What are the possible reasons for the failure of route calculation by the optical layer path (OCh level)?
Using Huawei PTN7900 to carry the L3VPN service, there is no need to plan VPN peers between the two devices
IP As the core protocol of the network layer in the TCP/IP protocol stack, the fixed part of the packet header has 20 bytes and carries a variety of identification fields to define the transmission of the data packet.
Which of the following statements about the identification field is incorrect?
Which of the following descriptions about the Optix OSN 9800 subrack are correct?
Where in the L2/L3 node is the VLAN in the Layer 2 header stripped in the packet sent by the base station in the LTE solution?
Which of the following items are the main functions of the U2000 network management?
The frame rate of STM-1, STM-4, STM-16, STM-64 signals are all the same 8000 frames/sec.
In the PTNLTE non-load sharing scheme, the main L3 configuration is used to configure the route tracking multi-hop BFD scheme to prevent loops. Which of the following configurations needs to be performed?
When configuring SxCS board for OSN3500. Which of the following is the access capacity of a fully configured subrack?
When it is found that the local end reports the ETH_LOS alarm, the fault can be located by the switch-back method. If the alarm disappears after the ODF loops back to the local end, which of the following may be
the cause?
When configuring LMSP, there are two switching modes: single turbulent cutting and inserting and double full switching. Single-ended switching does not require self-use protection
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
MPLS is located between the data city road layer and the network layer in the TCP/IP protocol stack, and is used to provide services to the IP layer, and at the same time, it gets the business from the mallet road layer.
NE1 and NE2 are the intersection nodes of the SNCP ring and the SNCP ring, so how many SNCP protection groups and how many unidirectional cross-connects need to be configured on NE1.
Which of the following is correct?
Which of the following is not included in the function of the Inspector inspection tool?
The 802.1Q tag header contains a two-byte TPID. Which of the following is its standard value?
OptiX OSN8800 provides 8 kinds of DCM optical modules, corresponding to compensation distances of 10km, 20km, 40km, 60km, 80km, 100km, 120km and 140km
respectively
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?
Which of the following ways does the Inspector inspection tool support adding NEs?
Which of the following response modes is usually used when diagnosing unidirectional tunnel connectivity in a PTN network?
On the PTN equipment, when the tunnel bears data and forwards, which one is wrong in the description of the actions of each node on the LSP?
Which one is correct about the description of MC-LAG on L2/13 nodes in LTE network?
When using OptiX Datacollector to collect data, it can be collected by network element, which means to collect the fault data of all boards below the network element, or it can be collected by single board to collect
the fault data of a single board under the network element.
When the device reports the PW_APS_DEGRADED alarm, what is the problem with the LTE service carried by the station?
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.
For ODUK SNCP protection, which of the following types does not apply to the pass-through site being an electrical relay site?
Regarding the IS-IS backbone area, which of the following statements are correct?
In the PTN LTE solution, what operations will the L2/L3 node perform on the service data sent from the base station to the EPC?
The path method to create Och does not need to search the path on the network management, it can be found in the network management service management, and the single-site method must first start the search
In the OSN6800 subrack, when the OTU is inserted in the 17th slot, electrical layer scheduling can be realized
When enabling NE performance monitoring events on the U2000 network management system, which of the following options are correct?
To determine whether the optical fiber lines and connectors on the wavelength division side are normal, which of the following loopback methods is most suitable?
The PWE3 technology in the PTN network often uses VLAN. Where is the VLAN in the Ethernet packet?
The 1588V2 clock protocol can realize clock and time synchronization, and the working modes are OC, BC, TC.
According to the formula of ODUk rate2391C 239K) STMHM to car: ODUI to car 239/235- STMN frame rate.
Four network elements form an STM-4 two-fiber bidirectional multiplexing section protection ring. Which of the following is the maximum service capacity on the ring network?
TESTED 05 May 2024
