differentiate linkstate routing protocols from distance vector routing protocols

Ngày tải lên: 07/07/2014, 00:20

Ngày tải lên: 28/07/2014, 18:21

Ngày tải lên: 01/08/2014, 18:20

... v2.05-26 Summary ã Distance vector- based routing algorithms (also known as Bellman-Ford algorithms) pass periodic copies of a routing table from router to router. ã When the topology in a distance vector ... to: ã Describe the features offered by distance vector routing protocols and give examples of each ã Describe the issues associated with distance vector routing and identify solutions to those ... pass periodic copies of routing table to neighbor routers and accumulate distance vectors. Distance Vector Routing Protocols © 2002, Cisco Systems, Inc. All rights reserved. © 2002, Cisco...

Ngày tải lên: 17/02/2014, 08:20

... overview of routing protocols, including the different types and their advantages and disadvantages. This chapter covers the basic configuration of distance vector protocols, specifically the IP Routing ... show ip protocols command displays all of the IP routing protocols that you have configured and are running on your router. Here’s an example of this command: Router# show ip protocols Routing ... route from the routing table. Please note that the clear command only clears dynamic routes: static and connected routes cannot be cleared from the routing table with this command. The show ip protocols...

Ngày tải lên: 18/01/2014, 04:20

... trình này cứ lặp đi lặp lại (vì A sẽ gửi lại 1 update nói với B và D rằng la N1 vẫn good) ===> routing loop Nguyên nhân: B và D có thể nhận được update từ A còn C thì không , bởi vì 1 "HÔI...

Ngày tải lên: 27/10/2013, 20:15

... 1", distance 100, metric 8576 Redistributing via igrp 1 Advertised by igrp 1 (self originated) Last update from 192.168.6.2 on Serial0, 00:00:20 ago Routing Descriptor Blocks: * 192.168.6.2, from ... route 133.33.0.0 Routing entry for 133.33.0.0/16 Known via "igrp 1", distance 100, metric 8576 Redistributing via igrp 1 Advertised by igrp 1 (self originated) Last update from 10.1.1.2 ... igrp 1 (self originated) Last update from 10.1.1.2 on Serial1, 00:01:02 ago Routing Descriptor Blocks: * 192.168.6.2, from 192.168.6.2, 00:01:02 ago, via Serial0 Route metric is 8576, traffic share...

Ngày tải lên: 06/11/2013, 04:15

... R1(config-router)#^Z A B 2 Distance Vector vs. Link State Distance Vector Distance Vector ã Updates frequently ã Each router is "aware" only of its immediate neighbors ã Slow convergence ã Prone to routing ... 30.0.0.1 30.0.0.2 40.0.0.1 10.0.0.2 40.0.0.2 A B 1 Distance Vector Link State Hybrid Distance Vector vs. Link State Route table Topology Incremental Update Periodic UpdateRouting by rumor A B C D X E 23 OSPF ... to this interface interface 32 OSPF Network Types 50 show ip protocols show ip protocols Router# ã Verifies the configured IP routing protocol processes, parameters and statistics Verifying...

Ngày tải lên: 06/03/2014, 07:20

Ngày tải lên: 30/03/2014, 01:20

Ngày tải lên: 25/07/2014, 08:20

Ngày tải lên: 01/08/2014, 07:20

Ngày tải lên: 27/08/2014, 15:47

Ngày tải lên: 16/11/2014, 19:44

... nhưng nó chỉ có một entry trong routing table II. SO SÁNH DISTANCE VECTOR VÀ LINK-STATE: Distance Vector và Link State đều là các giao thức định tuyến động (Dynamic Routing Protocol) cấu hình ... trong routing table của Router1 sẽ không có route nào đến mạng B (10.11.0.0/16). Để giải quyết vấn đề này, dùng static routing hoặc dùng các routing hỗ trợ VLSM. Khi này thì cần phải có các routing ... kỳ. Đặc điểm của distance vector là thời gian hội tụ chậm. Đối với các routers đang chạy routing protocol nhóm DV, định kỳ mỗi 30 giây, các routers sẽ trao đổi toàn bộ bảng routing table sang...

Ngày tải lên: 07/09/2013, 15:00

... principles behind distance vector protocols and link-state protocols. Distance Vector Routing Concepts This section reviews key concepts that underlie the operation of distance vector routing protocols, ... are advertised by distance vector protocols, makes such environments very susceptible to routing loops—for example, when a router running a distance vector protocol broadcasts routing updates ... Avoidance Routers running distance vector protocols determine best paths for routes relative to neigh-bors that have advertised those routes to them. The mechanics of operation of distance vector protocols, ...

Ngày tải lên: 16/10/2013, 12:15

... Examine the routing table a. After an unsuccessful ping, check the routing table with the show ip route command. From the Gadsden router, type the following: 1 - 6 CCNA 2: Routers and Routing ... the routing protocol status a. After examining the routing tables, it is discovered that there is no route to the Birmingham Ethernet LAN. So use the show ip protocol command to view the routing ... Lab 9.3.5 Troubleshooting Routing Issues with show ip route and show ip protocols Objective ã Use the show ip route and show ip protocol commands to diagnose a routing configuration problem....

Ngày tải lên: 23/10/2013, 00:15

... interface? _________________ Step 8 Examine the routing table a. After an unsuccessful ping, check the routing table with the show ip route command. From the Gadsden router, type the following: ... examining the routing tables, it is discovered that there is no route to the Birmingham Ethernet LAN. So use the show ip protocol command to view the routing protocol status. From the Gadsden ... ping command to verify connectivity from Gadsden router to a host in Birmingham. b. From the Gadsden router, type the following: 3 - 6 CCNA 2: Routers and Routing Basics v 3.0 - Lab 9.3.5 Copyright...

Ngày tải lên: 27/10/2013, 07:15

... Also, classless protocols include the subnet mask value along with the route when advertising routing information: distance vector protocols do not include the subnet mask in their routing updates. D:\omh\CertPrs8\934-9\ch11.vp Monday, ... packet The following sections cover these commands. The show ip protocols Command The show ip protocols command displays all of the IP routing protocols that you have configured and are running on your ... nssa Maximum path: 4 Routing for Networks: 0.0.0.0 255.255.255.255 area 0 Routing Information Sources: Gateway Distance Last Update 192.168.1.100 110 00:00:24 192.168.100.1 110 00:00:24 Distance: (default...

Ngày tải lên: 18/01/2014, 04:20

... link. This is different from distance vector protocols. Distance vector protocols share their entire routing table with their neighbors with the exception of routes learned from the same interface ... you were introduced to the configuration of two distance vector routing protocols: IP RIP and IGRP. This chapter focuses on two advanced routing protocols: OSPF and EIGRP. OSPF is a link state ... table. ý A is incorrect because this is what distance vector protocols use. B is incorrect because this is what link state protocols use. D is a nonexistent routing algorithm. Self Test Answers 41 CertPrs8...

Ngày tải lên: 18/01/2014, 04:20