Which of the following is the benefit of VLAN aggregation?

Answer(s): A,B,D

Regarding the sliding window of TCP, what are the following descriptions that are enough to be wrong? ( Multiple choice question)

The sender declares the initial window size
The sender does not need to transmit messages of full window size
The TCP sliding window allows multiple packets to be sent before an acknowledgment is received
After the retransmission timer times out, the sender has not received an acknowledgment and will retransmit unacknowledged data
The receiver needs to acknowledge the sender's packet
Sliding window size can only be increased or remain unchanged

Answer(s): A,F

The following statements about the VRRP protocol are correct (multiple choice).

Both VRRPv2 and VRRPv3 support authentication
VRRPv3 does not support authentication, while VRRPV2 does
VRRPv2 only applies to IPv4 networks, and VRRPv3 only applies to IPv6 networks
The owner of the Master IP address has a VRP priority of 255, and all configurable priorities range from 0 to 254

Answer(s): B

The following statement about the VXLAN gateway is incorrect?( Single choice questions).

Layer 2 gateway: Used to solve the problem of tenant access to the VXLAN virtual network, and can also be used for subnet communication of the same VXLAN virtual network.
Layer 3 gateway: Used for cross-subnet communication of the VXLAN virtual network and access to external networks.
VXLAN Layer 3 gateways can be divided into centralized gateways and distributed gateways.
Layer 2 gateway and VPN instance binding.

Answer(s): D

Free H12-891_V1.0 Exam Braindumps (page: 52)