CCNA4 Chap 1

Network Description

small-to-medium sized business hundreds of employees multiple campus LANs in-house IT staff and network support

• small office network

• campus network

• branch network

• distributed network

Network Description

• very large sized business
• thousands of employees
• home, branch and regional offices, teleworkers and a central office
• in-house IT staff and network support
• converged network and application services

• small office network

• campus network

• branch network

• distributed network

Network Description

• medium-sized business
• hundreds of employees
• several remote, branch and regional offices - one central office
• in-house IT staff and network support

• small office network

• campus network

• branch network

• distributed network

Network Description

• small-sized business
• a limited number of employees
• LAN focus of operations with broadband
• connectivity to the Internet
• Outsourced IT support

• small office network

• campus network

• branch network

• distributed network

Identify WAN Technology

The cabling that connects the CPE to the CO

• Local Loop

• Toll Network

• Data Communication Equipment (DCE)

• Demarcation Point

Identify WAN Technology - The cabling and equipment inside the WAN provider network

• Demarcation Point

• Local Loop

• Data Terminal Equipment (DTE)

• Toll Network

Identify WAN Technology - Primarily provides an interface to connect subscribers to a communication link in the WAN cloud

• Local Loop

• Toll Network

• Data Communication Equipment (DCE)

• Demarcation Point

Identify WAN Technology - A customer device that connects to the local loop through the DCE

• Local Loop

• Toll Network

• Customer Premises Equipment (CPE)

• Data Terminal Equipment (DTE)

Identify WAN Technology - The devices owned or leased by the customer that connect to the carrier

• Local Loop

• Customer Premises Equipment (CPE)

• Demarcation Point

• Data Terminal Equipment (DTE)

Identify WAN Technology - Separates customer equipment from service provider equipment

• Data Communication Equipment (DCE)

• Customer Premises Equipment (CPE)

• Demarcation Point

• Data Terminal Equipment (DTE)