http://www.ISAserver.org ------------------------------------------------------- Cable connections are usually good for 1500, but if you want try 1492 or 1404. John T eServices For You "Life is a succession of lessons which must be lived to be understood." Ralph Waldo Emerson (1802-1882) > -----Original Message----- > From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of > ISA > Sent: Thursday, January 18, 2007 6:56 PM > To: isalist@xxxxxxxxxxxxx > Subject: [isalist] SMTP Connection Closed > > http://www.ISAserver.org > ------------------------------------------------------- > > I am going to look at the MTU settings on the SonicWall. > > What would you expect them to be at? > > Joseph Danielsen, MCSA-Messaging, MCP > > > -----Original Message----- > From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] > On Behalf Of Greg Mulholland > Posted At: Thursday, January 18, 2007 9:54 PM > Posted To: ISA > Conversation: [isalist] Re: SMTP Connection Closed > Subject: [isalist] Re: SMTP Connection Closed > > http://www.ISAserver.org > ------------------------------------------------------- > > hmm that rules that out. > > ----- Original Message ----- > From: "ISA" <ISA@xxxxxxxxxxxxxxxx> > To: <isalist@xxxxxxxxxxxxx> > Sent: Friday, January 19, 2007 1:48 PM > Subject: [isalist] Re: SMTP Connection Closed > > > http://www.ISAserver.org > ------------------------------------------------------- > > Nope! The only thing I changed was the NOOP to 20 (per Thor's advise). > First time I ever messed around with the Proto filters. Exchange box: > Dell PE2800 2GB mem. ISA: Dell PE1430 1GB mem. Both doing nothing but > handling mail for 3 mail accounts. > > Joseph Danielsen, MCSA-Messaging, MCP > > -----Original Message----- > From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] > On Behalf Of Greg Mulholland > Posted At: Thursday, January 18, 2007 9:42 PM > Posted To: ISA > Conversation: [isalist] Re: SMTP Connection Closed > Subject: [isalist] Re: SMTP Connection Closed > > http://www.ISAserver.org > ------------------------------------------------------- > > gotta be some sort of connect limit, i would have thought noop as well. > Have > you customised any of your smtp rules or smtp filters beyond the normal > setup? have you customised any of the settings exchange connection > limit > settings > > whats the hardware specs of the exchange box and isa box? > > how long do you wait for the before banner before closing the window? > > > Greg > ----- Original Message ----- > From: "ISA" <ISA@xxxxxxxxxxxxxxxx> > To: <isalist@xxxxxxxxxxxxx> > Sent: Friday, January 19, 2007 1:29 PM > Subject: [isalist] SMTP Connection Closed > > > http://www.ISAserver.org > ------------------------------------------------------- > > > Nothing at all - > I enter telnet mail.domain.com 25 (hit enter) the line disappears and > the curser just sits there and blinks - no banner - nothing. If I hit > enter again it goes back to the C:\ prompt. > > I tried the steps in that article mentioned earlier - but I can't get > passed the first step (mentioned above). However, I see the port 25 > attempt on the ISA firewall logs - then is CLOSES after 5 seconds. > > > Joseph Danielsen, MCSA-Messaging, MCP > > Network Blade Inc. > > 49 Marcy Street > > Somerset, NJ 08873 > > 732-213-0600 > > www.networkblade.com > > > > > > > -----Original Message----- > From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] > On Behalf Of Thor (Hammer of God) > Posted At: Thursday, January 18, 2007 9:24 PM > Posted To: ISA > Conversation: [isalist] SMTP Connection Closed > Subject: [isalist] Re: SMTP Connection Closed > > http://www.ISAserver.org > ------------------------------------------------------- > > What