Contents
- 1 What are the main differences between ATM and Frame Relay?
- 2 What is the purpose of a Frame Relay switch?
- 3 When would you use a Frame Relay?
- 4 What is the main purpose of ATM and frame relay?
- 5 Which network is used in ATM and frame relay?
- 6 Why is Mpls better than frame relay?
- 7 How is Frame Relay used in data link layer?
- 8 What’s the difference between Frame Relay and X.25?
What are the main differences between ATM and Frame Relay?
Asynchronous Transmission Mode (ATM):
| S.NO | Frame Relay | ATM |
|---|---|---|
| 6. | The throughput of frame relay is moderate. | While it’s throughput is high. |
| 7. | Frame relay does not provide error control and flow control. | While ATM provides error control and flow control. |
What is the purpose of a Frame Relay switch?
Frame Relay switches create virtual circuits to connect remote LANs to a WAN. The Frame Relay network exists between a LAN border device, usually a router, and the carrier switch.
Is Frame Relay an Ethernet?
L2VPN Local Switching—Frame Relay-Ethernet/VLAN feature allows you to switch Frame Relay and Ethernet frames between two interfaces on the same device.
When would you use a Frame Relay?
Frame relay is often used to connect LANs with major backbones as well as on public wide area networks and also in private network environments with leased T-1 lines. It requires a dedicated connection during the transmission period and is not ideal for voice or video, which require a steady flow of transmissions.
What is the main purpose of ATM and frame relay?
Both ATM and frame relay are used to provide B-ISDN services of various kinds. It is mainly developed for WAN , but high data rate supports have pioneered its use in LAN (Local Area Network). It is a virtual circuit WAN. It assembles and dissembles packets from different networks i.e. X.
What are the advantages and disadvantages of frame relay?
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- Cost Savings: FR offers reduction of physical local loops over private line network as frame uses a virtual circuit for each new connection.
- Higher circuit utilization: FR makes use of physical circuit by statistically multiplexing multiple PVCs over a single physical circuit.
Which network is used in ATM and frame relay?
This set of Computer Networks Multiple Choice Questions & Answers (MCQs) focuses on “ATM & Frame Relay”. Explanation: ATM and frame relay are transmission modes in which information is transferred through electric circuit layer as packets. ATM has fixed packet size and frame relay has variable packet size.
Why is Mpls better than frame relay?
Some of The Main reasons to implement MPLS include: MPLS allows for the blending of ATM, disparate Frame Relay, Ethernet, and IP networks into one complete infrastructure thereby reducing expenses and capital. This can see a cost savings of close to 40% over frame relay. Voice integration, data, and video services.
What is the difference between ATM and Frame Relay?
It is a virtual circuit WAN. It assembles and dissembles packets from different networks i.e. X.25, ATM and PPP. It operates at layer-1 (i.e. Physical Layer) and layer-2 (i.e. Data link layer) of OSI stack.
How is Frame Relay used in data link layer?
Frame relay is used to transfer the data in the form of packets, with the help of the data link layer. Here, a unique identifier DLCI (Data link connection identifier) identifies the virtual connection which is referred to as ports. The frame relay basically connects two DTE devices by using a DCE device.
What’s the difference between Frame Relay and X.25?
The Frame relay is a packet mode transmission service devised to handle the upgraded type of WAN. X.25 was the earlier technology used in place of frame relay, but there are some demerits of using it such as low data rate, an unnecessary increase in the rate of the flow and error control.
What are flow control mechanisms for Frame Relay?
Frame Relay, therefore, does not include explicit flow control procedures that duplicate those in higher layers. Instead, very simple congestion notification mechanisms are provided to allow a network to inform a user device that the network resources are close to a congested state.