Thursday, October 23, 2008

Cisco CCNA CCNP Certification Exam Review Protocol Basics

To acquire your Cisco CCNA authorisation and transfer the BSCI CCNP exam, you hit to undergo your prescript principle same the backwards of your hand! To hold you analyse these essential concepts, here's a hurried countenance at the principle of RIPv1, RIPv2, IGRP, and EIGRP.

RIPv1: Broadcasts updates every 30 seconds to the come 255.255.255.255. RIPv1 is a classful protocol, and it does not discern VLSM, nor does it circularize subnet scene aggregation in its routing updates. Update contains whole RIP routing table. Uses Bellman-Ford algorithm. Allows equal-cost load-balancing by default. Max jumping calculate is 15. Does not hold clear-text or MD5 marker of routing updates. Updates circularize 25 routes maximum.

RIPv2: Multicasts updates every 30 seconds to the come 224.0.0.9. RIPv2 is a democratic protocol, allowing the ingest of subnet masks. Update contains whole RIP routing table. Uses Bellman-Ford algorithm. Allows equal-cost load-balancing by default. Max jumping calculate is 15. Supports clear-text and MD5 marker of routing updates. Updates circularize 25 routes maximum.

IGRP: Broadcasts updates every 90 seconds to the come 255.255.255.255. IGRP is a Cisco-proprietary protocol, and is also a classful prescript and does not discern subnet masking. Update contains whole routing table. Uses Bellman-Ford algorithm. Equal-cost load-balancing on by default; unequal-cost load-sharing crapper be utilised with the dissension command. Max jumping calculate is 100.

EIGRP: Multicasts flooded routing plateau exclusive when an nearness is prototypal formed. Multicasts updates exclusive when there is a modify in the meshwork topology, and then exclusive advertises the change. Multicasts to 224.0.0.10 and allows the ingest of subnet masks. Uses DUAL routing algorithm. Unequal-cost load-sharing acquirable with the dissension command.

By mastering the principle of these protocols, you're birthing the groundwork for success in the communicating shack and when employed on creation networks. Pay tending to the info and the payment is CCNA and CCNP behindhand your name!

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