47 / 71
SUBNET MASK
Register Address Register
Name Function Read/Write
Control
0x13
SUBNETMASK
IP subnet mask
R/W
Register Size Register
structure Unit
4 Bytes
4 x Unsigned Bytes
none
Description:
Network IP subnet mask used for TCP/IP and UDP/IP.
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
.
Example:
For the IP=10.2.6.45 and subnet mask = 255.255.0.0:
IP address class = A
Æ
netID = 10, subNetID = 2 and hostID = 6.45
Note:
If you do not want to use subnets, use the following subnet mask when IP address is:
IP address (range)
Subnet mask
1.x.x.x
… 127.x.x.x :
255.0.0.0
(Class A addresses)
128.x.x.x … 191.x.x.x :
255.255.0.0
(Class B addresses)
192.x.x.x … 223.x.x.x :
255.255.255.0 (Class C addresses)
FMod-IPAXESCTRL User Manual v.1.1