The number of users under the OLT can also determine whether the VLAN adopts single-layer or double-layer VLAN. When the number of users is small, a single-layer VLAN can be used. When the need to distinguish services and the number of users is less than (), a double-layer VLAN must be used.

The number of users under the OLT can also determine whether the VLAN adopts single-layer or double-layer VLAN. When the number of users is small, a single-layer VLAN can be used. When the need to distinguish services and the number of users is less than (), a double-layer VLAN must be used.
A . 2K
B. 4K
C.SK
D. 1K

View Answer

Answer: B