
•Streaming MP3 audio requires less than 1 Mbps per stream and does not strain most modern networks. Like video, however, streaming audio is also sensitive to latency and packet loss, so a congested network or a noisy link can cause problems.
•Backing up computers over the network has become popular due to the availability of inexpensive mass storage. Table 
Table 3-1.  Theoretical Transfer Time for 1 Gigabyte
| Network Connection | Theoretical Raw Transfer Time | 
| 
 | 
 | 
| Gigabit wired Ethernet | 8 seconds | 
| 
 | 
 | 
| RangeMax Dual Band  | 26 seconds | 
| 
 | 
 | 
| Powerline HD | 40 seconds | 
| 
 | 
 | 
| 100 Mbps wired Ethernet | 80 seconds | 
| 
 | 
 | 
| 802.11g wireless | 150 seconds | 
| 
 | 
 | 
| 802.11b wireless | 700 seconds | 
| 
 | 
 | 
| 10 Mbps wired Ethernet | 800 seconds | 
| 
 | 
 | 
| Cable modem (3 Mbps) | 2700 seconds | 
| 
 | 
 | 
| Analog modem (56 kbps) | 144,000 seconds (40 hours) | 
| 
 | 
 |