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Sep 27 2010
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How often are Virus Signatures updated?

By Sendio | FAQs

How often are Virus Signatures updated? The ClamAV Anti-Virus engine automatically downloads updates at the top of every hour.

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Sep 27 2010
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Does the Sendio ESP provide anti-virus protection?

By Sendio | FAQs

Does the Sendio ESP provide anti-virus protection? The Sendio ESP includes two distinct services for providing anti-virus protection: Best-of-class traditional signature-based scanning for “known” viruses using the ClamAV engine. Zero-hour…

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Mar 25 2010
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How can external access to the Sendio ESP web interface coexist with OWA?

By Sendio | FAQs

If Microsoft Exchange OWA (Outlook Web Access) is in use, the firewall is usually configured to forward inbound HTTP and/or HTTPS connections (port TCP 80 and TCP 443, respectively) to…

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Mar 25 2010
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What if I have a “catch-all” e-mail account for my domain?

By Sendio | FAQs

By default, the Sendio ESP will reject inbound email addressed to unknown recipients. It is possible to override this setting although doing so is liable to open up a “floodgate”…

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Mar 25 2010
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Must all sender addresses of outbound e-mail be real e-mail addresses?

By Sendio | FAQs

If your company uses e-mail address not linked to a user such as [email protected], there is an “Unknown Sender Address” setting under the Web Interface > System > Outbound Control tab. By default it is…

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Mar 25 2010
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How do I route outbound e-mail through the Sendio ESP?

By Sendio | FAQs

Configure your mail server to forward all outbound e-mail to the Sendio ESP. The feature is often referred to as “forwarding to a smart host”. Please refer to documentation for…

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Mar 25 2010
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What are the benefits of enabling outbound e-mail through the Sendio ESP? What is Auto-listing?

By Sendio | FAQs

The main benefit of enabling outbound e-mail through the Sendio ESP is a feature we call auto-accept listing. Essentially, the Sendio ESP can “learn” about valid e-mail addresses as outbound…

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Mar 25 2010
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How do I set up the Sendio ESP to work with one or more hosted mail servers?

By Sendio | FAQs

Your Sendio ESP can be configured to handle multiple domains for multiple customers. The Sendio ESP can forward e-mail for each customer to their mail server, whether they have one…

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Mar 25 2010
0

How do I set up and verify Reverse DNS Lookup?

By Sendio | FAQs

To ensure remote mail servers reliably accept SMTP connections from the Sendio ESP, first determine the public IP address associated with it and then ensure a corresponding PTR record is…

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Mar 25 2010
0

Is reverse DNS (rDNS) important?

By Sendio | FAQs

Yes. Many mail servers will not properly accept or process email coming from IP addresses that fail a reverse DNS lookup. Please review this FAQ for instructions on setting up…

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Recent Posts Extra

  • How often are Virus Signatures updated? September 27, 2010
  • Does the Sendio ESP provide anti-virus protection? September 27, 2010
  • How can external access to the Sendio ESP web interface coexist with OWA? March 25, 2010
  • What if I have a “catch-all” e-mail account for my domain? March 25, 2010
  • Must all sender addresses of outbound e-mail be real e-mail addresses? March 25, 2010

Tags

auto-accept listing backup backup restore clamav cluster cluster failover cluster testing configuration email security gateway login configuration multiple domains OWA policy reverse DNS SAV sendio esp testing unknown sender virus signatures

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