network address translation nat overloading

... Network Address Translation (NAT) CS-480b Dick Steflik Network Address Translation • RFC-1631 • A short term solution to the problem of the depletion of IP addresses • Long ... for local networks Translation Modes • Dynamic Translation (IP Masquerading) • large number of internal users share a single external address • Static Translation • a block external addresses ... size block of internal addresses • Load Balancing Translation • a single incoming IP address is distributed across a number of internal servers • Network Redundancy Translation • multiple internet

Ngày tải lên: 23/03/2014, 00:20

... trò là các máy Client Network Address Translation - NAT Network Address Translation - NAT Bởi: Phạm Nguyễn Bảo Nguyên Trong môi trường WORKGROUP máy liên hệ với thông qua IP Address tự gán cho máy ... cụ Network Address Translation - NAT Windows giúp ta giải vấn đề Tính chủ yếu NAT Server phân tích yêu cầu máy Client yêu cầu từ Internet trả kết yêu cầu có 1/15 Network Address Translation - NAT ... Network Address Translation - NAT Tiếp tục cấu hình cho Card Lan 9/15 Network Address Translation - NAT Nhưng lần ta chọn Public interface connected to the internet chọn lựa chọn bên là: Enable NAT

Ngày tải lên: 28/10/2017, 12:04

... gấp lần chiều dài địa Ipv4 nên không gian địa lớn II GIAO THỨC NAT (Network Address Translation) Tìm hiểu đơn giản giao thức NAT NAT giống nhân viên lễ tân văn phịng lớn Nếu bạn muốn gặp công ... IPv4 nêu rõ tác dụng trường Các loại địa IPv4 - Nhược điểm địa IP v4 gì? - Cho biết tính NAT (Network Address Translation) có tác dụng gì? - Cách cấu hình địa IP v4 cho máy tính theo cách đặt IP ... LIỆU KHAM KHẢO LIỆT KÊ CHỮ VIẾT TẮT Ký hiệu Giải thích tiếng anh IP Internet Protocol NAT Network Address Translation IANA Internet Assigned Numbers Authority Giải thích tiếng việt Giao thức Internet

Ngày tải lên: 17/02/2022, 19:47

... IOS NETWORK ADDRESS TRANSLATION OVERVIEW In its simplest configuration, the Network Address Translator (NAT) operates on a router connecting two networks together; one of these networks (designated ... the following variations: ip nat translation udp-timeout ip nat translation dns-timeout ip nat translation tcp-timeout ip nat translation finrst-timeout When port translation is configured, ... active translations show ip nat translations [ verbose ] • Showing translation statistics show ip nat statistics • Clearing dynamic translations clear ip nat translation * Clears all dynamic translations

Ngày tải lên: 21/01/2016, 23:34

... internal network 10.3.2.0 0.0.0.255 to be natted to the pool MYPOOLEXAMPLE and then overload the addresses Router(config)#ip nat inside source list 100 pool MYPOOLEXAMPLE overload Verifying NAT Operation ... include: Defining NAT inside and outside interfaces Defining what you are trying to accomplish with NAT Configuring NAT in order to accomplish what you defined in Step Verifying the NAT operation ... destination of the IP packets that are traveling inside to outside Related Information • NAT Support Page • IP Routed Protocols Support Page • IP Routing Support Page • How NAT Works • NAT Order

Ngày tải lên: 27/10/2019, 23:23

... of NAT terms: • Inside local address • Inside global address • Outside local address • Outside global address © 2012 Cisco and/or its affiliates All rights reserved 20 Example of Port Address Translation ... protected network © 2012 Cisco and/or its affiliates All rights reserved 18 NAT Fundamentals Example of Network Address Translation © 2012 Cisco and/or its affiliates All rights reserved 19 NAT table ... Translation © 2012 Cisco and/or its affiliates All rights reserved 23 NAT Deployment Choices The deployment modes in NAT operations are as follows: • Static NAT • Dynamic NAT • Dynamic PAT (NAT

Ngày tải lên: 30/01/2020, 11:20

... execution, is something that is referred to as hardware-based address translation, or just address translation for short With address translation, the hardware transforms each memory access (e.g., ... physical address is exactly the technique we refer to as address translation; that is, the hardware takes a virtual address the process thinks it is referencing and transforms it into a physical address ... process with an address space of size KB (yes, unrealistically small) has been loaded at physical address 16 KB Here are the results of a number of address translations: Virtual Address KB 3000

