the empire of rameses and the homeric age
Cisco Router Configuration Handbook docx
... command gives you a detailed listing of all the file systems available on the router This command lists the total size and the amount of free space on the file system in bytes, the type of file ... login The username is anonymous, and the e-mail type password is formed by the router using the current session as the username, the router name as the host name, and the IP domain as the domain ... in the out-line Sample Configurations Each section includes an example of how to implement the commands and their options We have tried to present the examples with the commands listed in the...
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Cisco Router Configuration Handbook pot
... command gives you a detailed listing of all the file systems available on the router This command lists the total size and the amount of free space on the file system in bytes, the type of file ... login The username is anonymous, and the e-mail type password is formed by the router using the current session as the username, the router name as the host name, and the IP domain as the domain ... in the out-line Sample Configurations Each section includes an example of how to implement the commands and their options We have tried to present the examples with the commands listed in the...
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Tài liệu Enhanced Interior Gateway Routing Protocol (EIGRP) pptx
... destination The metric that the router uses in the routing table, and to advertise to other routers, is the sum of the best advertised metric from all neighbors, plus the link cost to the best neighbor ... entry in the topology table includes the destination address and a list of neighbors that have advertised the destination For each neighbor, the entry records the advertised metric, which the neighbor ... that if the neighbor advertises this destination, it must use the route to forward packets The metric that the router uses to reach the destination is also associated with the destination The metric...
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Tài liệu Hybrid: Enhanced Interior Gateway Routing Protocol (EIGRP) pptx
... to the other, add the delay command on each side of the interface It is important to note that changing the delay of a link will affect only the routing protocol, not the actual throughput of the ... time The uptime of the neighbor The status of neighbors can be displayed with the show ip eigrp neighbors command, as in Example 11-5 The uptime of the neighbor should be for as long as the adjacency ... neighbors Command This can be one of the most useful commands when verifying the operational status of EIGRP The show ip eigrp neighbors command shows the status of all EIGRP neighbors The neighbor...
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Tài liệu Enhanced Interior Gateway Routing Protocol ppt
... bandwidth distance vector protocol Do EIGRP chạy đường truyền có bandwidth thấp Không mà đường truyền bandwidth thấp ta điều chỉnh số phần trăm bandwidth dành cho định tuyến EIGRP hỗ trợ authentication ... mask thông tin định tuyến Đặc điểm cuối EIGRP không hỗ trợ IP mà hỗ trợ IPX AppletTalk Operation of EIGRP Metric EIGRP sử dụng dạng công thức tính metric IGRP lớn 256 lần khiến cho việc tính metric ... đổi quan hệ với neighbor router Trong hầu hết mạng Hello packet multicast với chu kỳ giầy trừ random timer để ngăn chặn synchronization Chú ý interface: X.25, Frame Relayvà ATM với tốc độ access...
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Interior Gateway Routing Protocol (IGRP)
... phần sau: bandwidth, delay, load, reliability Mặc định metric bandwidth delay, bạn tưởng tượng liên kết liệu (data link) ống bandwidth chiều rộng ống delay chiều dài ống Nói cách khác bandwidth ... đến bandwidth thật đường truyền BW = [10000000/(bandwidth in Kbps)] + Delay: giống bandwidth thông số tĩnh cấu hình tay Delay = [Delay in 10s of microseconds] + Reliability: thông số động, biểu ...
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Tài liệu HSRP – Hot Standby Routing Protocol ppt
... each of the networks for the HSRP address We turn on HSRP using the standby ip command at the interface level Turn on HSRP on the 10.1.1.0 network West(config)#int fa0/0 West(config)#standby ... extended ping on the Web router (10.1.1.4) from the workstation with the following DOS command: Ping –n 100 10.1.1.4 After the pings begin, remove the Ethernet cables from the Active router and observe ... Compare the Active/Standby changes on the hyperterminal screen with the ping results as you disconnect and reconnect the East and West routers What you observe? 11 Now a show standby command: West#sh...
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Tài liệu Choose Routing Protocol pptx
... K, L and M, and N and O will be L1 routers They will form adjacencies with each other and with the L1/1 router in their area The Distribution routers, D, E, F, and G will be L1/2 routers They ... hello packets and thus authenticate the establishment of adjacencies The area password is carried in all L1 messages and authenticates the exchange of intra-area routing information The domain-wide ... the network, and wait for them to respond Additionally, RIP employs timers such as the hold-down timer to lessen the chance of a routing loop These timers, however, also lengthen the amount of...
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CIS 185 Advanced Routing Protocols EIGRP Part 2 pot
... to 50% of the bandwidth of an interface to exchange routing information In order to calculate its percentage, the bandwidth-percent command relies on the value set by the bandwidth command ... with the same AS number on both routers network command includes the interface toward the PE router (PE1 and PE2) over which the routers R1 and R2 will form their neighbor relationship From the ... with a FD of 20 Feasible Successors: R2 and R5 R2’s AD of 10 < R3’s FD of 20 R5’s AD of 10 < R3’s FD of 20 R4 is NOT a FS because it’s AD of 25 > R3’s FD of 20 46 Variance command FS Succ...
