2 questions at this piont: 1) Can you post the entire error message? 2) Do you use Zimbra?
On Wed, Apr 27, 2011 at 8:10 AM, Don Kuhlman <drkuhl...@yahoo.com> wrote: > This error is actually coming from Comcast's email servers when I try to > send an email to our company from Comast. > > ------------------------------ > *From:* Richard Stovall <rich...@gmail.com> > *To:* MS-Exchange Admin Issues <exchangelist@lyris.sunbelt-software.com> > *Sent:* Tue, April 26, 2011 10:23:12 PM > > *Subject:* Re: Fixing Exchange 2007 server that might be hijacked or used > as a relay and has been blacklisted > > I've never used Zimbra. (It looks like you do.) > > How is your edge-facing Zimbra instance determining what internal addresses > are viable? > > On Tue, Apr 26, 2011 at 11:18 PM, Don Kuhlman <drkuhl...@yahoo.com> wrote: > >> Yep Richard - you're undestanding perfectly - outside parties - say >> usern...@comcast.net <usern...@comcast.net> can't send to the company >> Comcast's email immediately generates a huge error that I can't even copy >> and paste. I did type the major parts of it and they are pasted below with >> email and company.com being substituted out, etc. >> >> This worked about a week ago(no problems sending from comcast to our >> domain). At first I thought something had changed at Comcast. I googled >> the SCC-1203 and SCC-1204 codes along with the error text below and it led >> me to Comcast's forum. That in turn led me to posts saying the target email >> address was not on a secure server or that the target domain was not allowed >> to be sent to, which then led me to search for blacklisting and I found the >> domain blacklisted on two sites, which I went to and manually asked them to >> remove us by putting our external email server ip address into the forms on >> the blacklist sites. >> >> However, just trying it now from Comcast still causes it to fail >> immediately with this error. Since I orginally thought it was a Comcast >> issue because I hadn't heard about any other failures from other domains >> sending to us (hitachi, etc.), I opened a case with Comcast. They are >> supposed to be investigating which maybe they can enlighten me too ;) >> >> Thanks! >> >> Don K >> Message not sent; The following addresses were not accepted: {0} SCC-1203 >> Message not sent; The following addresses were not accepted: >> em...@company.com SCC-1204 >> method: SendMsgRequest >> msg: Invalid address: em...@company.com >> com.zimbra.cs<http://com.zimbra.cs.mailbox.ma/> >> .mailbox.MailSender$SafeSendFailedException: >> code: mail.SEND_ABORTED_ADDRESS_FAILURE >> detail: soap:Sender >> trace: btp00l0-121808:1303873522184:a35c69230074fa82 >> >> request: Body: { >> >> >> >> >> ------------------------------ >> *From:* Richard Stovall <rich...@gmail.com> >> *To:* MS-Exchange Admin Issues <exchangelist@lyris.sunbelt-software.com> >> *Sent:* Tue, April 26, 2011 9:07:34 PM >> *Subject:* Re: Fixing Exchange 2007 server that might be hijacked or used >> as a relay and has been blacklisted >> >> Blacklisting, as I typically understand it, means that you can't send to >> the other party. What you're describing, unless I misunderstand, is a >> situation where outside parties are unable to send to you. >> >> What are the exact (full text) errors you received from Comcast when >> testing? >> >> On Tue, Apr 26, 2011 at 9:30 PM, Don Kuhlman <drkuhl...@yahoo.com>wrote: >> >>> Hi folks. This is probably a very basic question for the Exchange >>> gurus...I'm trying to support of an exchange 2007 server (on SBS 2008) and >>> found that it looks like we're being blacklisted by certain sites. Internal >>> users were reporting that they couldn't receive emails from outside >>> customers using comcast.net, and hitachi among others. I tried to send >>> to emails internally from comcast and was also getting errors that we were >>> being blocked or not allowed from comcast. >>> >>> I ran some scans from different sites such as >>> http://www.mxtoolbox.com/SuperTool.aspx that show if you're blacklisted >>> and found a couple instances where we were. >>> >>> I've been trying to find a way (internally from the server logs or >>> firewall logs) to see if the Exchange 2007 server was hijacked or is being >>> used as a relay. I'm not sure what to look for as traffic patterns on the >>> firewall so that I can set rules to block this, nor what I might want to try >>> initially on the server to protect it. >>> >>> I looked (googled) for how to test for blacklisting and all I'm finding >>> is sites that tell you how to request you be removed temporarily from a >>> blacklist or how to test your ip for blacklist status. >>> >>> Are there good sites that I can study to find out from the server's >>> perspective or how to make sure it's not being used maliciously for relaying >>> or spamming or some sites that tell me how to lock it down or verify it's >>> okay (not to mention getting it permanently off the blacklists) ? >>> >>> Thanks! >>> >>> Don K >>> >>> >>> --- >>> To manage subscriptions click here: >>> http://lyris.sunbelt-software.com/read/my_forums/ >>> or send an email to listmana...@lyris.sunbeltsoftware.com >>> with the body: unsubscribe exchangelist >>> >> >> --- >> To manage subscriptions click here: >> http://lyris.sunbelt-software.com/read/my_forums/ >> or send an email to listmana...@lyris.sunbeltsoftware.com >> with the body: unsubscribe exchangelist >> >> --- >> To manage subscriptions click here: >> http://lyris.sunbelt-software.com/read/my_forums/ >> or send an email to listmana...@lyris.sunbeltsoftware.com >> with the body: unsubscribe exchangelist >> > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist > --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to listmana...@lyris.sunbeltsoftware.com with the body: unsubscribe exchangelist