This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: the passive router is ﬁxed. Thus, the active switch is the only device which can support the required connections. 3. The passive star, passive router, and the active switch can all support these connections. Problem 4 Four. Since a passive star does not oer wavelength reuse, a separate wavelength is required for each connection. Problem 5 1. Δ 2 is a Latin Square since each wavelength appears only once in each row and in each column. 2. For the ﬁrst row, there are: 3 1 ! × 2 1 ! possible combinations. For the second row, there are 2 combinations. The total number of combinations is then 3 × 2 × 2 = 12. 2...
View Full Document
This note was uploaded on 09/01/2010 for the course ECE 6543 taught by Professor Boussert during the Spring '09 term at Georgia Tech.
- Spring '09