actually happens when the telnet session is initiated? Do you see > anything? Any connect at all? > > t > > > On 1/18/07 6:10 PM, "ISA" <ISA@xxxxxxxxxxxxxxxx> spoketh to all: > > > http://www.ISAserver.org > > ------------------------------------------------------- > > > > Thanks guys - I'll follow the article is see what goes - > > > > Did anyone have any problems actually connecting? > > > > I also thought of MTU issues. Two of the sites that can not connect; > one > > is fronted with a SonicWall, the other a Linksys (stop, don't even say > > it... I know). > > > > > > > > Joseph Danielsen, MCSA-Messaging, MCP > > > > -----Original Message----- > > From: isalist-bounce@xxxxxxxxxxxxx > [mailto:isalist-bounce@xxxxxxxxxxxxx] > > On Behalf Of Greg Mulholland > > Posted At: Thursday, January 18, 2007 8:58 PM > > Posted To: ISA > > Conversation: [isalist] Re: SMTP Connection Closed > > Subject: [isalist] Re: SMTP Connection Closed > > > > http://www.ISAserver.org > > ------------------------------------------------------- > > > > I'm wondering if he is experiencing any other signs of flaky internet > > connection. Like in browsing etc etc. Ive seen mtu issues do this. > > > > Greg > > ----- Original Message ----- > > From: "Thor (Hammer of God)" <thor@xxxxxxxxxxxxxxx> > > To: <isalist@xxxxxxxxxxxxx> > > Sent: Friday, January 19, 2007 12:49 PM > > Subject: [isalist] Re: SMTP Connection Closed > > > > > >> http://www.ISAserver.org > >> ------------------------------------------------------- > >> > >> But that wouldn't have anything at all to do with telnetting to 25, > > which > >> I > >> can do, but I now see that others cannot. A blacklist or etc will > not > >> affect that. > >> > >> t > >> > >> > >> On 1/18/07 4:29 PM, "Amy Babinchak" <amy@xxxxxxxxxxxxxxxxxxxxxxxxxx> > >> spoketh > >> to all: > >> > >>> It only effects incoming email. > >>> > >>> You can get around it by using a smarthost. Your cable company > > probably > >>> allows > >>> you to use their server for such purpose. That's how I get around > it. > >>> > >>> ________________________________ > >>> > >>> From: isalist-bounce@xxxxxxxxxxxxx on behalf of ISA > >>> Sent: Thu 1/18/2007 7:22 PM > >>> To: isalist@xxxxxxxxxxxxx > >>> Subject: [isalist] SMTP Connection Closed > >>> > >>> > >>> I thought that would affect my outgoing mail - not incoming! > >>> > >>> <unfortunately I can't get a static IP for another few months, I > will > > > >>> then> > >>> > >>> Joseph Danielsen, MCSA-Messaging, MCP > >>> Network Blade Inc. > >>> 49 Marcy Street > >>> Somerset, NJ 08873 > >>> 732-213-0600 > >>> www.networkblade.com <http://www.networkblade.com/> > >>> > >>> > >>> > > > <https://harbor.bounceme.net/Exchange/amy/Drafts/RE:%20[isalist]%20SMTP% > > 20Conn > >>> ection%20Closed.EML/1_multipart/image001.jpg> > >>> > > > <https://harbor.bounceme.net/Exchange/amy/Drafts/RE:%20[isalist]%20SMTP% > > 20Conn > >>> ection%20Closed.EML/1_multipart/image002.jpg> > >>> ________________________________ > >>> > >>> From: isalist-bounce@xxxxxxxxxxxxx > > [mailto:isalist-bounce@xxxxxxxxxxxxx] > >>> On > >>> Behalf Of Amy Babinchak > >>> Sent: Thursday, January 18, 2007 7:20 PM > >>> To: isalist@xxxxxxxxxxxxx > >>> Subject: RE: [isalist] SMTP Connection Closed > >>> > >>> according to dsnstuff.com you are listed on 3 blacklists and have no > >>> reverse > >>> DNS entry. That's enough right there to cause you to have > > inconsistant > >>> incoming email issues. > >>> > >>> ________________________________ > >>> > >>> From: isalist-bounce@xxxxxxxxxxxxx on behalf of ISA > >>> Sent: Thu 1/18/2007 7:06 PM > >>> To: isalist@xxxxxxxxxxxxx > >>> Subject: [isalist] SMTP Connection Closed > >>> Amy: > >>> DNS seems to be working (mail.networkblade.com