CISCO certified network connectivity helps in the maintenance of safe and secured information in your system with the help of professional system administrator.
Types of firewall Network layer firewallCircuit level firewallApplication level firewallTips on Wireless Network Security Secure your wireless network with the following tips...Employ WEP/WPA and SSID. Permit MAC address filter. Encryption technique ensures security.Stop network broadcasting facilities. Install and enable firewall on servers. Strong password on wireless router keeps up safety.