1.校园网(CAN)：
校园局域网(CAN)是在有限的地理区域(如学校校园，大学校园，军事基地或组织校园和公司建筑物等)中的一组互连局域网(LAN)。校园域网络大于局域网但比城域网(MAN)和广域网(WAN)小。
2.广域网(WAN)：
WAN覆盖的区域比LAN和MAN等区域要大，例如：国家/大陆等。WAN昂贵，应该由一个组织拥有或不应该由一个组织拥有。 PSTN或卫星介质用于广域网。
CAN和WAN之间的区别：
| S.No. | CAN | WAN |
|---|---|---|
| 1. | CAN stands for Campus Area Network. | WAN stands for Wide Area Network. |
| 2. | Connects two or more LANs within a campus. | Connects geographically separated LANs. |
| 3. | It covers a privately-owned campus with an area of 5 to 10 KM. | Spans large geographical area more than 100 KM. |
| 4. | The data transmission rate is variable. | The data transmission rate is from 64Kbps to 150 Mbps. |
| 5. | It is Expensive then LAN. | It is Most Expensive. |
| 6. | It doesn’t use the ITU standard. | It Uses the ITU standard. |
| 7. | The networking devices such as a hub, switch, Bridge, and gateway are used. | The networking devices such as a hub, switch, Bridge, and gateway are used. |
| 8. | It contains Less congestion compare WAN. | It contains Most congestion network compared to CAN. |