resolves to the > > correct > >>> IP), > >>> "I" am not blacklisting and I don't know how to Grey list. > >>> > >>> The ISP (cable company) is always suspect of everything else. > >>> > >>> Joseph Danielsen, MCSA-Messaging, MCP > >>> Network Blade Inc. > >>> 49 Marcy Street > >>> Somerset, NJ 08873 > >>> 732-213-0600 > >>> ________________________________ > >>> > >>> From: isalist-bounce@xxxxxxxxxxxxx > > [mailto:isalist-bounce@xxxxxxxxxxxxx] > >>> On > >>> Behalf Of Amy Babinchak > >>> Sent: Thursday, January 18, 2007 7:02 PM > >>> To: isalist@xxxxxxxxxxxxx > >>> Subject: RE: [isalist] SMTP Connection Closed > >>> > >>> So assuming that this used to work you've eliminated the other > > obvious > >>> things > >>> besides filtering like bad DNS, flakey ISP, blacklisting, grey > > listing, > >>> etc? > >>> > >>> ________________________________ > >>> > >>> From: isalist-bounce@xxxxxxxxxxxxx on behalf of ISA > >>> Sent: Thu 1/18/2007 6:46 PM > >>> To: isalist@xxxxxxxxxxxxx > >>> Subject: [isalist] SMTP Connection Closed > >>> Good questions! > >>> Thor: I was referring to Exchange filtering NOT ISA. I was not aware > > of > >>> the > >>> NOOP config in the SMTP filter properties. > >>> Amy: By client I mean another account with a separate ISP and > > Exchange > >>> server > >>> somewhere else in the world. i.e. NJ. > >>> > >>> Joseph Danielsen, MCSA-Messaging, MCP > >>> Network Blade Inc. > >>> 49 Marcy Street > >>> Somerset, NJ 08873 > >>> 732-213-0600 > >>> www.networkblade.com <http://www.networkblade.com/> > >>> > >>> > >>> > > > <https://harbor.bounceme.net/Exchange/amy/Drafts/RE:%20[isalist]%20SMTP% > > 20Conn > >>> ection%20Closed.EML/1_multipart/%20> > >>> > > > <https://harbor.bounceme.net/Exchange/amy/Drafts/RE:%20[isalist]%20SMTP% > > 20Conn > >>> ection%20Closed.EML/1_multipart/%20> > >>> ________________________________ > >>> > >>> From: isalist-bounce@xxxxxxxxxxxxx > > [mailto:isalist-bounce@xxxxxxxxxxxxx] > >>> On > >>> Behalf Of Thor (Hammer of God) > >>> Posted At: Thursday, January 18, 2007 6:40 PM > >>> Posted To: ISA > >>> Conversation: [isalist] SMTP Connection Closed > >>> Subject: [isalist] Re: SMTP Connection Closed > >>> > >>> Just to make sure we're saying the same thing.. Not filtering via > >>> Exchange and > >>> 3rd party- the ISA SMTP filter. You disabled that? > >>> > >>> t > >>> > >>> > >>> On 1/18/07 3:30 PM, "ISA" <ISA@xxxxxxxxxxxxxxxx> spoketh to all: > >>> Thor - thanks but I've turned off ALL filtering via Exchange and 3rd > >>> party > >>> software. > >>> > >>> I've tried connecting (via telnet) from multiple locations (ISP) and > > from > >>> Exchange 2003 and SBS 2003. Some work and Some don't. When watching > > the > >>> ISA > >>> real-time logs, the connection is initiated then 5 seconds later it > > is > >>> then > >>> closed by the Exchange publishing rule. > >>> > >>> A 12-pack for the one who gets this one! > >>> > >>> <and this is on my own server/network> > >>> > >>> > >>> Joseph Danielsen, MCSA-Messaging, MCP > >>> Network Blade Inc. > >>> 49 Marcy Street > >>> Somerset, NJ 08873 > >>> 732-213-0600 > >>> www.networkblade.com <http://www.networkblade.com/> > >>> <http://www.networkblade.com/> > >>> > >>> > >>> > > > <https://harbor.bounceme.net/Exchange/amy/Drafts/RE:%20[isalist]%20SMTP% > > 20Conn > >>> ection%20Closed.EML/1_multipart/%20> > >>> > > > <https://harbor.bounceme.net/Exchange/amy/Drafts/RE:%20[isalist]%20SMTP% > > 20Conn > >>> ection%20Closed.EML/1_multipart/%20> > >>> ________________________________ > >>> > >>> From: isalist-bounce@xxxxxxxxxxxxx > > [mailto:isalist-bounce@xxxxxxxxxxxxx] > >>> <mailto:isalist-bounce@xxxxxxxxxxxxx%5d> On Behalf Of Thor (Hammer > > of > >>> God) > >>> Posted At: