GE 800 Examples
1.1/1209 57
Examples
IP-Addresses
The subnet mask specifies which portion of an IP-address represents the network ID (for identification
of the subnet) and which portion represents the host ID (for identification of single network com-
ponents).
IP
11111111
255
11111111
255
11111111
255
00000000
0
255.255.255.0
Gx-IP
Router
Gx-IP
Gx-IP
Router
ET 901/ET 908
ET 901/ET 908
ET 901/ET 908
11000000
192
10101000
168
00000000
0
00000001
1
11111110
192.168.0.1 (2)*
11000000
192
10101000
168
00000000
0
254192.168.0.254 (253) *
11000000
192
10101000
168
00010111
23
00000001
1
11111110
192.168.23.1 (2)*
11000000
192
10101000
168
00010111
23
254192.168.23.254 (253) *
Switch Switch
binary:
Network ID
decimal:
Subnet mask:
Subnet 2
IP address:
192.168.0.10
IP address:
192.168.0.11
IP address:
192.168.0.12
IP address:
192.168.23.10
IP address:
e.g. 192.168.23.1
IP address:
e.g. 192.168.0.1
IP address:
192.168.23.11
IP address:
192.168.23.12
Subnet 1
binary:
decimal:
IP addresses for Gx-IP
in subnet 1:
binary:
decimal:
IP
2:
addresses for ET 901/ET 908
in subnet
binary:
decimal:
binary:
decimal:
Host ID
IP address:
e.g. 192.168.0.254
IP address:
e.g. 192.168.23.254
Reserved addresses in the host ID (cannot be used for IP-Terminals):
0 .......Network address
255 ...Broadcast address
* Usually already taken :addresses in the host ID
1 .......usually assigned to the Router
usually assigned to the254 ... Switch