Question 1

(Single choice) Which of the following protocols is used to complete the verification of the TE link in the ASON network?

Options :

A : LMP

B : OSPF-TE

C : RSVP-TE

D : CSPF

Answer: A

Question 2

In the process of configuring E-LAN, "MAC address learning mode" can be set to SVL and IVL. SVL is Independent VLAN learning, IVL is shared VLAN learning.

Options :

A : TRUE

B : FALSE

Answer: B

Question 3

Common test indicators for Ethernet services are:

Options :

A : throughput

B : frame loss rate

C : delay

D : Back to back

Answer: A,B,C,D

Question 4

In the scenario of non-convergent OUT processing SDH standard signals, both A and B are WDM stations, and A station OTU The R_LOS alarm is detected on the client side of OUT, and after processing the alarm on the WDM side of OUT, in the downstream B The client side of the station detects and reports the REM_SF alarm, and station B transmits the signal to its downstream client equipment, and Report the R_LOS alarm to the client device.

Options :

A : TRUE

B : FALSE

Answer: B

Question 5

The following description about MPLS (Multi-Protocol Label Switching) is wrong.

Options :

A : MPLS adopts a dual-plane structure, which is divided into a control plane and a forwarding plane. The control plane is connection-oriented. The forwarding plane is connectionless

B : MPLS packet forwarding is based on labels.

C : In the field of packet transmission, the main application of MPLS technology is to construct a tunnel to carry PWE3 transmission Various types of services (such as: TDM, ATM, Ethernet) to achieve end-to-end services in packet networks transmission.

D : MPLS is not a business or application, but a standardized routing and switching technology platform that can support various High-level agreements and business.

Answer: A

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