By Brian Morgan
The publication is especially informative and certainly worthy analyzing web page to web page for not just does it provide info appropriate to the BCRAN examination but additionally different priceless details with the intention to support the Cisco specialist achieve extra wisdom in suitable items and applied sciences and be larger of their paintings. it is a must-have booklet, a part of the Cisco Professional's collector goods.
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Additional info for CCNP BCRAN Exam Certification Guide (CCNP Self-Study, 642-821) (2nd Edition)
Quiz and focus on the parts that draw a blank. It is best not to jump to the ﬁnal exam until you have given yourself a chance to review the entire book. Save the ﬁnal exam to test your knowledge after you have mentally checked each section to ensure that you have an idea of what the whole test could cover. The CD-ROM testing engine spools out a sampling of questions and might not give you a good picture the ﬁrst time you use it; the test engine could spool a test that is easy for you, or it could spool one that is very difﬁcult.
Therefore, you can provide different trafﬁc-ﬂow characteristics that the packets need to traverse the network properly. ■ Congestion management—As an abundance of packets enters a device, congestion management prioritizes the trafﬁc as it places the packets on the outgoing link. The goal is to set a QoS class and prioritize the packets according to deﬁned characteristics. Any delaysensitive trafﬁc, such as voice, should be given adequate bandwidth and always set into a priority queue. This is done at the expense of less critical data.
Additionally, the branch ofﬁce must be able to authenticate itself to the central site. book Page 19 Monday, October 13, 2003 1:12 PM Introduction to QoS 19 The issue of availability is another critical factor in the branch ofﬁce. You should take into account how much the company would lose if the network goes down. Estimating the potential for loss builds a strong case for considering some form of backup connection. The central ofﬁce generally uses links that are always available or highly reliable, whereas the branch ofﬁce might not want to pay for that reliability.