Cisco ACE Web Application Firewall Appliance
on Nov 17, 2009 in Cisco General cisco ace application firewall I was reading a security statistics report the other day and it seems that web vulnerabilities take up the majority of the pie. SQL injections, Cross Site Scripting, Code injections etc are found everywhere in web applications. Unfortunately secure c...

CCNP Certification-Two Essential Study Resources to pass your CCNP Exams
on Nov 5, 2009 in CCNP Exam Preparation ccnp certification how to pass ccnp So, I guess you have already passed your CCNA exam and you have started looking up higher on the “ladder” of Cisco Certifications. Congratulations. The next big step is to earn the Cisco CCNP certification, which will promote you into a p...

Apple iPhone supports Cisco VPN Client
on Oct 26, 2009 in Cisco VPN iphone and cisco asa vpn Both iPhone software versions 2.x and 3.x support three types of remote access VPN connectivity: L2TP, PPTP and IPSec (see picture below). The IPSec option is actually a Cisco VPN client software for communicating securely with Cisco Adaptive Securit...

Configuring local username and password on a Cisco IOS Router
on Oct 13, 2009 in Cisco Routers By default, when you access a Cisco router for management purposes (using Console, Telnet or SSH) there is no username/password authentication required. You only need to supply the “privileged EXEC” password (i.e the “enable”...

Cisco IOS jumps from version 12 to version 15
on Oct 6, 2009 in Cisco General cisco ios 15 The latest Cisco IOS version was 12.4 until recently when Cisco IOS version 15.0 was introduced. Have you noticed the jump from version 12 to 15? Do you wonder why versions 13 and 14 were skipped? Well, rumors say that Cisco avoided those version num...

How to configure a Cisco Layer 3 switch-InterVLAN Routing
on Oct 1, 2009 in Uncategorized intervlan routing layer 3 switch Cisco Catalysts switches equipped with the Enhanced Multilayer Image (EMI) can work as Layer 3 devices with full routing capabilities. Example switch models that support layer 3 routing are the 3550, 3750, 3560 etc. On a Layer3-capable switch, the po...

Cisco launches SA 500 Series Security Appliance
on Sep 28, 2009 in Cisco General cisco sa500 Cisco announced a new security appliance model, the SA500 series, which is focused for the small business market. Cisco tried to fill the gap of the UTM (Unified Threat Management) appliance market in which other competitors (such as Fortinet, Checkp...

Best Way to Study for Your CCNA Certification
on Sep 18, 2009 in CCNA Exam Preparation best way to study for ccna If you’re wondering what the best way to study for you CCNA certification is, then this article will give you the best possible ways in which to map out the learning materials. In order to give yourself the best chances of successfully passing the...

BlackHat 2009 Router Exploitation Presentation
on Sep 11, 2009 in Cisco General Cisco Routers router exploitation router security I was reading an interesting presentation the other day, taken from BlackHat USA 2009 Briefings from Felix Lindner, and thought about sharing the main points here. The guy presents a reasonable analysis of the current situation regarding Router secur...

How Hosts Use Subnet Masks
on Sep 2, 2009 in General Networking subnet mask subnetmask This is a post for people new to networking that have just started learning IP addressing and the basis of routing and subnetting. Every host or device on a TCP/IP network MUST have an IP address assigned in order to communicate with other devices. A...