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Media Gateway control protocol architecture and requirements Nancy Greene, Michael A. Ramalho, Brian Rosen pdf
... initial message exchange h Facilitate the discovery of the protocol capabilities of the one entity to the other i Specify commands as optional (they can be ignored) or mandatory (the command must ... when the MG can select the VC and change the VC during the life of the connection by using ATM signalling c Provide an indication by the MG of the VC identifier and possibly AAL2 slot of the termination ... solely on the management of the operation of the protocol itself Other MIBs cover the topics suggested here, except possibly for the traffic engineering statistics The point was raised that the MGC...
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Báo cáo hóa học: " A scalable multi-sink gradient-based routing protocol for traffic load balancing" pot
... indicates the weighted sum of the REDR values of the sensor nodes which constitute the path The REDR of the most overloaded sensor node is weighted differently from the REDRs of the other sensor ... if the receiver has a mechanism to decode the packet header alone and then turn off the radio during the period of receiving the remaining part of the packet for an unintended recipient, the ... calculate the gradient value In the rest of this section, we first introduce Page of 16 the proposed cost & gradient models and then present the detailed description of each phase in the proposed...
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Báo cáo hóa học: " Research Article Impact of LQI-Based Routing Metrics on the Performance of a One-to-One Routing Protocol for IEEE 802.15.4 Multihop Networks" docx
... function of the LQI of the link The link cost is an estimate of the number of transmission attempts required for successful frame delivery in a link The path cost is the sum of the link costs of the ... used in many technologies The cost of a path is the sum of the ETX values of the links of the path Hence, the ETX metric aims to select the path with the smallest number of total link layer transmission ... considers the quality of the worst link of a path It does not explicitly take into account the other characteristics of the path, such as the hop count or the LQI of the rest of the links 4.9 PATH-DR...
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Báo cáo hóa học: "Research Article A Random Ant-Like Unicast Routing Protocol for Wireless Ad Hoc Sensor Networks and Performance Evaluation" pdf
... initiating the requests Each record consists of the address of the queried destination and an identification of the route request packet sent for that request 2.2 Operation of the Algorithm There are ... for the unicast scheme based on the average case, the neighbor is selected randomly Let us use a matrix M of size N × N as the adjacent matrix of the network topology, where N is the number of ... and set the Wave according to the average queuing delay from simulation The node that generated the RREP with the invalid path will realize the invalid path when it receives the data packet and...
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Báo cáo hóa học: " Energy-Aware Routing Protocol for Ad Hoc Wireless Sensor Networks" pdf
... range then aggregate and process the data before transmitting to other nodes The links between these nodes are bidirectional; hence they have the capability to transmit and receive data Data gathering ... operation, and N = number of nodes in the network The value of Proute-valid at which the energy consumption in EARP equals the energy consumption in AODV is defined as the threshold value of the probability ... Scenario I: comparison of EARP and AODV in terms of the number of RREP packets generated during high mobility Figure 6: Scenario II: comparison of EARP and AODV in terms of the number of RREQ packets...
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The Complete IS-IS Routing Protocol potx
... way of avoiding any kind of transient stage The idea is simple: double the amount of lookup memory and divide it into two halves, one called Page #1 and the other Page #2 Figure 2.6 shows the ... provide a good start for the self-education of both the novice and the seasoned network engineer in the IS-IS routing protocol The consistent approach is to explain the theory and then show how things ... each other The message-passing API is one of the things that each modern kernel offers to its processes The kernel itself is the root of the operating system It starts and stops processes and passes...
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bài tiểu luận về các giao thức định tuyến - routing protocol
... • Metric để đánh giá đường giao thức EIGRP gồm: Metric = (10,000,000/bandwidth kbps) * 256 + (sum of delay/10) * 256 Bandwidth: Băng thông kênh truyền Delay: Độ trễ kênh truyền Reliability: ... tin: • Command field: Chỉ cho ta gói tin request response gói Request gói Response • Version field: Chỉ phiên giao thức RIP RIPv1 RIPv2 • Must be zero: Trường thực tế không sử dụng, them vòa để ... Neighbor Discovery and recovery: Bằng cách trao đổi tin Hello, EIGRP thiết lập trao đổi quan hệ với neighbor router Trong hầu hết mạng Hello packet multicast với chu kỳ giầy trừ random timer để ngăn...
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The Complete IS-IS Routing Protocol- P1 pps
... provide a good start for the self-education of both the novice and the seasoned network engineer in the IS-IS routing protocol The consistent approach is to explain the theory and then show how things ... mesh of hundreds of millions of computers This chapter discusses the architecture of the global public Internet and the global routing paradigm Next, it takes a close look at the building block of ... Discovery and Handshaking 5.1 Hello Message Encoding 5.1.1 LAN Hello Messages 5.1.2 Point-to-point Hello Messages 5.2 MTU Check 5.3 Handshaking 5.3.1 The 3-way Handshake on LAN Circuits 5.3.2 The 2-way...
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The Complete IS-IS Routing Protocol- P2 pot
... way of avoiding any kind of transient stage The idea is simple: double the amount of lookup memory and divide it into two halves, one called Page #1 and the other Page #2 Figure 2.6 shows the ... a message-passing API in order to interact with each other The message-passing API is one of the things that each modern kernel offers to its processes The kernel itself is the root of the operating ... speeds of 622 Mbps, which is still the architectural limit of the 7500 ϩ VIP series It was clear that changing the heart of the router, which is the fabric, leads to a change of the line-cards, the...
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