Wednesday , January 22 2020

Antispam

Implementing DKIM in IronPort

Lets see how to Implement DKIM Signing using IronPort. You need to enable signing for all domains. In my case i had to do it one by one. So that I can have smooth implementation of DKIM and DMARC I have a lot of business units with a lot of …

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Migrating Physical to Virtual IronPort Appliances

Login to Putty _ Run Version Get the serial numbers and Add Licenses if its not added in the manage licenes console. Choose the Appliance which you want to migrate and click on licenses _ move licenses _ Share Licenses _ Get activation Code Choose Product _ Iron Port Product …

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Enable Opportunistic TLS with IronPort

Enabling Opportunistic TLS on your Anti spam Devices A method which can described as “best effort”. When we configure our anti spam appliance to use the option of opportunistic TLS, each time that the anti spam appliance will try to send E-mail message to the internet , our mail system/anti …

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Change Hostname of IronPort Appliance in a Cluster

ssh to the appliance sethostname newhostname.domain.com commit Choose Network –> IP Interfaces Choose the dataport Enter new hostname Submit and Commit. Change the appropriate DNS in your MX record of your SMTP Domain (Godadddy for example) Contact your IP Provider to change the proper PTR Record (AT&T for Example) If …

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Optimize Antispam Settings in Office 365

Lets see how to optimize anti spam settings in office 365. Anti spam settings can be modified from protection portal of office 365.  by default this service is available for all Exchange online users. Login to https://protection.office.com Threat Management  – Policy – Antispam Turn on the custom policy – Default …

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