Is the following description correct? The VDSL2 standard specifies a frequency band division of up to 30MHz, which can realize 100Mbit/s high-speed data transmission in a symmetrical uplink and downlink within a short distance.
Regarding the UA5000 IPMB single board, which one of the following descriptions is wrong?
In the 802.1Q tag header, how many digits is the VLAN ID field, and how many VLANs can be specified in total?
Is the following description correct? It is impossible for a route in the routing table to have a mask of0.0.0.0Routing items.
In SNMP V1, which of the following messages is a communication message between NMS and Agent?
Is the following description correct? The Triple play in MA5600T supports single-PVC triple play and multiple-PVC triple play for xDSL access.
Is the following description correct? ONT loading on MA5600T/MA5680T GPBC/GPBD is parallel on-board, and supports parallel loading of 256 ONTs at the same time.
Which of the following parameters are required to set up a network management workstation?
In order to ensure the traceability of users and the refined QoS control management based on users and services, Internet services are planned using PUPSPV (per user, service, and VLAN), and the attributes of SVLAN on the OLT are recommended to be configured. For what kind?
Is the following description correct? Ethernet technology is a widely used technology, divided according to different transmission rates, there are10M,100M,1000MThree categories, of which10Mversus100MThe common transmission medium of Ethernet is twisted pair, but1000MDue to the high speed of Ethernet, optical fiber must be used as the transmission medium.
When performing FTTx networking and data planning, user security needs to be considered. Which of the following measures can prevent attacks between users?
Is the following description correct? The goal of ATM, that is, the biggest feature of ATM, is to achieve the best network resource utilization for any form of business distribution. To achieve this goal, statistical multiplexing of network resources is necessary.
Which of the following does not belong to the VLAN type supported by MA5600T/MA5680T?
Is the following description correct? Administrators can maintain and manage UA5000 devices through out-of-band network management or in-band network management.
The value of the PROTOCOL field of the PPP protocol is 8021, what is the protocol represented?
Which of the following statements about the management functions of the network management data center (DC) are correct?
MA5680T supports QinQ and VLAN stacking attributes. Which of the following VLANs supports QinQ attributes?
Is the following description correct? ONT loading on MA5600T/MA5680T GPBC/GPBD is parallel on-board, and it supports parallel loading of 64 ONTs at the same time.
The uplink interface of the UA5000 broadband main control board IPM supports port aggregation. Which of the following statements about aggregation are correct?
Which of the following are the most common services that belong to triple play access?
Which of the following boards does not belong to the narrowband service board of the UA5000?
When maintaining the MA5600T system, what can be viewed through the display version command?
MA5600 system comes with 4 default ADSL line templates, which of the following templates are provided when the system leaves the factory?
Is the following description correct? The devices in the ODN network need power supply to work.
Is the following description correct? MA5600T/MA5680T supports VLAN tag conversion. When SVLANs with different attributes create service flows through service-port, if tag-transform is set to default, there is no difference in tag conversion rules.
The monitoring of environmental quantities refers to the monitoring of some environmental factors that may cause equipment damage, malfunctions, etc. Which of the following is not the subject of environmental monitoring?
Is the following description correct? 1483B encapsulates MAC data frames on AAL5, and 1483R encapsulates IP data frames on AAL5.