H12-311_V3.0 Exam Dumps - Huawei HCIA-WLAN Questions and Answers

reload

reboot

[Quidway]reload

[Quidway] reboot

When both the AP and AC receive an Echo Response message, this indicates that a control tunnel has been established.

When both the AP and AC receive a Keepalive message, this indicates that a control tunnel has been established.

When the AP receives an Echo Response message, this indicates that a data tunnel has been established.

When the AP receives a Keepalive message, this indicates that a data tunnel has been established.

802.11a

802.11b

802.11g

802.11n

AP right AC Automatic discovery and AP&AC State machine operation and maintenance

AC right AP Perform management and business configuration delivery

STA Data encapsulation CAPWAP Tunnel forwarding

Defined Mac Layer and physical layer transmission rate

manage VLAN

Serve VLAN

user VLAN

Certification VLAN

Frame Control

Duration

address Bit

Sequence control bit

WEP encryption uses a stream encryption algorithm

WEP encryption adds IV to destroy the regularity of the key

The length of IV in WEP encryption is 48 bits

WEP encryption allows the device to store four keys at the same time

RC4

AES

CCMP

Asymmetric encryption

IBSS

BSS

ESS

NSS

SIFS

IFS

DIFS

PIFS