23 Mar 2013
Network Designing Guide for Pre Sales Engineers
Here is the guide for anyone and everyone who wishes to study and understand concepts of network designing… Top down network design View more presentations from Pawan Sharma
21 May 2013
How much an applications consumes bandwidth on my PC. Check out here…
In this blog post we will know how to monitor individual bandwidth consumption by applications on your PC. Sometimes in our career we need to asses the bandwidth consumption for a particular application for network optimization purposes or while defining a QoS policy. There is a tool/software available which will help us to monitor the
21 May 2013
Port Based Traffic Control
Under port based traffic control post we will cover below topics : How to configure storm controls. How to configure protected ports. How to configure port blocking. Let us go through each of them one by one: How to configure storm controls. Storms occur in a network when there is overflow of packets in that
18 May 2013
Deep dive in understanding Ethernet
Ethernet is a Local Area Network protocol or layer 2 protocol which was developed by Xerox , DEC and Intel in the year 1976. Ethernet uses a BUS or STAR network topology and supports data transfer of 10, 100 and 100 Mbps and is defined in IEEE 802.3 standard. Ethernet is defined in Layer 1 and
18 May 2013
CEF – Cisco Express Forwarding
CEF is Cisco proprietary advanced Layer 3 IP switching protocol which improves performance as it is less CPU -intensive than fast Switching and process switching. Before going into details of CEF, we need to understand different switching technologies as under: Process Switching Process switching requires central Processing unit in each and every switching decision. This
17 May 2013
Understanding STP (Spanning Tree Protocol)
Spanning tree is a IEEE 802.1D standard protocol which is used to prevent loops in a network. The Spanning tree algorithm was invented by Radia Perlman. The basic functionality of spanning tree protocol is to ensure that a network topology is loop free. STP does it by shut any redundant link between any two switches, STP Algirithm
16 May 2013
ASA Firewall Virtualization /Multi-context mode
ASA Firewall Virtualization: New ASA firewalls which supoprt multiple contexts can be virtualized into different firewalls though a valid license to do the same is also required. For example if we have three clients in a single network, we can buy only one firewall and divide the same into three logical firewalls for the three
15 May 2013
Comparison – Juniper SRX 650 vs Checkpoint 3078 vs Fortinet 620B vs ASA 5520
As we say, we would be more than happy to assist you in finalizing a suitable product for your requirement, Help you design network and deploy it. Recently we received an email from Larry Hardawa, requesting a comparison among following products - Juniper SRX 650 Checkpoint UTM-1 3078 Fortinet 620B Cisco ASA 5520 below is
15 May 2013
Network Engineers – Are You Afraid of SDN ?
SDN: Software Defined Networking is growing at a great pace. Talks about SDN, OpenFlow, Netconf etc. could be heard in most of the CIO meetings. To most of the enterprises and data centres, SDN seems to be the solution to most of their problems but does this means that this automatic network orchestration technology will