Cisco IOS IP SLA (Service Level Agreement) is a tool that can be used to generate synthetic network traffic used for network management. SLA can be configured to send TCP…
Someone recently asked me how to configure Network Address Translation (NAT) so that computers on the Internet could access his internal Web and mail server through his Cisco router. This…
Network address translation (NAT) is one of those rare information technology buzzwords that do exactly what its name implies. In this case, it translates one network address into another network…
NAT (Network Address Translation), it in simple terms translates an IP address into another. Network Address Translation is of different types like Static NAT (One to One) Dynamic NAT (Many…
2012 has already passed, of course, the so-called doomsday has also passed, which became a meaningful memory in our life. Many people, companies and organizations listed their reviews and events…
Cisco has long been a corporate social responsibility (CSR) trailblazer, and this year is no exception. The information technology giant recently released its 2012 CSR Report, which is an outstanding template of how…
In this article we will cover comparison of various first hop redundancy protocols. HSRP, VRRP and GLBP are the main three first hop redundancy protocols. In order to take the right decision…
All you need to know about XENPAK, X2, and XFP transceivers on Cisco routing and switching products. Why Should I Care About 10 Gigabit Etherenet Pluggable Optics? To deploy 10…
Campus vs. data center applications can determine which Cisco Ethernet switch to use These days, Cisco network administrators are a nation divided. It is not enough for the network admin…
In this video (from YouTube), Keith Barker will explain the concept of private VLANs and then demonstrates how to configure them on a Cisco switch. This video show is very…
Gateway Load Balancing Protocol (GLBP) as the name implies can be used to configure Gateway redundancy between a group of routers and at the same time load balance the traffic…
When designing a network, one of the common things to focus on after simple access is how the network will deal with failure. Part of this process is trying to…
2012, it was a busy year for Cisco. From software defined networking challenges to killing Cius and corporate restricting moves. January In just over two years since it started shipping,…
Christmas Day is approaching. Every organization, every company, every family and everyone has its way to celebrating Christmas Day. For family, they will buy some surprising gifts for each other.…
In order to help Cisco users or buyers know the popular Cisco catalyst switches, 2950, 3550, Catalyst 3560 Switches. We will list the main feature comparison of these Cisco switches,…
Cisco announced the end-of-sale and end-of life dates for the Cisco 7200 Series Routers. The last day to order the affected product(s) is September 29, 2012. Customers with active service contracts…
This article contains Frequently Asked Questions (FAQ’s) about Internet Protocol Version 6(IPv6). Q. How to limit clients getting an IPv6 address without using a DHCP server ? A. Use the command“ipv6nd…
Gateway Load Balancing Protocol (GLBP) provides redundancy for IP networks, ensuring that user traffic immediately and transparently recovers from first hop router failures, while allowing packet load sharing between a…
Tunneling provides a mechanism to transport packets of one protocol within another protocol. The protocol that is carried is called as the passenger protocol, and the protocol that is used…
Spanning Tree Protocol (STP) is a Layer 2 protocol that runs on bridges and switches. The specification for STP is IEEE 802.1D. The main purpose of STP is to ensure…
Cisco has announced the acquisition of privately held cloud infrastructure provider Meraki for $1.2 billion in cash to complement and expand its networking offerings across mid-market Meraki, a San Francisco-based…
The acquisition of Meraki, complements Cisco’s strategy to offer more software-centric solutions to simplify network management, help customers empower mobile workforces, and generate new revenue opportunities for partners, Cisco said…