Ngày tải lên: 15/08/2016, 21:37

... Global Address Example © 2002, Cisco Systems, Inc All rights reserved ICND v2.0— 6-1 3 Clearing the NAT Translation Table Router#clear ip nat translation * • Clears all dynamic address translation ... Router#clear ip nat translation inside global-ip local-ip [outside local-ip global-ip] • Clears... translation, or both inside and outside translation Router#clear ip nat translation outside ... and anomalies in the NAT configuration, given an operational router © 2002, Cisco Systems, Inc. All rights reserved. ICND v2.0—6-4 Network Address Translation • An IP address is either local

Ngày tải lên: 06/03/2014, 15:20

... loss in the translation. This is especially so when the translations are done according to the principles of domesticating translation, i.e., target language (TL)-oriented approach. In translation ... translation, much meaning loss is caused by the non-translation of Vietnamese terms of address and reference. This is so because the Vietnamese system of address and reference is significantly different ... approaches 2.1. The target language (domesticating) translation approach Target language-oriented, or domesticating, translation is the type of translation that involves "an ethnocentric reduction

Ngày tải lên: 13/08/2014, 01:21

... loss in the translation. This is especially so when the translations are done according to the principles of domesticating translation, i.e., target language (TL)-oriented approach. In translation ... translation, much meaning loss is caused by the non-translation of Vietnamese terms of address and reference. This is so because the Vietnamese system of address and reference is significantly different ... approaches 2.1. The target language (domesticating) translation approach Target language-oriented, or domesticating, translation is the type of translation that involves "an ethnocentric reduction

Ngày tải lên: 13/08/2014, 01:21

... characteristics of the language and the translation of the source culture to target culture 1.2.3.3 Address terms in translation Translation of AT is a linguistic translation activity (about certain ... times): address others anh/ chi - address onself anh/ chi/ em Husband-wife relationship (31 times): address others anh/ name - address onself toi/ em Love relationship (13 times): address others ... others anh - address oneself em Stepfather/ stepmother – step child (2 times): address others duong/ di address onself Colleague (hierarchy) (3 times): address others sep/ name - address oneself

Ngày tải lên: 23/05/2016, 09:01

... link physical network data link physical network data link physical network data link physical network data link physical network data link physical network data link physical network data link ... Internet Network Layer 4-2 Chapter 4: Network Layer  Introduction  4.2 Virtual circuit and datagram networks  4.3 What’s inside a router  4.4 IP: Internet Protocol     Datagram format IPv4 addressing ... no Network Layer 4-9 Chapter 4: Network Layer  Introduction  4.2 Virtual circuit and datagram networks  4.3 What’s inside a router  4.4 IP: Internet Protocol     Datagram format IPv4 addressing

Ngày tải lên: 12/09/2012, 15:06

... the Network InfrastructureSecurity+ Guide to Network Security Fundamentals Second Edition Objectives•Work with the network cable plant•Secure removable media•Harden network devices•Design network ... single network • Routers connect two or more single networks to form a larger network Coaxial Cables (continued) • Thin... Network Security Devices • The final category of network ... behavior: – Watch network activity and report abnormal behavior – Result in many false alarms Network Monitoring and Diagnostic Devices • SNMP enables network administrators to: – Monitor network

Ngày tải lên: 17/09/2012, 10:43

... Module 6: Outsourcing the Network II – Green IT and SAN Overview • • • • • • • • • • Mối quan tâm CIO GreenIT Các vấn đề trước ... hạn dài hạn Benefits and Dirversof GreenIT Cuộc cách mạng công nghệ lưu trữ SAN gì?(Storage Area Network) Khả liên kết SAN Công nghệ ảnh hưởng đến sở hạ tầng lưu trữ Tại phải SAN? Hướng tương lai

Ngày tải lên: 17/09/2012, 10:43

... vào công nghệ  Bảo mật thơng tin có từ  Các mối đe dọa xung quanh Network Security Course NETWORKS OF TODAY Open Network Network Security Course Telecommuters Internet Mobile Users Internet-Based ... 1 Network Security Course NETWORK SECURITY MCSE+Security SCNP, ZHHP Introduction Network Security Course Giới thiệu chung Định hướng khóa ... Alice Bob Network Security Course AN TOÀN DỮ LIỆU TRÊN ĐƯỜNG TRUYỀN  Making data un-readable by protocol analyzers and other “man-in-the-middle” methods on the network Trudy m m’ Alice Bob Network

