Huawei H35-210_V2.5 Practice Test - Questions Answers, Page 4

Which technology is used by vectoring to cancel inter-VDSL2 line crosstalk in downstream?

Vectoring is classified only as system-level vectoring (SLV) and node-level vectoring (NLV) based on system architectures.

If a broadband user account passes the authentication but all web pages cannot be accessed, the possible causes can be:

If the value of the PROTOCOL field in the PPP protocol is 8021, which of the following protocols is used?

During DHCP packet forwarding, a DHCP relay agent modifies the corresponding fields in a DHCP packet to complete packet type conversion. Which of the following statements is correct?

DHCP implements centralized management of IP addresses. The DHCP server, DHCP client, and DHCP relay exchange packets to distribute key parameters, including the IP address, subnet mask, gateway, and DNS. In addition, DHCP provides a conflict detection mechanism to prevent communication failures caused by IP address conflicts.

The customer needs to access the following information points: AP, PC, POTS, and CATV. Which of the following statements about data transmission of these information points by ONUs is correct?

In a 2.4 GHz frequency band, three sub-channels that do not interfere with each other can be used simultaneously.

A school uses the POL networking and has only one campus. During VLAN design, VLANs are divided by service type and services are identified by a single VLAN tag. In this case, which VLAN attribute should be used?