit" may not be the best thing to use. If you expect really big messages, try setting it to what's acceptable (100MB, 500MB, 1000MB) and see what changes. --- Rich Matheisen MCSE+I, Exchange MVP
From: John Oliver, Jr. [MVP] on 19 Apr 2010 12:16 You can set message size for Mailbox limits and Global limits. Global limits take precedence first. http://www.msexchange.org/tutorials/Set-Size-Limits-Messages.html -- John Oliver, Jr MCSE, MCT, CCNA Exchange MVP 2009 Microsoft Certified Partner "Steve" <steve(a)nothing.ork> wrote in message news:#SV7Uj83KHA.4416(a)TK2MSFTNGP06.phx.gbl... > We set our message limits using the following values > > sending message size: 10 MB > receiving message size: No limit > > The sending message size is working correctly. The receiving message size > is being limited to 10 MB which is the same as sending message size. I > changed the sending message size to 15 MB, the sending receiving size > increased to 15 MB although it is still defined as "No limit". Any ideas? > Thanks.
From: Steve on 19 Apr 2010 13:39 Telnet SIZE shows no limit. SMTP limits are set to "no limit." "Rich Matheisen [MVP]" <richnews(a)rmcons.com.NOSPAM.COM> wrote in message news:ssvos5lafqf2u4nf2jlpbp6p39co2mdgml(a)4ax.com... > On Mon, 19 Apr 2010 09:01:37 -0500, "Steve" <steve(a)nothing.ork> wrote: > >>We set our message limits using the following values >> >>sending message size: 10 MB >>receiving message size: No limit >> >>The sending message size is working correctly. The receiving message size >>is >>being limited to 10 MB which is the same as sending message size. I >>changed >>the sending message size to 15 MB, the sending receiving size increased to >>15 MB although it is still defined as "No limit". Any ideas? Thanks. > > Do you have any explicit limits set on the SMTP Virtual Server? > > If you "telnet <your-server> 25" and then enter "EHLO<Enter>" do you > see a "SIZE" keyword and value? > > Does setting an explicit limin for the "receiving message size" change > anything? That "No Limit" may not be the best thing to use. If you > expect really big messages, try setting it to what's acceptable > (100MB, 500MB, 1000MB) and see what changes. > --- > Rich Matheisen > MCSE+I, Exchange MVP
From: Rich Matheisen [MVP] on 19 Apr 2010 21:25
On Mon, 19 Apr 2010 12:39:01 -0500, "Steve" <steve(a)nothing.ork> wrote: >Telnet SIZE shows no limit. SMTP limits are set to "no limit." Good. Does that mean that the "oversized" messages, if they're being sent by a MTA using EMTP, are accepted and then later NDRed? Or are the messages sent by a MTA that just uses SMTP (i.e. it doesn't start the session with EHLO)? Have you run the Exchange Best Practices Analyzer? Does it warn about problematic mismatches in message size settings? Do you have any value in the "Limit message size to (KB)" edit box on the "Messages" tab of any SMTP Virtual Server? --- Rich Matheisen MCSE+I, Exchange MVP |