Posted by the tech on Jul 7, 2010 in
Security The Cisco ASA firewall appliance provides great security protection out-of-the box with its default configuration. However, to increase the security protection even further, there are several configuration enhancements that can be used to implement additional security features. Two of these features are IP Spoofing protection and basic Intrusion Prevention (IPS) support.
IP Spoofing ProtectionIP spoofing attacks [...]
Tags: 5500, Cisco, Configure, Firewall, Protection, Spoofing
Posted by the tech on Jul 1, 2010 in
Operating System Network Time Protocol (NTP) provides algorithms and defines messages for the synchronisation of time clients to an accurate time reference. This article discusses how to configure a Linux NTP Time Server to synchronise time with an Internet based public NTP Server.
NTP server systems fall into two categories: primary reference servers and secondary reference servers. Primary [...]
Tags: Configure, Linux, Server
Posted by the tech on Jun 29, 2010 in
Operating System Network Time Protocol (NTP) provides algorithms and defines messages for the synchronisation of time clients to an accurate time reference. This article discusses how to configure a Linux NTP Time Server to synchronise time with an Internet based public NTP Server.
NTP server systems fall into two categories: primary reference servers and secondary reference servers. Primary [...]
Tags: Configure, Linux, Server
Posted by the tech on May 22, 2010 in
Operating System Network Time Protocol (NTP) provides algorithms and defines messages for the synchronisation of time clients to an accurate time reference. This article discusses how to configure a Linux NTP Time Server to synchronise time with an Internet based public NTP Server.
NTP server systems fall into two categories: primary reference servers and secondary reference servers. Primary [...]
Tags: Configure, Linux, Server
Posted by the tech on Apr 30, 2010 in
Operating System In modern computer networks, computer time synchronization is of critical importance. Many transaction-processing operations require accurate synchronisation of client and server in order to maintain a coherent processing order.
The latest versions of the Microsoft Windows operating systems have a time synchronization utility built into the operating system, called ‘w32time’. The Microsoft time applet runs as [...]
Tags: Based, Configure, Network, Server, Time, Windows
Posted by the tech on Apr 30, 2010 in
Security The Cisco ASA 5500 is the new Cisco firewall model series which followed the successful Cisco PIX firewall appliance. Cisco calls the ASA 5500 a “security appliance” instead of just a “hardware firewall”, because the ASA is not just a firewall. This device combines several security functionalities, such as Intrusion Detection, Intrusion Prevention, Content Inspection, [...]
Tags: 5500, Access, Cisco, Configure, Control, Firewall, Lists
Posted by the tech on Apr 30, 2010 in
Security A firewall is a type of security mechanism used for preventing security threat in both incoming and outgoing computer traffic. It protects your computer system and/or the private network from intrusions.
It acts as a barrier, which checks all the incoming and outgoing information to and from your computer or a network based on the [...]
Tags: Configure, Firewall, Simple, Some, Steps
Posted by the tech on Apr 30, 2010 in
Operating System The latest Microsoft Windows operating systems have a time synchronisation utility installed by default called ‘Windows Time’. The Windows time service allows a Microsoft network to provide time synchronisation of machines in a domain. This article introduces how to configure the Microsoft Windows 2000 and 2003 operating systems to operate as a SNTPNTP Time Server. [...]
Tags: Configure, Server, Time, Windows