H31-311_V2.5 Huawei HCIA-Transmission V2.5 Free Practice Exam Questions (2025 Updated)
Prepare effectively for your Huawei H31-311_V2.5 HCIA-Transmission V2.5 certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.
On OSN Series transmission devices, ethernet ports cannot access tagged and untagged frames at the same time
When configuring the SXCS single board for the OSN3500, which of the following is the access package of the fully configured substand?
The receiver performs a BIP-8 check on unscrambled STM-16 frames. If the BIP8 check result XOR·∶, the value of the B1 byte contained in the next STM16 ring is 10001100, which indicates STM-16 There is a () bit False block in the axis.
PRBS can be used to test that the SDH service is healthy and that the protection reversal function is working.
Which of the following clock operating modes supports the ITU-T G.781 standard? (Multiple choice).
Which of the following is the functional unit that provides serial data for the interface and system associated with the orderwire phone?
Automatic Laser Shutdown (ALS): When no optical signal is received, the ALS function automatically turns off the corresponding optical module. This feature protects field maintenance personnel.
The TAG attribute cannot be set for the internal port VCTRUNK of the single board on the NMS.
Which of the following device domains can be managed by U2000? (Multiple choice).
Which of the following is photolayer tracking? (Multiple Choices)
Which of the following different types of ESC are divided according to the principles of implementation? (Multiple choice)
The AAC address consists of 46 bits and is globally unique
Which of the following - is the meaning of the eighth-digit MAC address with 1?
QinQ technology can be used when multiple users need to share the same VCTRUNK and use the same VLAN ID.
When using a script to back up and restore network configuration data for the U2000, you can change the directory where the export file is saved.
Optical monitoring channel is used for monitoring of WDM optical transmission systems. In the UU-T recommendation, it is preferable to use a 1510 nm wavelength of the a ") rate.
When the SNCP ring consisting of four Optis OSN 2500 devices has a rate of 25 Gbt/s, the network's service answer stars can carry up to ()2Mt/s Signal.
When the ACT indicator of the SDH board is off, it means that the board has a hardware failure and cannot be used.
Which of the following statements about the clock source are incorrect?
When setting up LCAS mode, follow these principles:
1. If both ends of the device are Huawei devices, please set it to "Standard Mode".
2. If a Huawei device is interconnected with a third-party device, set the interconnect device to the same mode according to the mode supported by the third-party device.
Which of the following bridges are used to forward data based on the MAC address and VLAN ID carried in the data?
