Why Does the Nexus Core Switch Rock in the Datacenter?
The Cisco Nexus core switching system is taking the datacenter by storm, and there are good reasons why IT professionals are making it the heart of their server and storage…
Latest Posts
Cisco New ASR 5500 is for Next-Generation Mobile Internet
The Cisco new ASR 5500 is a high-performance box “for the next decade” that will support large volumes of mobile and M2M traffic. Cisco Systems wants to make it easier…
Eight Commands on a Cisco ASA Security Appliance You Should Know
Eight commands on Cisco ASA security appliance you should know first. There are literally thousands of commands and sub-commands available to configure a Cisco security appliance. However, there are just a…
What You Should Know about Configuring a Cisco IOS Switch?
Most network switches used by small businesses and home offices typically require no configuration — they’re “plug and play.” However, it’s important to remember that plug and play doesn’t always work. In…
How to Configure Cisco PIX Firewall?
How to configure a new PIX firewall? You will need to will configure passwords, IP addresses, network address translation (NAT) and basic firewall rules. If you have a new PIX…
How to Configure Interfaces for the 3560 Switch?
Interface configuration is one of the most important configurations of the switch. Without interfaces, the switch is useless. Interface configurations must be exact to be able to communicate with other…
Cisco Cius, No Further Observation
Cisco has revealed its plans to cull its Android-based Cius tablet just under a year after launching the enterprise-only product. Cisco said the rise of bring-your-own-device trends in the enterprise was…
VLAN Sub-Interfaces on Cisco ASA 5500 Firewall Configuration
One of the advantages of the Cisco ASA firewall is that you can configure multiple virtual interfaces (subinterfaces) on the same physical interface, thus extending the number of security zones (firewall “legs”) on…
How to Configure the Cisco Catalyst 3560 Series Switches?
Cisco 3560 Series, fixed configuration Enterprise class switch with PoE functionality in Fast and Gigabit Ethernet configurations, is intended to provide high-performance network switching while reducing power consumption relative to…
Cisco Catalyst 4500 Series Switches
The Cisco Catalyst 4500 Series is a mid-range modular switch series that offers non-blocking layer 2 through layer 4 switching capabilities for enterprise, small and medium-sized business (SMB) and metropolitan…
Taking on Cisco, Alcatel-Lucent to Enter Internet Core Router Market
Alcatel-Lucent, the Paris-based maker of telecommunications gear, has designed a router to be used at the center of Internet providers’ networks, a market dominated by Cisco Systems Inc. (CSCO) and Juniper Networks…
Fifteen More Useful Cisco Sites to Know Cisco Well
Everything you want to know about Cisco, Cisco hardware, Cisco news, Cisco routers, network security, consumer electronics and more…You can check these 15 more useful Cisco sites, which offer you…
Simple Ways to Secure Wireless Network
Many administrators and managers will likely read this article title and say to themselves: “We don’t have wireless networking here. I don’t need to read this.” But those same administrators…
How to Protect Router Password?
Administrators can access a router for administrative purposes in a variety of ways. For example, as shown in Figure 3-2, a PC running terminal emulation software can telnet into a…
Cisco PIX Firewall Basics
The PIX is a firewall appliance based on a hardened, specially built operating system, PIX OS, minimizing possible OS-specific security holes. The PIX has received ICSA Firewall and IPsec certification…
Cisco: Enterprises/IT Saying Yes to BYOD
Cisco Advances Mobility Strategy With new Enterprise ‘Smart Solutions,’ Building on Service Provider Offerings and Enabling ‘Your Way’ Experiences Cisco on Wednesday announced findings from the Cisco IBSG Horizons…
Cisco Router Auxiliary, Console and Telnet Passwords Setup
There are five passwords used to secure your Cisco routers: console, auxiliary, telnet (VTY), enable password, and enable secret. Just as you learned earlier in the chapter, the first two…
Types of Networks
In order to be proficient in network security, you have to understand the different types of networks since each network type poses different challenges, issues and risks. There are different types…
How to Setup VLAN Trunking Protocol (VTP) on Cisco Switches?
If you have more than a couple of switches, configuring VLAN’s can be a real pain. To make it easier, Cisco developed VLAN Trunking Protocol (VTP). Now, let’s find out…
LAN and Setup VLAN on a Cisco Switch
When I heard of the LAN and VLAN for the first time, I have nothing idea about it. What is it, and how is it used for? … So many…
Cisco on Huawei: ‘Imitation isn’t Innovation’
Chambers and Rob Lloyd, executive VP of worldwide operations, question Huawei’s innovation. Speaking on Cisco’s third-quarter earnings conference call, Chambers was asked about competition from Huawei — a Chinese networking…
Access Point Vs. Wireless Bridge
Wireless bridge and access point offer radio link connectivity over a computer network, but they are structurally and functionally designed to serve slightly different purposes. Setting up a vast wireless…
