1. Access Controller access domain controller: Provides the automation capability of access equipment.

2. eSight supports the unified management of Huawei servers, storage, virtualization, switches, routers, VLANs, firewalls, PON, eLTE, unified communications, telepresence, video surveillance and other equipment, as well as application systems and equipment room facilities, and pre-integrated with HP, Management capabilities of third-party mainstream devices such as Cisco and H3C.

3. Which bit in the Flags field of an IP packet indicates whether the packet can be fragmented?

4. What is the pigtail type of the PON optical port?

5. If the GPON optical module type is Class C+, how much value of its receiving sensitivity?

6. In the GPON network, the long-lasting ONT will cause which of the following results?

7. If the ONT is added on the GPON port by confirmation, what functions need to be enabled on the OLT?

8. If the PON system is regarded as a black box, the external interfaces presented by the OLT and ONU are mainly Ethernet interfaces, and the GEM encapsulation and decapsulation take place inside the PON system.

9. Which of the following commands can be used to confirm the auto-discovered board?

10. In-band network management and out-band network management can use the same network segment.

11. Which of the following statements about DHCP is wrong?

12. The total downstream bandwidth of the 10G EPON PON port is the sum of the EPON downstream bandwidth and the 10G EPON downstream bandwidth.

13. A VLAN service template is a set of service-related parameters in VLAN attributes. After a VLAN is bound to a service template, the VLAN has the attributes defined in the template, which is an efficient way to configure VLAN.

14. In the 10G GPON system, the XGEM frame is used to encapsulate data. How many bits of PORT ID are defined in the XGEM header?

15. In the 10G GPON protocol stack, the smallest encapsulation unit is?

16. The xPON system adopts WDM technology to realize single-fiber bidirectional transmission.

17. Which message does GPON transmit by establishing a dedicated ATM PVC or GEM Port between OLT and ONT? Used to provide standard discovery ONU capabilities, and to manage and control them.

18. In order to improve the bandwidth utilization rate, the upstream direction of the GPON system allows multiple ONU to send data at one time.

19. The DBA can complete the dynamic allocation of upstream bandwidth in microsecond or millisecond time intervals.

20. Which of the following statements about the configuration of static routes is correct？

21. For multiple static routes reaching the same destination, you can configure different priorities for them, so as to more flexibly apply route management policies to achieve route backup. This static routing scheme is called？

22. In Ethernet, ARP packets are divided into ARP Request and ARP Response. In the initial stage of communication, how is ARP Request transmitted in the network?

23. The 48-bit value of the MAC address of the computer network card is uniformly assigned by the IETF to each manufacturer, and is unique in the world.

24. What protocol does the FTP protocol run on?

25. Which of the following statements is true?