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SUBNET MASK
Register Address
0x13
Register Size
4 Bytes
Description:
Network IP subnet mask used for TCP/IP and UDP/IP.
Notes:
The module will change for a new subnet mask only when all of its
communications ports are closed.
Do not forget to use a SAVEUSERPARAMETERS command.
If you do not want to use subnets, use the following subnet mask when IP
address byte 0 is:
>0 and <=127
>127 and <=191 :
>191 and <=223 :
Default value:
255.255.0.0
Example:
For the IP=10.2.6.45 and subnet mask = 255.255.0.0:
IP address class = A
Register Name
SUBNETMASK
Register structure
4 x Unsigned Bytes
:
255.0.0.0
255.255.0.0
255.255.255.0 (Class C addresses)
netID = 10, subNetID = 2 and hostID = 6.45
Function
IP subnet mask
(Class A addresses)
(Class B addresses)
FMod-TCP User Manual v.2.8
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Read/Write Control
Read/Write
Unit
none
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