Features of Messaging Gateway that are bypassed when an IP is in Internal Mail Hosts

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Article ID: 178827

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Updated On:

Products

Messaging Gateway

Issue/Introduction

 

Resolution

Symantec Messaging Gateway will exclude the IP addresses of internal mail hosts from the following verdicts:

■ Local Good Sender IPs
■ Third Party Good Senders
■ Local Bad Sender IPs
■ Third Party Bad Senders
■ Directory Harvest Attacks
■ Symantec Global Bad Senders
■ Symantec Global Good Senders
■ Connection Classification
■ Email Virus Attacks
■ Fastpass
■ Sender Authentication

In addition to internal mail hosts you can add, Symantec Messaging Gateway includes a series of IP address ranges in the internal hosts list as follows:

■ 0.0.0.0/255.0.0.0
■ 10.0.0.0/255.0.0.0
■ 127.0.0.0/255.0.0.0
■ 169.254.0.0/255.255.0.0
■ 172.16.0.0/255.240.0.0
■ 192.168.0.0/255.255.0.0
■ ::/128
■ ::1/128
■ fe80 ::/10
■ fc00::/7