4.1 Create Router   Step 1: # vim /etc/sysctl.conf  net.ipv4.ip_forward = 1 Step 2: run this command  # sysctl -p     4.2 Squid Configuration   #apt-get install squid Minimum Configuration: # vim /etc/squid/sq…

To setup authentication, first we need to download the package apache2 (Debian). First, we need to create a file that would contain the username and passwords of users who are allowed access. Step 1: #apt-get install apache2 Ste…

The following lines have been taken from the file squid.conf. Each day can be represented by an alphabet. Moreover,browsing time can be limited using h1:m1 – h2:m2 parameters, where h1:m1 > h2:m2. #acl aclname time [day-abbrev…

Blocking Specific MAC: acl localhost src 127.0.0.1/32 acl to_localhost dst 127.0.0.0/8 acl bad_MAC arp 192.168.200.100/32 acl our_network src 192.168.200.0/24 http_access deny bad_MAC http_access allow our_network http_access den…

Step 1: We could write down the IPs one by one separated with ‘spaces’. Or we could create a file (in this case /etc/squid/invalid_ip_file ) containing the IPs. 192.168.200.100 192.168.200.101 192.168.200.102 Step 2: vim /etc/s…

Step 1 : Create a folder  /etc/squid/bad_IP and put the IP: Step 2: vim /etc/squid/squid.conf acl localhost src 127.0.0.1/32 acl to_localhost dst 127.0.0.0/8 acl bad_IP src 192.168.200.100/32    ### Add this Line acl our_networ…

We would create a file /etc/squid/sitelist and add all to be blocked websites in the file. Below is a sample content of this file:      .bad_site.com \.hacker.$ \.mp3$                   #   \keyword? I…

This task can be done using the url_regex, srcdomain and dstdomain. url_regex checks the url for matching characters. acl localhost src 127.0.0.1/32 acl to_localhost dst 127.0.0.0/8             acl our_network src 192.168.200.0/…

#apt-get install squid Minimum Configuration:                    edit      http_port 8080   acl localhost src 127.0.0.1/32 acl to_localhost dst 127.0.0.0/8 add      acl our_network src 192.168.200.0/24   In the part “ # Recommen…