Thursday, January 18, 2007 6:22 PM > >>> Posted To: ISA > >>> Conversation: [isalist] SMTP Connection Closed > >>> Subject: [isalist] Re: SMTP Connection Closed > >>> > >>> Check your SMTP filter settings for command lengths... NOOP has been > >>> problematic before at its default of 6 - I changed mine to 20 after > >>> sniffing > >>> traffic and determining some older Exchange boxes were padding NOOP > > with > >>> spaces.. > >>> > >>> t > >>> > >>> > >>> On 1/18/07 1:46 PM, "ISA" <ISA@xxxxxxxxxxxxxxxx> spoketh to all: > >>> Hope someone can help! > >>> > >>> I think this is an ISA 2004 (patched) issue. > >>> > >>> From some clients I can send/receive email just fine (and telnet > port > > > >>> 25). But > >>> from other clients I can not. I monitored the ISA logs and observed > > the > >>> connection initiated then being closed. > >>> > >>> From Exchange 2003 box I shut of IMF and GFI services - still not > > luck > >>> receiving email or telnet'ing from a particular client. > >>> > >>> Any ideas would be greatly appreciated. > >>> > >>> Respectfully > >>> > >>> > >>> Joseph Danielsen, MCSA-Messaging, MCP > >>> Network Blade Inc. > >>> 49 Marcy Street > >>> Somerset, NJ 0887 > >>> 732-213-0600 > >>> > >> > >> > >> ------------------------------------------------------ > >> List Archives: //www.freelists.org/archives/isalist/ > >> ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > >> ISA Server Articles and Tutorials: > >> http://www.isaserver.org/articles_tutorials/ > >> ISA Server Blogs: http://blogs.isaserver.org/ > >> ------------------------------------------------------ > >> Visit TechGenix.com for more information about our other sites: > >> http://www.techgenix.com > >> ------------------------------------------------------ > >> To unsubscribe visit http://www.isaserver.org/pages/isalist.asp > >> Report abuse to listadmin@xxxxxxxxxxxxx > >> > >> > > > > ------------------------------------------------------ > > List Archives: //www.freelists.org/archives/isalist/ > > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > > ISA Server Articles and Tutorials: > > http://www.isaserver.org/articles_tutorials/ > > ISA Server Blogs: http://blogs.isaserver.org/ > > ------------------------------------------------------ > > Visit TechGenix.com for more information about our other sites: > > http://www.techgenix.com > > ------------------------------------------------------ > > To unsubscribe visit http://www.isaserver.org/pages/isalist.asp > > Report abuse to listadmin@xxxxxxxxxxxxx > > > > ------------------------------------------------------ > > List Archives: //www.freelists.org/archives/isalist/ > > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > > ISA Server Articles and Tutorials: > > http://www.isaserver.org/articles_tutorials/ > > ISA Server Blogs: http://blogs.isaserver.org/ > > ------------------------------------------------------ > > Visit TechGenix.com for more information about our other sites: > > http://www.techgenix.com > > ------------------------------------------------------ > > To unsubscribe visit http://www.isaserver.org/pages/isalist.asp > > Report abuse to listadmin@xxxxxxxxxxxxx > > > > > > > > > ------------------------------------------------------ > List Archives: //www.freelists.org/archives/isalist/ > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > ISA Server Articles and Tutorials: > http://www.isaserver.org/articles_tutorials/ > ISA Server Blogs: http://blogs.isaserver.org/ > ------------------------------------------------------ > Visit TechGenix.com for more information about our other sites: > http://www.techgenix.com > ------------------------------------------------------ > To unsubscribe visit