After a user adjusts service bandwidth, the NCE Controller delivers the new bandwidth to devices and adjusts the CIR and PIR of the service PW. During the adjustment, services are not interrupted.

Which of the following types of optical fibers has the zero-dispersion feature at 1310 nm?

The 1510nm optical monitoring channel can be effectively amplified after passing through EDFA.

The SP3D board supports 63 E1 services

In the case of SNCP, the board selectively receives the service. Therefore, SNCP can protect services on the line.

WDM transmits optical signals multiplexed at multiple rates (wavelengths) through a single optical fiber, and the digital signals carried by these optical signals must have the same rate and data format

OSN1500/2500/3500/7500 supports DC and AC power inputs.

What are the basic features of the U2000? Multiple Choices

The rate of SF64 and SL64 boards is STM54. Therefore, the two plates can be interconnected.

When the bridge uses IVL learning mode, an entry in the MAC address table is created based on the source MAC address and source port of the teach frame. This entry applies to all VLANs