Reviews - Router Switch Blog

How to Configure Interfaces for the 3560 Switch?

Posted on May 29, 2012 by RouterSwitch Tech | 0 Comments

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 devices. Interface configuration will be presented for three different devices…

VLAN Sub-Interfaces on Cisco ASA 5500 Firewall Configuration

Posted on May 25, 2012 by RouterSwitch Tech | 0 Comments

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 your network. Each subinterface must belong to a different Layer2…

How to Configure the Cisco Catalyst 3560 Series Switches?

Posted on May 24, 2012 by RouterSwitch Tech | 0 Comments

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 previous Cisco switches for use in corporate networks. It could…

Cisco Catalyst 4500 Series Switches

Posted on May 23, 2012 by RouterSwitch Tech | 0 Comments

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 (metro) Ethernet customers. A Cisco Catalyst 4500 comprises a chassis,…

Fifteen More Useful Cisco Sites to Know Cisco Well

Posted on May 22, 2012 by RouterSwitch Tech | 0 Comments

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 plenty of Cisco info… To help Cisco masses know Cisco…

Simple Ways to Secure Wireless Network

Posted on May 21, 2012 by RouterSwitch Tech |

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 often discover that wireless networking happens, even when “they don’t…

How to Protect Router Password?

Posted on May 19, 2012 by RouterSwitch Tech | 0 Comments

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 router. The Telnet connection is considered to be using a…

Cisco PIX Firewall Basics

Posted on May 18, 2012 by RouterSwitch Tech | 0 Comments

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 as well as Common Criteria EAL4 evaluation status. PIX firewalls…

Cisco Router Auxiliary, Console and Telnet Passwords Setup

Posted on May 17, 2012 by RouterSwitch Tech | 0 Comments

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 passwords are used to set your enable password that’s used…

How to Setup VLAN Trunking Protocol (VTP) on Cisco Switches?

Posted on May 15, 2012 by RouterSwitch Tech | 0 Comments

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 what VTP can do for you. If you have 20…

LAN and Setup VLAN on a Cisco Switch

Posted on May 15, 2012 by RouterSwitch Tech | 0 Comments

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 doubts need to be dealt with. Have you ever wondered…

Cisco Catalyst 6500 Switches Vs. Catalyst 4500 Series

Posted on May 8, 2012 by RouterSwitch Tech | 0 Comments

“What differences btw catalyst 4500 and 6500 series? Our company is looking to get a new switch for or core/OC. The switch being replaced is an Enterasys matrix, I don’t know which model, but is very old, and all servers…

Cisco Network: the Cisco 3-Layered Hierarchical Model

Posted on May 5, 2012 by RouterSwitch Tech | 0 Comments

Starting with the basics, the Cisco network is traditionally defined as a three-tier hierarchical model comprising the core, distribution, and access layers. Cisco both developed their system according to this model and recommend their end-users to follow the same philosophy.…

Demo: How to Configure InterVLAN Routing On Layer 3 Switches?

Posted on May 3, 2012 by RouterSwitch Tech | 0 Comments

This video demo shows that how to configure InterVLAN routing on a Cisco Catalyst 3550 series switch. Video Demo: How to Configure InterVLAN Routing On Layer 3 Switches? NOTE: VLANs divide broadcast domains in a LAN environment. Whenever hosts in one…

How to Create an Inter-only VLAN on a Router?

Posted on May 2, 2012 by RouterSwitch Tech | 0 Comments

VLAN (Virtual Local Area Networks) allow network switches to separate traffic based on a logical identifier, known as a VLAN ID. When used in conjunction with a router that supports sub- interfaces, a VLAN can be create that only allows…

Simple Steps to Create a Non-Routed VLAN on Cisco Switch

Posted on April 28, 2012 by RouterSwitch Tech | 0 Comments

VLAN (Virtual Local Area Network) is a network industry standard configuration that creates a virtual network container for all devices connected to ports or wireless networks included in the VLAN. Regardless of the brand of network device implementing a VLAN,…

Cisco Launches New Industrial Switches-Cisco IE 2000 Series

Posted on April 27, 2012 by RouterSwitch Tech | 0 Comments

Cisco unveiled the Industrial Ethernet (IE) 2000 switch series, a cornerstone product for the company’s Connected Industries business unit and industrial network offerings. The IE 2000 series is an extension of Cisco’s current industrial Ethernet product lines, the Catalyst 2955 and the IE 3000…

How to Configure DHCP on a Cisco Router or Cisco Switch?

Posted on April 27, 2012 by RouterSwitch Tech | 0 Comments

If you want to configure Dynamic Host Configuration Protocol (DHCP) on PC clients, you currently have multiple options to choose for your DHCP server. One of the more common ways to accomplish this is by using a Windows or Linux…

Tutorial: How to Add a DHCP Range to a Cisco 3750 Switch?

Posted on April 27, 2012 by RouterSwitch Tech | 0 Comments

Launch a serial command line terminal connection with the Cisco 3750, and then configure DHCP to manage a range of IP addresses for the network. The Cisco Catalyst 3750 switch can provide network DHCP services when a dedicated DHCP server is…

Cisco to Update IP Phone Capabilities for Its Enterprise Users

Posted on April 20, 2012 by RouterSwitch Tech | 0 Comments

Cisco announced that it has sold its 50 millionth IP phone, up from 30 million sold through just two years ago. The switching giant—Cisco also said it will make software for presence, instant messaging and Cisco Jabber IM clients available…

Is Catalyst 6500 Supervisor 2T Your Upgrade Answer?

Posted on April 18, 2012 by RouterSwitch Tech | 0 Comments

The Catalyst 6500 Supervisor 2T was first touted to resellers and customers in 2009 under NDA. Then suddenly in 2010 the chatter went quiet, and the Nexus 5000 arrived, soon followed by the Nexus 7000. Throughout the first part of…

Cisco ASA Firewall Licensing

Posted on April 16, 2012 by RouterSwitch Tech | 0 Comments

Cisco ASA firewall licensing used to be pretty simple, but as features were rolled out as licenses, the scheme became quite complex. The matters are further complicated since different appliances and versions change the rules. This document will help you…