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CEF – Cisco Express Forwarding

CEF (Cisco Express Forwarding) Cisco Express Forwarding (CEF) is advanced, Layer 3 IP switching technology. CEF optimizes network performance and scalability for networks with large and dynamic traffic patterns, such as the Internet, on...

Acl3

Access List

ACCESS-LIST   Access control lists (ACLs) provide a means to filter packets by allowing a user to permit or deny IP packets from crossing specified interfaces. Just imagine you come to a fair and...

NAT D1

Network Address Translation – Port Address Translation

                               NAT (Network Address Translation)  Address translation substitutes the real address in a packet with a mapped address that is routable on the destination network. NAT is composed of two steps: the process by which...

Dsl p2

DSL – Broadband Technology

DSL DSL – Digital Subscriber Line Technology is a copper loop transmission technology that achieves broadband speeds over the most universal network medium in the world – ordinary telephone line. DSL Technology is widely...

CCNA

Are you new to Networking, working toward your next Certification, or renewing your current Cisco Certification? This Course has been specially designed to attend all your requirements. The CCNA Routing and Switching  is one...

IP Packet flow2

IP Packet Flow – Hop by Hop

Internet Protocol Packet Flow – HOP by HOP The Transmission Control Protocol /Internet Protocol layer 2 (network Layer) defines how to deliver packets over the entire network or end to end delivery. A router...

MPLS Network Mesh Topology - DC-DR Setup

MPLS Network Mesh Topology : DC-DR Setup

Pain Area and aspects for consideration: If MPLS circuit goes down at DC location? Will it be a manual intervention?   Should customer takes 2 different MPLS Service provider at DC-DR location for redundancy? Will...