http://www.isaserver.org/pages/isalist.asp > Report abuse to listadmin@xxxxxxxxxxxxx > > ------------------------------------------------------ > List Archives: //www.freelists.org/archives/isalist/ > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > ISA Server Articles and Tutorials: > http://www.isaserver.org/articles_tutorials/ > ISA Server Blogs: http://blogs.isaserver.org/ > ------------------------------------------------------ > Visit TechGenix.com for more information about our other sites: > http://www.techgenix.com > ------------------------------------------------------ > To unsubscribe visit http://www.isaserver.org/pages/isalist.asp > Report abuse to listadmin@xxxxxxxxxxxxx > > > ------------------------------------------------------ > List Archives: //www.freelists.org/archives/isalist/ > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > ISA Server Articles and Tutorials: > http://www.isaserver.org/articles_tutorials/ > ISA Server Blogs: http://blogs.isaserver.org/ > ------------------------------------------------------ > Visit TechGenix.com for more information about our other sites: > http://www.techgenix.com > ------------------------------------------------------ > To unsubscribe visit http://www.isaserver.org/pages/isalist.asp > Report abuse to listadmin@xxxxxxxxxxxxx > > ------------------------------------------------------ > List Archives: //www.freelists.org/archives/isalist/ > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > ISA Server Articles and Tutorials: > http://www.isaserver.org/articles_tutorials/ > ISA Server Blogs: http://blogs.isaserver.org/ > ------------------------------------------------------ > Visit TechGenix.com for more information about our other sites: > http://www.techgenix.com > ------------------------------------------------------ > To unsubscribe visit http://www.isaserver.org/pages/isalist.asp > Report abuse to listadmin@xxxxxxxxxxxxx > > > ------------------------------------------------------ > List Archives: //www.freelists.org/archives/isalist/ > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > ISA Server Articles and Tutorials: > http://www.isaserver.org/articles_tutorials/ > ISA Server Blogs: http://blogs.isaserver.org/ > ------------------------------------------------------ > Visit TechGenix.com for more information about our other sites: > http://www.techgenix.com > ------------------------------------------------------ > To unsubscribe visit http://www.isaserver.org/pages/isalist.asp > Report abuse to listadmin@xxxxxxxxxxxxx > > ------------------------------------------------------ > List Archives: //www.freelists.org/archives/isalist/ > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > ISA Server Articles and Tutorials: http://www.isaserver.org/articles_tutorials/ > ISA Server Blogs: http://blogs.isaserver.org/ > ------------------------------------------------------ > Visit TechGenix.com for more information about our other sites: > http://www.techgenix.com > ------------------------------------------------------ > To unsubscribe visit http://www.isaserver.org/pages/isalist.asp > Report abuse to listadmin@xxxxxxxxxxxxx ------------------------------------------------------ List Archives: //www.freelists.org/archives/isalist/ ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp ISA Server Articles and Tutorials: http://www.isaserver.org/articles_tutorials/ ISA Server Blogs: http://blogs.isaserver.org/ ------------------------------------------------------ Visit TechGenix.com for more information about our other sites: http://www.techgenix.com ------------------------------------------------------ To unsubscribe visit http://www.isaserver.org/pages/isalist.asp Report abuse to listadmin@xxxxxxxxxxxxx