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Lab 3-2: Network Time Protocol
Topology diagram for this lab Equipment Required Cisco 2821 router Cisco 3560 switch Objectives Configure NTP Scenario JRI wants its new data network to use NTP to synchronize time for network devices. NTP is not only important for synchronizing t...
Lab 3-3: Phone Boot/Registration Process
The most important part of solving problems with VoIP solutions is knowing how a properly functioning system should work and comparing it to an existing problem. Cisco IP Phones have multiple steps to complete when connected to the network, and understanding t...
Lab 4-1: Exploring the CLI and Cisco Configuration Professional
The following labs explore the three ways to administer CUCME. Equipment Required Cisco 2821 router Cisco 3560 switch PC with Cisco Configuration Professional (CCP) installed Objectives Determine the version of CUCME on the router. Connect to CUCM...
Lab 4-2: Integrated HTML GUI
Equipment Required Cisco 2821 router with the GUI files loaded in flash (see Appendix D) Cisco 3560 switch PC Objectives Access the HTML GUI on the router. Scenario Jimenez Research Inc. (JRI) would like the office manager to add users and pho...
Lab 5-1: Basic Manual Phone Configuration Using the CLI
With previous labs building the foundation for telephony concepts and a network topology, it is time to turn our attention to configuring the Call Agent. In the following labs we will learn to configure Cisco Unified Communications Manager Express (CUCME) usin...
Lab 5-2: Advanced Manual Phone Configuration Using the CLI
Scenario In this lab, JRI wants to establish internal calls using the new system with more than just the basics. Equipment Required Cisco 2821 router Cisco 3560 switch Lab configuration from Lab 4-2 Two or more IP Phones Objectives Configure te...
Lab 5-3: Adding DNs, Phones, and Users with Cisco Configuration Professional (CCP)
Scenario JRI would like the office manager to add users and phones without having to use the command line for configuration. Ideally, JRI wants to be able to access the configuration from any PC without installing client software. Topology used in this lab ...
Lab 5-4: Examine VoIP Protocols
Scenario JRI ran into problems, with some phones not registering, and wants to examine both the phone registration process and the protocols used for digital voice. Wireshark is well suited for this task. Equipment Required Cisco 2821 router Cisco 3560...
Lab 6-1: Configuring Analog Interfaces
Labs in previous chapters established the ability to call between phones in your company. Now it is time to establish connections to allow phone calls to the public switched telephone network (PSTN) and branch offices. The main focus of this chapter is constru...
Lab 6-2: Configuring Digital Interfaces
Topology diagram for this lab Scenario JRI expects to have enough incoming and outgoing calls that it want to use a digital connection to the PSTN. Not only do digital connections provide a trunk with 23 (PRI), 24 (T1), or 30 (E1) simultaneous calls on a s...
Voice Perspectives
Traditional Voice Versus Unified Voice Analog Connections An analog signals uses a property of the device that captures the audio signal to convey audio information. In today's world, where everything is connected through some form of cabling, electric current...
Appendix E: PSTN Simulator
Introduction The PSTN Simulator is a Cisco router (a Cisco 2821 in this lab) with one or more T1/E1/PRI interfaces (and enough digital signal processor [DSP] resources to run the interfaces), configured to respond to incoming calls and to forward calls for ot...
Lab 6-3: Call Legs, Dial Peers, and Wildcards
Equipment Required No equipment is required for this lab. Learning Objectives Understand the concept of call legs. Understand POTS and VoIP dial peers. Create POTS and VoIP dial peers. Scenario This lab introduces the concepts of call legs, dial p...
Lab 6-4: Call Processing, Dial Plans, and Digit Manipulation
Equipment Required No equipment is required for this lab. Learning Objectives Upon completion of this lab, you will be able to: Understand dial-peer selection. Understand POTS dial-peer digit-stripping behavior. Understand basic digit manipulation comm...
Lab 6-5: Dial-Peer Configuration Using the CLI
Topology diagram for this lab Scenario Jimenez Research Inc. (JRI) wants to connect to customers using the PSTN and remote branch offices of the company using the WAN. To avoid WAN failure from disabling four-digit dialing between locations, call failover ...
Lab 6-6: Dial-Peer Configuration Using CCP
Topology diagram for this lab Scenario Jimenez Research Inc. (JRI) wants to connect to customers using the PSTN and remote branch offices of the company using the WAN. To avoid WAN failure from disabling four-digit dialing between locations, call failover ...
Lab 6-7: Quality of Service (QoS)
Topology diagram Equipment Required Cisco 2821 router Cisco 3560 switch Lab configuration from Lab 6-2 One or more IP Phones Objectives Understand the reasons for Quality of Service (QoS). Understand QoS mechanisms. Configure AutoQoS on Cisco ...
Lab 7-1: Configuring the Phone Directory
Labs in previous chapters established the ability to call between phones in a company and to the public switched telephone network (PSTN). The next step is to add features that improve the functioning of the system and enhance the users’ experience. CUCME, as ...