PINGREQ

PING Request


The PINGREQ message is an "are you alive" message that can either be sent or received by a connected client.
 

Fixed Header

See the Fixed Header section for more information,
 
bit
7
6
5
4
3
2
1
0
byte 1 
Message Type (12)
DUP flag
QoS level
RETAIN
 
1
1
0
0
 x
x
x 
x
byte 2 
Remaining Length (0)
 
0
0
0
0
0
0
0
0

The DUP, QoS and RETAIN flags are not used in the PINGREQ message.
 

Variable Header

NONE
 

Payload

NONE
 

Response

The response to a PINGREQ message is a PINGRESP message.

Discussion


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Last Modified: 1-Jul-99