If the E1 interface board D75S is not plugged into the OSN 3500 hardware, which indicator light on the PQ1 will light up red?
Which of the following ways does the Inspector inspection tool support adding NEs?
TCP provides connectionless-oriented, best-effort transport services
CAR is deployed on PTN equipment. Which of the following descriptions is wrong?
When deploying LAG, which of the following can the traffic load sharing hash algorithm be based on?
Which of the following LSRs are passed by an LSP?
The R-LOS alarm has nothing to do with overhead bytes but only with the quality of the incoming signal
Regarding the operation of deleting the path from the network management, which of the following statements is wrong?
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 alarms will be reported by the peer end when it is detected that the error code exceeds the limit in the B2 byte?
NE1 and NE2 are the intersection nodes of the SNCP ring and the SNCP ring. How many SNCP protection groups and how many unidirectional cross-connects should be configured on NE1.
Which of the following is correct?
Optix Datacollector supports black box fault data collection for various products. Which of the following products are not supported?
OptiX OSN8800 provides 8 kinds of DCM optical modules, corresponding to compensation distances of 10km, 20km, 40km, 60km, 80km, 100km, 120km and 140km
respectively
IEEE 802.1Q defines the structure of VLAN tags, including TPID, PRI, CR, and VLAN ID. Which of the following is used to classify service
priorities?
The PWE3 technology in the PTN network often uses VLAN. Where is the VLAN in the Ethernet packet?
The working mode of the port determines the flow control mode of the port. Which of the following flow control modes can be used when the operating mode is 100 Mbit/s full duplex
Which of the following descriptions about the reasons for the continuous adjustment of network element pointers is correct?
Which of the following statements about the internal port attributes of an Ethernet board is incorrect?
Of the following protections, which items are protected by the double transmission and reception of the electrical layer?
During the negotiation between the two ends of the PTN LAG, the device with the smaller system priority number is the master device
Which of the following levels does MPLS-TP OAM detect?
What options are included in the role of the control word in PWE3?
What are the items of routing protocols based on link state algorithm?
Which of the following descriptions of the electrical layer multiplexing and mapping steps of ODU0 is wrong?
Which of the following descriptions about electrical layer service configuration is wrong?
In the NG-WDM system, which of the following boards supports optical line protection?
To create a unicast BFD session between two IP addresses in a PIN network, which of the following must be satisfied?
OSN6800 equipment, ND2, TQX report the BUS_ERROR alarm after configuring the power cross-connect, what are the possible reasons?
In the MPLS-TPOAM architecture of PTN equipment, what are the functions of network performance maintenance?
According to the deployment plan of the existing network, which protocol does not need to be deployed for the interconnection between PTN equipment and SGW?
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 services can be processed by MP1 processing board?
Which of the following optical loss alarms will not cause service interruption?
Which of the following descriptions about the possible reasons for PTN upgrade loading or activation failure are correct?
Which of the following ways does the Inspector inspection tool support adding network elements?
When the PTN device forwards, how many bits does the MAC address have?
According to the formula of ODUk rate2391C 239K) STMHM to car: ODUI to car 239/235- STMN frame rate.
In the SDH system, we can use the instrument to test the input jitter tolerance of the STM-N interface. Which of the following instruments can complete this function?
Which of the following is the electrical layer overhead of OTN?
If both OA and OSC report optical loss alarms in WDM network, what is the most likely cause?
When using the LCAS function, which of the following overhead bytes are used to transmit control information?
Which of the following boards can be inserted into the OSN 9800U64 subrack?
When the local ODUK signal is plugged into LCK, what processing will the downstream station not do?
What items are not included in the route advertisement of L3VPN
Which of the following is incorrect about the job description of a hub?
When the scheduling granularity of the N302 board is ODUflex, what are the supported protection types?
Which of the following combinations of dynamic optical add/drop multiplexing boards does not hold?
Which item is wrong about the description of PTN network MC-PWAPS protection features?