Deny IM Login for Yahoo / MSN Users

Applicable Version: 10.00 onwards

Overview

Cyberoam’s IM (Instant Messaging) feature allows configuring and managing of restrictions on instant messaging services provided by Yahoo and MSN messengers. The traffic coming from the application in the form of files and chat is filtered by various rules and content filtering strategies.

Scenario

Deny Login to Yahoo messenger for user John.

Prerequisite

Web and Application Filter Module Subscribed

Solution

Follow the steps given below to deny login to Yahoo Messenger. You must be logged on to the Web Admin Console as an administrator with Read-Write permission for relevant feature(s).

Step 1: Add IM Contact

Go to IM > IM Contact > IM Contact and click Add to add a new IM Contact according to parameters given below.
 
 

Parameters

Value

Description

Protocol

Yahoo

Protocol suggests the messenger application in use. Yahoo or MSN.

IM User Name

john@yahoo.com

Username provided for the IM contact.

 

Click OK to save contact.

Step 2:  Add IM Rule to Deny Login


Go to
IM > IM Rules > Login and click Add to add a Login rule according to parameters given below.

 

Parameters

Value

Description

Name

Block_John_Jack

Name to identify the Rule.

User / IM contact

john@yahoo.com

Select the Participantson whom the login rule is to be defined.

Action

Deny

Specify Action for rule - Allow OR Deny

Logging

Enabled

Enable Logging, if the log has to be maintained for the conversation

 

 

Click OK to save rule.

Step 3: Apply IM Scanning on Firewall Rule

Go to Firewall > Rule > Rule and select the rule through which IM traffic would pass. Here, as an example, we have selected LAN_WAN_LiveUserTraffic. Enable IM Scanning in the selected Rule.
 

Click OK to update the firewall rule.

Above configuration will deny login to Yahoo messenger for user ‘John’.










                                                                                                                                                                              Document Version: 2.0 – 18 June, 2014