H35-211_V2.5 Exam Questions
516 real H35-211_V2.5 exam questions with expert-verified answers and explanations. Page 1 of 11.
- Question #1
Enable DHCP Option 82 in global and VLAN service template mode. Allow user-side DHCP messages to carry Option 82 information on ports and service virtual ports. When the access dev...
- Question #2
The GPON system can ensure the security of Internet service data forwarding. Which of the following statements regarding data security planning is incorrect?
- Question #3
For PITPP mode, the VBAS request message is encapsulated in the PADS message and sent to the OLT.
- Question #4
To improve link reliability, the OLT device configures two uplink ports 0/19/0 and 0/20/0 as a port aggregation group. Each member port in the aggregation group distributes packets...
- Question #5
Which of the following descriptions of how the Time Delay mode works is incorrect?
- Question #6
Which of the following descriptions of Ethernet link aggregation group types is incorrect?
- Question #7
eSight provides automatic discovery methods based on network segments, ARP, and routing. It also supports creating exclusion lists for network segments or IP addresses of devices t...
- Question #8
To replace an ONU in the eSight system, which of the following options can be used to reselect the ONU?
- Question #9
Which of the following options is incorrect in describing the NCE-FAN HSI template configuration?
- Question #10
GPON only supports downstream AES-128 encryption, while XG-PON supports bidirectional AES- 128 encryption.
- Question #11
The traditional POL ODN splicing solution uses centralized optical splitting, requires a large fiber baking workload, and has low construction efficiency.
- Question #12
Which of the following descriptions of the characteristics of large-scale and small-scale concentrated beam splitting is incorrect?
- Question #13
Regarding the principles of ONU/ONT networking construction, which of the following statements is incorrect?
- Question #14
Which of the following conditions will not trigger GPON? Type B single-homing protection switching?
- Question #15
After the DHCP simulation is started, it will automatically stop when the system default timeout period is reached, and the simulation results will be deleted at the same time.
- Question #16
In an OLT system, an ONT cannot be added successfully. Which of the following options is the reason for the impossibility?
- Question #17
Under the H.248 protocol, if the signaling IP and media IP are both 10.1.1.100/8 and the voice gateway is 10.1.1.1, which of the following commands is incorrect when configuring th...
- Question #18
In a typical access network, when a large number of IPTV users are connected through the OLT, in order to prevent a large number of IGMP Join and leave messages impact edge router...
- Question #19
What is the default OLT queue scheduling mode?
- Question #20
Type B protection provides redundant protection for both the OLTPON port and the trunk fiber. When the OLT, OLTPON port, or trunk fiber fails, manual switching to another fiber is...
- Question #21
A device periodically sends and receives LACP packets to prevent information loss. If no packets are received within () LACP packet exchange periods, the system considers the port...
- Question #22
In the Ethernet port protection group, the data sending and receiving functions of the working port are turned on, and there is business transmission on the link, while the protect...
- Question #23
Ethernet port protection group refers to configuring the uplink ports of a device into a protection group. Among them, the working port carries services, while the protection port...
- Question #24
ERPS is a standard protocol released by ITU-T to implement Ethernet ring network protection functions.
- Question #25
In Type B protection mode, when all ONUs connected to the PON port are offline, which of the following options is correct?
- Question #26
When configuring FTTH TPTV services using NCE-FAN, which template will be used?
- Question #27
The maximum concurrent upstream and downstream bandwidth required by the ONU is 200 Mbps upstream and 500 Mbps downstream. When using GPON access, what is the maximum splitting rat...
- Question #28
A campus project uses XGS PON technology N1 standard (link attenuation range of 14-29d8). ONUs are used for AP backhaul. Each ONU has a concurrent upstream and downstream bandwidth...
- Question #29
HSI services use VLAN tags to precisely bind users. If an OLT has 5,000 FTTH users, which VLAN switching solution is recommended?
- Question #30
When the coverage radius of OLT is (), the comprehensive cost is optimal.
- Question #31
When setting up FTTX service networks and planning data, user security must be considered. Which of the following measures can prevent inter-user attacks?
- Question #32
If multiple users on the same PON port of the OLT experience Internet disconnection, the possible cause of this failure is ().
- Question #33
In an IPTV service scenario, a black screen appears during a program. Detection shows that the program stream has reached the ONU user port. What is the cause of this phenomenon?
- Question #34
The ONT terminal under a certain PON port cannot be automatically discovered. Which of the following options is the impossible reason?
- Question #35
Which of the following options describes the PITP mode correctly?
- Question #36
When the OLT service board processes upstream QoS, which specific process is involved?
- Question #37
Which of the following descriptions of network security vulnerabilities is correct?
- Question #38
In NCE-FAN network management, emergency alarms have the highest priority.
- Question #39
When configuring VolP services, which type of DBA is recommended?
- Question #40
Which of the following descriptions of the PC roaming process between different APs is incorrect?
- Question #41
VLAN planning needs to be based on actual campus business needs. Simplicity, ease of use, and understanding are the basic principles of VLAN planning.
- Question #42
For large-scale POL parks, the ODN network planning scheme recommends a four-point three- line structure.
- Question #43
The ONU optical module has certain requirements for the type of optical fiber connector. Before designing and selecting, you need to carefully read the ONU specifications and selec...
- Question #45
In QoS configuration, the bandwidth in a transmission channel depends on the maximum bandwidth of all links in the channel.
- Question #46
Under the H.248 protocol, after the local digitmap is configured using the local-digitmap add command, the MG device will prioritize matching the local digitmap when receiving a nu...
- Question #47
In QoS configuration, the bandwidth in a transmission channel depends on the maximum bandwidth of all links in the same channel.
- Question #48
Which of the following options is correct about end-to-end QoS?
- Question #50
The customer requires protection for the ONU trunk optical path, but not for the branch optical paths. Which PON line protection method should be adopted?
- Question #51
Regarding the MSTP protocol, which of the following descriptions is incorrect?
- Question #52
Which of the following protections can provide protection based on the OLT equipment level?