English dropdown-ico

Cisco Systems 7920 manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

Go to page of

Similar user manuals

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Cisco Systems 7920, 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 Systems 7920 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 Systems 7920. 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 Systems 7920 should contain:
- informations concerning technical data of Cisco Systems 7920
- name of the manufacturer and a year of construction of the Cisco Systems 7920 item
- rules of operation, control and maintenance of the Cisco Systems 7920 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 Systems 7920 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 Systems 7920, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Cisco Systems 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 Systems 7920.

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 Systems 7920 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

  • Page 1

    CHAPTER 1-1 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 1 An Overview of the Cisco Wireless IP Phone 7920 The Cisco W ireless IP Phone 7920 provides wireless v oice communication over an Internet Protocol (IP) network. Like traditional analog telephones, you can place and receiv e phone ca[...]

  • Page 2

    Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Understanding the Cisco Wireless IP Phone 7920 1-2 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Understanding the Cisco Wireless IP Phone 7920 The Cisco W ireless IP Phone 7920 is an 802.11b wireless IP phone that provides comprehens[...]

  • Page 3

    1-3 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Understanding the Cisco Wireless IP Phone 7920 Related Topics • Understanding the V oice W ireless Network, page 1-4 • Networking Protocols Used with Cisco W ireless IP Phones, pag[...]

  • Page 4

    Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Understanding the Voice Wireless Network 1-4 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Understanding the Voice Wireless Network V oice ov er IP (V oIP) telephones use a hard-wired connection to the network for transmitting call co[...]

  • Page 5

    1-5 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Understanding the Voice Wireless Network Figur e 1 -2 Wir eless LAN with Cisco Wireless IP Phone 7920s The 802.11 Standard for Wireless LAN Communications W ireless LANs must follow th[...]

  • Page 6

    Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Understanding the Voice Wireless Network 1-6 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 de vices can communicate without interference. Each device has a special code that it uses to identify its data packets and to ignore all other[...]

  • Page 7

    1-7 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Networking Protocols Used with Cisco Wireless IP Phones W ireless network de vices use a service set identif ier (SSID).The SSID provides a way to group a set of user de vices that can[...]

  • Page 8

    Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Networking Protocols Used with Cisco Wireless IP Phones 1-8 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 T able 1 -1 Suppor ted Netw or king Prot ocols on the Cisco Wireless IP Phone Networking Protocol Purpose Usage Notes W i-Fi (80[...]

  • Page 9

    1-9 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Networking Protocols Used with Cisco Wireless IP Phones Related Topics • Understanding the Phone Startup Process, page 2-9 • Interactions with Components in the V oIP Network, page[...]

  • Page 10

    Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Features Supported on the Cisco Wireless IP Phone 7920 1-10 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 • Conf iguring TFTP Options, page 5-13 • Conf iguring TFTP Options, page 5-13 Features Supported on the Cisco Wireless IP Ph[...]

  • Page 11

    1-11 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Features Supported on the Cisco Wireless IP Phone 7920 page 1-12 for more information about conf iguration options. Because the Cisco IP Phone is a network de vice, you can obtain det[...]

  • Page 12

    Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Features Supported on the Cisco Wireless IP Phone 7920 1-12 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Configuring Network Features for the Cisco Wireless IP Phone There are two methods for conf iguring network features such as DHC[...]

  • Page 13

    1-13 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Understanding the Requirements for Installing and Configuring the Cisco Wireless IP Phone 7920 In addition to providing documentation, it is important to inform users about av ailable[...]

  • Page 14

    Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Understanding the Requirements for Installing and Configuring the Cisco Wireless IP Phone 7920 1-14 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 T able 1 -2 Ov erview of Configuration Pr ocedures f or the Cisco Wireless IP Phone Req[...]

  • Page 15

    1-15 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Understanding the Requirements for Installing and Configuring the Cisco Wireless IP Phone 7920 4. Install and Conf igure Cisco Aironet Access Points to handle wireless communications [...]

  • Page 16

    Chapter 1 An Overview of the Cisco Wireless IP Phone 7920 Understanding the Requirements for Installing and Configuring the Cisco Wireless IP Phone 7920 1-16 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later OL-3930-02 Related Topics • Understanding the Cisco W ireless IP Phone 7920, page 1-2 • Underst[...]