Select a network interface to use for the test.ĭo you want to type in a test message to send? If not, the connection will be testedĮnter the From e-mail the To e-mail the Subject:Įnter the Body of the message one line at a time. My O365 users send mail directly to the internet. On prem users route their email through my IronPorts.
Would you like to select an MX host to test instead? > y All email gets enters my org through my IronPort cluster however sending email is different. FLUSH - Flush all network related caches.Įnter the hostname or IP address of the SMTP server: Enter a default gateway (on the public interface), a public and internal IP address and enter a forwarding address for inbound messages (i.e. RELOAD - Reset configuration to the initial manufacturer values. > diagnosticĬhoose the operation you want to perform: one example is this domain > .ke if I try to Telnet their MX, I got this results:. You can then run diagnostic > network > smtpping.įollow the instructions to test connectivity or to send a test message. We are having problem sending an email to our customers that uses Cisco IronPort Email Security Technology. To use diagnostic tools such as smtpping, you need to connect to the CLI of your ESA. User -> Exchange -> ESA -> Use DNS to deliver emails (if no SMTP route is configured) In order for the exchange to send emails to the ESA there should be a send connection pointing traffic over port 25 from the exchange to the ESA. On your Cisco ESA, in order to properly troubleshoot network issues and to identify transmission errors, you may wish to see validation of error messages seen within mail logs when sending to a particular MTA. How do I test mail and network connectivity through an ESA using smtpping? This document describes how to test mail and network connectivity through an Email Security Appliance (ESA) with smtpping.
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