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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Cisco 876, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Cisco 876 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Cisco 876. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Cisco 876 should contain:
- informations concerning technical data of Cisco 876
- name of the manufacturer and a year of construction of the Cisco 876 item
- rules of operation, control and maintenance of the Cisco 876 item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Cisco 876 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Cisco 876, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Cisco service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Cisco 876.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Cisco 876 item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
All contents are Copyright © 1992–2005 Cisco Systems, Inc. All rights reserved. Important Notices and Privacy Statement. Page 1 of 15 Data Sheet Cisco 870 Series Integrated Serv ices Routers for Small Offices The Cisco ® 870 Series Integrated Services Routers extend the high-perform ance Cisco Integrated Services Router capabilitie s of running[...]
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Page 2
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 2 of 16 Figure 1. Cisco 87 1 Integra ted Services Router Table 1 lists the rou ters that currently make up th e Cisco 870 Series. Table 1. Cisco 87 0 Series Models Models WAN Interf ace [...]
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Page 3
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 3 of 16 Service providers and value-added resellers can take advantage of the Cisco 870 Series to pro vide a true busin ess-class broadband service. Business customers are using broadban[...]
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Page 4
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 4 of 16 APPLICA TIONS The Cisco 870 Series is i deally suited to be depl oyed where a sm all office is going to b e connected to a larger network, m ost often with a secure VP N connecti[...]
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Page 5
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 5 of 16 Feature Benefits Cisco SDM and Cisco IOS Software for Remote Management • Using smart wizards and task-based tutorials, Cisc o SDM helps resellers and custom ers quickly and ea[...]
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© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 6 of 16 SUMMARY Cisco 870 Series integrated service routers combine increased network performa nce with advanced security to allow sma ll office customers to get the most from their broa[...]
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Page 7
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 7 of 16 Feature Description Security Features • Stateful Inspect ion Firewall • Bridging firewall (C isco 871 only) • NAT transparency • Firewall suppor t for sk inny clients •[...]
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Page 8
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 8 of 16 Feature Description • Telnet, Sim ple Networ k Management Protocol (SNMP), CLI, and HTTP m anagement • RADIUS and TACACS+ High-A vailability Features • Virtual Router Redun[...]
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Page 9
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 9 of 16 CISCO IOS SOFTWARE A DVANCED IP SERVICES FEA TURE SET (OPTIONAL SOFTWA RE UPGRADE) The Advanced IP Services softw are image has all the features of the Advanced Security softw ar[...]
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Page 10
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 10 of 16 The Advanced Enterprise softwa re image has all the fea tures of Advanced IP Services and Advanced Security softwa re images , with the addit ion of the below features. Table 6.[...]
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Page 11
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 11 of 16 Feature S pecification Wi reless Specifications Data Rates Supported 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, and 54 Mbps Receive Sensitivity 802.11b -94dBm @ 1 Mbps -93dBm @ 2 [...]
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Page 12
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 12 of 16 Feature S pecification Power Product power specifications: • AC input voltage: 100 to 240 VAC • Frequency: 50 to 60 Hz • Max imum output power: 26W • Output voltages: 5 [...]
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Page 13
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 13 of 16 DSLAM INTEROPERA BILITY Table 8 lists the Cisco sup ported DSLAMs (Digital Subscriber Line Access Multiplexer) for the Cisco 87 0. Table 8. DSLAM Interoperabili ty DSLA M Siemen[...]
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Page 14
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 14 of 16 Part Number Product CISCO877-K9 Cisco 877 ADSL Router CISCO877W-G-A -K9 Cisco 877 ADSL W ireless Router: U.S./Am ericas CISCO877W-G-E-K9 Cisco 877 ADSL W ireless Router; Europe [...]
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Page 15
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 15 of 16 Corpo rate Head quar ters Cisco System s, Inc. 170 West Tasman Drive San Jose, CA 9513 4-1706 USA ww w.cisco.com Tel: 4 08 5 26-400 0 800 5 53-NETS (638 7) Fax: 408 5 26-41 00 E[...]
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Page 16
© 2005 Cisco Systems , Inc. All rights reserved. Important notices , privacy statements , and trademarks of Cisco System s, I nc. can be found on cisc o.com. Page 16 of 16[...]