Sophos Email Appliance

User assistance

About Your Email Appliance
Getting Started
Email Appliance Hardware
Dashboard
Configuration
Reports
Search
System Status
Using Help
Setup and Configuration Guide
Configuring Ports
Supported Browsers
Creating a Custom Web Service for SPX
Template Variables
Password Option/Template Variable Mismatches
Dialog Box Help
Glossary
Submit a Spam Sample
Sophos Outlook Add-in
Copyrights and Trademarks
Third party legal notices
Contact Sophos

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About Your Email Appliance
The Sophos Email Appliance offers the best and most reliable gateway protection, while setting a new standard for effective and efficient management. Sophos appliances draw on twenty years of experience in enterprise threat management, delivering world-class threat protection in a compact and easy-to-manage format.
Getting Started
Email Appliance Hardware
The ES1000, ES1100, ES4000, ES5000, and ES8000 are high-performance appliances that are designed to handle a large volume of email traffic.
Dashboard
The Dashboard tab provides a quick overview of Email Appliance activity and status in six panels.
Configuration
The Configuration tab provides access to pages for setting system options and performing administrative tasks.
Reports
The Reports tab provides performance statistics in the form of graphs and tables.
Search
Use the Search tab to search the quarantine and logs. Select the type of search to perform from the top drop-down list on the Search In sidebar. Different Search Parameters are displayed, depending on the type of search selected.
System Status
The System Status tab lets you monitor the health and performance of the Email Appliance.
Using Help
The help system provides several tools for getting answers quickly while using the Email Appliance.
Setup and Configuration Guide
The purpose of this guide is to assist you with the basic configuration steps in the Sophos™ Email Appliance Setup Wizard and some essential post-configuration tasks.
Configuring Ports
To ensure the functionality of the Sophos™ Email Appliance, configure your network to allow access on the ports listed below.
Supported Browsers
Find out which web browsers Sophos Email Appliance supports.
Creating a Custom Web Service for SPX
You can create a web service that integrates with your existing authentication system to issue SPX passwords.
Template Variables
Certain predefined policy variables are available for use in banners and headers. Others can be used only with certain types of rules. In addition, there are variables that are designed specifically for use in the SPX Template wizard.
Password Option/Template Variable Mismatches
A warning message was displayed because you have edited the text on the Recipient Instructions page of the SPX Template Wizard, and it no longer matches the end user password options selected on the Password Options page of the wizard.
Dialog Box Help
The following pages describe the various pop-up dialog boxes that are used throughout the Email Appliance administrator web interface.
Glossary
- Active Directory
  Microsoft’s implementation of LDAP (Lightweight Directory Access Protocol) on Windows.
- allow list
  A list that identifies addresses, hosts or IP addresses from which email will always be allowed.
- block list
  A list used to block mail from specific hosts.
- bulk mail
  Bulk-distributed email.
- Cluster
  Two or more Sophos Email Appliances that are connected on the same network as a group in order to provide centralized management and redundancy.
- Content Control List (CCL)
  A Content Control List (CCL) is a set of conditions that describe structured file content.
- denial of service (DOS) attack
  An attack on a host or network that causes a loss of service to its users.
- DHCP
  The Dynamic Host Configuration Protocol (DHCP) automatically assigns IP addresses to hosts on a network.
- disk mirroring
  Real-time duplication of all data between two hard disks. The Sophos ES4000, ES5000 and ES8000 use RAID disk mirroring.
- DNS A Records
  (Address record) maps a hostname to an IP address.
- DNS MX Records
  (Mail exchange record) maps a domain name to a list of mail exchange servers for that domain.
- domain controller
  An MS Windows server that responds to security authentication requests (logins, permissions, etc).
- End User Web Quarantine
  A web-based interface for end users that allows them to manage their Email Appliance user-specific options.
- gateway
  A node on a network that serves as an entrance to another network.
- groups
  Lists of users to which differentiated policy settings can be applied.
- hub
  A server that receives and stores email for clients to retrieve.
- internal hosts
  Hosts that reside within your network, behind the gateway or proxy server.
- latency
  The time delay added to a page load or file download.
- malware
  Malware includes viruses, worms and Trojan horses.
- MTA
  (Mail Transfer Agent) A service that transfers messages from the sender or another relay toward its destination. Often referred to as a mail relay or a mail hub.
- network mask
  Specifies which are the subnetwork and host parts of an IP address.
- phishing
  Acquisition of identity/passwords by false bank emails and websites.
- policy
  The Sophos email-filtering rules.
- proxy
  A secure server through which internal clients connect to the internet.
- quarantine
  The quarantine is a store of messages whose delivery has been blocked by policy rules.
- RAID
  (redundant array of independent disks) A system of using multiple hard drives for sharing or replicating data among the drives.
- RAID controller
  A device that manages the disks in a RAID (redundant array of independent disks).
- relay
  A mail relay is a server that transports email to the next server in the delivery chain.
- SCP
  (Secure Copy) is a protocol for the secure transfer of files between a local and a remote host, or two remote hosts.
- SMTP
  (Simple Mail Transfer Protocol) The standard protocol for email transmission across the internet.
- Sender Genotype
  A filtering technology designed to eliminate botnet spam at the IP-connection level. Sender Genotype detects abnormal behavior from IP addresses that have not yet established a reputation, and immediately blocks them from connecting to Sophos customers’ mail systems.
- SNMP
  The Simple Network Management Protocol (SNMP) is a set of protocols that are used to manage complex networks.
- SophosLabs
  A 24/7 global network of skilled analysts that responds to evolving security threats.
- spam
  Unsolicited email, often sent to millions of recipients at a time.
- spam score
  A score assigned to a message by the anti-spam engine indicating the relative likelihood that the message is spam.
- spambot
  A spambot is a computer program that spammers use to harvest email addresses from the internet.
- SPX
  (Secure PDF Exchange) protects sensitive and confidential data by converting a message and any attachments to a PDF file, and then encrypting the PDF with a password.
- spyware
  Software that covertly gathers information on users’ internet activities.
- SSH
  (Secure Shell) a program used for authentication and secure communication.
- Syslog Monitoring
  Syslog is a standard for forwarding log messages in an IP network.
- TLS
  (Transport Layer Security) is a communications protocol used to encrypt and secure communication.
- virus
  A malicious computer program that copies itself.
Submit a Spam Sample
Sophos Outlook Add-in
The Sophos Outlook Add-in simplifies both the reporting of spam messages to Sophos and the encrypting of messages that contain sensitive or confidential information.
Copyrights and Trademarks
Third party legal notices
Contact Sophos

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Glossary
gateway
A node on a network that serves as an entrance to another network.

gateway

A node on a network that serves as an entrance to another network.

For example, a mail gateway handles all the mail coming into an organization.

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