Instruction/ maintenance manual of the product OL-18348-01 Cisco Systems
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CH A P T E R 10-1 Cisco Unified Commu nications Manager Secu rity Guide OL-18348-01 10 Phone Hardening T o tighten secur ity on the phone, you can perf orm phone hardening tasks in t he Phone Conf iguration windo w in Cisco Unif ied Communications Manager Admi nistration.
10-2 Cisco Unified Communications Ma nager Security Guide OL-18348-01 Chapter 10 Phone Ha rdening Disabling the PC Voice VLAN Access Setting Disabling the PC Voice VLAN Access Setting By default,Cisco Unif ied IP Phones forward all packet s that are recei ved on the switch port (the one that faces the upstream switch) to the PC port.
10-3 Cisco Unified Commu nications Manager Secu rity Guide OL-18348-01 Chapter 10 Phone Hardening Where to Find More Information Step 3 T o open the Phone Conf iguration windo w for the dev ice, click the de vice name.
10-4 Cisco Unified Communications Ma nager Security Guide OL-18348-01 Chapter 10 Phone Ha rdening Where to Find More Information.
An important point after buying a device Cisco Systems OL-18348-01 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Cisco Systems OL-18348-01 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Cisco Systems OL-18348-01 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Cisco Systems OL-18348-01 you will learn all the available features of the product, as well as information on its operation. The information that you get Cisco Systems OL-18348-01 will certainly help you make a decision on the purchase.
If you already are a holder of Cisco Systems OL-18348-01, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Cisco Systems OL-18348-01.
However, one of the most important roles played by the user manual is to help in solving problems with Cisco Systems OL-18348-01. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Cisco Systems OL-18348-01 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