Ngày tải lên: 17/09/2012, 10:44

... HANDS­ON ETHICAL HACKING AND NETWORK DEFENSELesson 10Hacking Web Servers OBJECTIVESCollection InformationDescribe Web applicationsExplain Web application vulnerabilitiesDescribe the tools used to attack Web servers2 3Hands-On Ethical Hacking and Network Defense 4Hands-On Ethical Hacking and Network Defense UNDERSTANDING WEB APPLICATIONSIt is nearly impossible to write a program without bugsSome bugs create security vulnerabilitiesWeb applications also have bugsWeb applications have a larger user base than standalone applicationsBugs are a bigger problem for Web applications5 WEB APPLICATION COMPONENTSStatic Web pagesCreated using HTMLDynamic Web pagesNeed special components<form> tagsCommon Gateway Interface (CGI)Active Server Pages (ASP)PHPColdFusionScripting languagesDatabase connectors6 WEB FORMSUse the <form> element or tag in an HTML documentAllows customer to submit information to the Web serverWeb servers process information from a Web form by using a Web applicationEasy way for attackers to intercept data that users submit to a Web server7 WEB FORMS (CONTINUED)Web form example<html><body><form>Enter ... HANDS­ON ETHICAL HACKING AND NETWORK DEFENSELesson 10Hacking Web Servers OBJECTIVESCollection InformationDescribe Web applicationsExplain Web application vulnerabilitiesDescribe the tools used to attack Web servers2 3Hands-On

Ngày tải lên: 17/09/2012, 10:44

... năngNewTechnologyManagementDecisionUsersPerformance & Traffice DataTT restorationFault TTInstallationNetwork Installation and MaintenanceNetwork Planning and DesignNetwork OperationsNetworkConfiguration Data 9/17/12 Các chuẩn quản trị mạngCommon ... quản trị mạngCommon Management Information Protocol (CMIP)Simple Network Management Protocol (SNMP)Telecommunications Management Network (TMN)IEEE LAN/MANWeb-based management 9/17/12 Các chuẩn ... Click to edit Master subtitle style 9/17/12 NETWORK MANAGEMENT 9/17/12 Mục đích, Tổ chức và Chức năngQuản trị mạng ?ØVận hành (operation)§Hoạt

Ngày tải lên: 17/09/2012, 11:20

... tyHình 1: Tổng quan về Alcatel NSVCÔNG TY LIÊN DOANH THIẾT BỊ VIỄN THÔNG, tên tiếng Anh là ALCATELNETWORK SYSTEMS VIETNAM, là liên doanh giữa TỔNG CÔNG TY BƯU CHÍNHVIỄN THÔNG VIỆT NAM VNPT và Công ... Công ty TNHH Sản xuấtTrang 10thiết bị viễn thông (TELEQ – Liên doanh giữa VNPT và Nokia SiemensNetwork), ZTE và Huawei của Trung Quốc, 1 số công ty của Nhật … 6 Tình hình doanh thu của ctyĐơn

Ngày tải lên: 02/11/2012, 09:49

... two types oftranslation: overt translation and covert translation An overt translation is “one inwhich the addressees of the translation text are quite ‘overtly’ not being directlyaddressed” (1997: ... oftranslation, translation strategies, methods or principles, translation equivalence andtranslation assessment, all of which will be discussed hereafter in terms oftranslation definition, translation ... rewritten.- Free translation: is usually a paraphrase much longer than the original, aso-called ‘intralingual translation’, often prolix and pretentious, and not translationat all.- Idiomatic translation:

Ngày tải lên: 07/11/2012, 14:36

... Telecommunications Standards Institute IPTN IP Transport Network ISDN Integrated Services Digital Network ISG Intergrated Signaling Gateway ISUP ISDN User Part ITU International Telecommunications Union JCC Java ... PSDN Public Switched Data Network PSTN Public Switched Telephone Network QoS Quality of Service RADIUS Remote Authentication Dial In User Service Trang 8RANAP Radio Access Network Application Part ... Trang 9TINA Telecommunication Information Network Architecture TIPHON Telecommunications and IP Harmonization Over Networks TMN Telecommunications Management Network TRIP Token Ring Interface Processor

Ngày tải lên: 10/11/2012, 10:09