NAT and PAT complete explanation

Network address translation (NAT) is the process of modifying IP addressinformation in IP packet headers while in transit across a traffic routing device. There are two different types of NAT: NAT Static NAT: The simplest type of NAT provides a one-to-one translation of IP addresses. It is often also referred to as one-to-one NAT. In this type of … Continue reading NAT and PAT complete explanation

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CCNA – Certified Network Associate 200-125 Exam Dumps (v3.0)

All Study Guide: Cisco 200-125 CCNA - Cisco Certified Network Associate (v3.0) Dumps List. File Votes Size Uploaded By Posted Cisco.Selftestengine.200-125.rapidshare.v2017-Sep-18.by.mildred.739q.vce.pdf 15038 29.47 MB mildred September 17, 2017 Cisco.ExamCollection.200-125.vce.v2017-Sep-12.by.henry.720q.vce.pdf 5611 654.64 KB henry September 12, 2017 Cisco.Ucertify.200-125.free.pdf.v2017-Aug-26.by.clara.621q.vce.pdf 4951 26.88 MB clara August 26, 2017 Cisco.Exambible.200-125.study.guide.v2017-Aug-19.by.lauren.593q.vce.pdf 3120 820.95 KB lauren August 19, 2017 Cisco.Exambible.200-125.vce.dumps.v2017-Aug-09.by.john.643q.vce.pdf 3599 492.40 KB john August … Continue reading CCNA – Certified Network Associate 200-125 Exam Dumps (v3.0)

Site-to-Site IPsec VPN Between Two IOS Routers Configuration Example

Introduction This document provides a sample configuration for the LAN-to-LAN (Site-to-Site) IPsec tunnel between two Cisco IOS® Routers using Cisco Configuration Professional (Cisco CP). Static routes are used for simplicity. Prerequisites Requirements Make sure that you meet this requirement before you attempt this configuration: End-to-End IP connectivity must be established before starting this configuration. Components Used The … Continue reading Site-to-Site IPsec VPN Between Two IOS Routers Configuration Example

Configure interVLAN Routing on Layer 3 Switches

Introduction This document provides the configuration and troubleshooting steps applicable to the creation of Layer 3 interfaces. VLANs divide broadcast domains in a LAN environment. Whenever hosts in one VLAN need to communicate with hosts in another VLAN, the traffic must be routed between them. This is known as inter-VLAN routing. On Catalyst switches it … Continue reading Configure interVLAN Routing on Layer 3 Switches

How ARP Works

A Layer 3 switch needs to know a destination MAC address when forwarding traffic, because the Layer 3 switch encapsulates the IP packet in a Layer 2 packet (MAC layer packet) and sends the Layer 2 packet to a MAC interface on a device directly attached to the Layer 3 switch. The device can be … Continue reading How ARP Works

10 Types of Digital Currencies and how they work.

Digital currencies are the payment methods for the future. The currencies are changing business, money and the world. As some governments accept the digital currency as a mode of payment, we feel it is important for you to know some of these digital currencies and how they operate. The following are 10 types of digital currencies and … Continue reading 10 Types of Digital Currencies and how they work.

Configuring Basic File Transfer Services

Configuring a Router as a TFTP or RARP Server It is too costly and inefficient to have a machine that acts only as server on every network segment. However, when you do not have a server on every segment, your network operations can incur substantial time delays across network segments. You can configure a router … Continue reading Configuring Basic File Transfer Services