• Cannot send emails from iSeries to Office 365

    Hi, Since a few weeks we moved to Office 365 and now we cannot send mails from our ISeries. Does someone have experince with configuring SMTP for Office 365? It user port 587 Thanks.

    KansaraxBuda5 pointsBadges:
  • Do you think the IIS SMTP mail relay service is a good way to prevent spammers from interfering with your Exchange Server?

    searchsecurity21,940 pointsBadges:
  • SMTP (Simple Mail Transfer Protocol)

    SMTP (Simple Mail Transfer Protocol) is a TCP/IP protocol used in sending and receiving e-mail.

    ITKE355,025 pointsBadges:
  • Stay above the SMTP queue floods

    Spam is the primary culprit for clogged SMTP queues, but there are ways to prevent email from building up in the queue so your server will function normally.

    Brien Posey10,245 pointsBadges:
  • Locking down SMTP in Win2K and Server 2003

    Weaknesses in your SMTP service configuration can pave the way for DoS attacks and spammers. Contributor Jonathan Hassell recommends locking down the service with these configuration changes to secure your mail services and limit the impact of spam.

    JonHassell1,190 pointsBadges:
  • What tool or utility can I use to stop IP spoofing?

    I'm running my mail server on a Windows 2000 SP4 server. Everything is working fine, but I've noticed recently that an SMTP server (or something pretending to be an SMTP server) keeps trying to connect and route mail to my real SMTP Mail server. This isnot a big deal normally, as I know many ways...

    laurapennquakers2,040 pointsBadges:
  • How can I monitor SMTP traffic coming from all machines?

    As a consultant called to evaluate why the mail host for a domain noticed a threefold increase in outgoing traffic, I went to network monitor (inside their firewall) to identify the offending machine. Is there a way to monitor just SMTP traffic coming from all machines? I was able to identify the...

    laurapennquakers2,040 pointsBadges:
  • SMTP service warnings in Event Viewer

    My Event Viewer is filled up with SMTP service warnings. The message is: "Message delivery to the remote domain 'yahoo.com.tw' failed for the following reason: The connection was dropped by the remote host." Even after restarting the SMTP service, these messages with different domains are coming....

    ITKE355,025 pointsBadges:
  • Quick Takes: E-mail scanner certified for Windows 2000 Datacenter Server

    Marshal Software's MailMarshal SMTP has been certified for Windows 2000 Datacenter Server, leading off this edition of Quick Takes.

    AmyKucharik870 pointsBadges:
  • Step-by-Step Guide: How to use ISA Server as an SMTP filter

    Learn how to direct inbound SMTP traffic to an ISA Server first to nab malicious messages and reduce the overall volume of SMTP mail that your server must process.

    Brien Posey10,245 pointsBadges:

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