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When configuring electrical layer crossing, what are the rules for time slot configuration?
The router works on the third layer (network layer) of the TCP/IP protocol stack. Which of the following is the main job it completes?
According to the IEEE 802JQ standard, where is the VLAN ID field on the Ethernet?
The international professional organization responsible for allocating P addresses has divided several network segments as private network segments, which can be freely allocated and used by people on the private network. What are the
following network segments belonging to private addresses?
In the PTN equipment, what is the default TAG mark of the Ethernet port?
Which of the following identification fields in the data packet header of each protocol layer cannot identify the upper layer data type carried by this layer
In the PTN network, how many CES services can a PW carry at most?
Create an ETH private line service in the PTN network, and connect an Ethernet tester to the UNI port for RFC2544 testing. The instrument shows that the current port has only sending traffic
and no receiving traffic. What are the possible reasons?
Which of the following descriptions about the use of detection packets in the PTN LTE scheme BFD is correct?
In the chain networking of Huawei NG-SDH equipment, if the SCC board of a single station is faulty, the site and the downstream site cannot log in.
Which of the following statements about 802.1Q is wrong?
When creating a PTN tunnel, you can set the priority of the tunnel. There are 0, 1, and 7. The larger the value, the higher the priority.
After the LAN is divided into VLANs, if computers in different VLANs want to communicate, IP routing needs to be established. Which of the following solutions can be used?
In the OSN6800 subrack, when the OTU is inserted in the 17th slot, electrical layer scheduling can be realized
During the normal operation of the network, the service channel protected by ODUK SNCP generates a condition for triggering protection switching, and the service has been automatically switched to the protection channel. When the fault
of the working channel is eliminated, the service cannot be automatically restored to the working channel.
Which of the following layers of overhead belong to the electrical layer overhead of OTN
In the PTN core routing table, what is the routing distance value, which means it is directly connected to the current network element?
OptiX OSN 6800 supports centralized crossover and distributed crossover. When two kinds of crossovers exist, the system prefers to use centralized crossover
The U2000 license file is stored in the following directory /u2000/server path. If the license file is invalid, the U2000 will not work normally.
Which of the following detection methods can locate the fault point of LSP?
When configuring GE services, the types of services in one direction can be different for the transmission and reception of a service.
Which of the following Ethernet port alarms is not a physical layer alarm, that is, LSR_NO_HTED has no correlation with it, and there is no suppression relationship?
Which of the following descriptions about EDFA is wrong?
Plan the base station IP address network segment 10.1.1.0/26 Which of the following addresses can be used by the base station?
Which of the following statements about 100G coherent PDM-QPSK modulation is incorrect?
Which of the following descriptions about electrical layer service configuration is wrong?
If both OA and OSC report optical loss alarms in WDM network, what is the most likely cause?
Which technology can provide synchronization support in TD-SCDMA network?
Which of the following combinations of dynamic optical add/drop multiplexing boards does not hold?
The purpose of setting the upper and lower threshold alarms for performance monitoring through professional network management does not include which of the following?
Which of the following descriptions about the PTN network deployment ring network intersecting ring are correct?
Which of the following statements about MST functional modules are true?
Which statement about MPLS OAM is wrong?
Qinia technology can be used when multiple users need to share the same VCTRUNK and use the same VLANID.
What types of reports are generated by the Inspector inspection tool?
When the bridge is using ML learning mode, create an entry in the MAC.Address gateway depending on the source MAC map and server port. This entry applies to all VANs
Which of the following light source technologies does the 100GOTU board use?
In the MPLS-TPOAM architecture of PTN equipment, what are the functions of network performance maintenance?
In Optix PTN, what kind of MPLS Tunnel APS protection is supported?
Which of the following is the main structure of the N-way wavelength multiplexing WDM system?
In the LTE service, X2 traffic forwarding between base stations needs to be enabled. Which of the following statements about the forwarding path in the x2 traffic flow is correct?
Which of the following reasons may cause bit errors in the business?
Which of the following is wrong about the comparison between Raman amplifiers and EDFAs?
Which of the following is the service board type Y of MSTP equipment
Which of the following is the frame indicated by the VC-4 J1 byte by the AU pointer of the current frame?
In the PTNLTE solution, which source interface is used when deploying multi-hop daily BFD at the core L3 nodes in the prefecture and city?
When deploying ring network protection in the PTN7900 network, which items are wrong?
When creating an electrical layer path, what options (Client, ODUK, ODUflex) may cause the route calculation to fail