Table 2-1. Seven Basic Network Rules (Continued)
Rule | Definition | Recommendations/Notes |
|
|
|
6 | The fiber link distances | In general, on 62.5 micron cable, |
| must not exceed the | you can go up to 4000 meters |
| limits imposed by the | |
| optical power budget. | ONline Fiber Modules. If you have |
|
| poor quality cable or cross many |
|
| patch panels, you may have to |
|
| sacrifice some distance. |
|
|
|
|
| Some older Ethernet fiber optic |
|
| products are less powerful than |
|
| ONcore Fiber Module optics. So |
|
| when connecting to these |
|
| products, remember that the least |
|
| powerful device determines the |
|
| maximum |
|
|
|
7 | When in doubt, use a | If you are not certain if you have |
| bridge. | exceeded allowable network |
|
| distances, use a bridge to extend |
|
| the network. |
|
|
|
Designing and Expanding the Network 2 - 5
