ZyXEL Communications Prestige 28641 - Manual (Page 86)

72 TCP/IP Configuration
to partition your class C network 204.247.203.0 with subnet mask
255.255.255.0 into 16 subnets (4 bits), the new subnet mask becomes
255.255.255.240.
Number of Bits Dot Decimal
1 128
2 192
3 224
4 240
5 248
6 252
7 254
8 255
LAN-to-LAN Application
A typical LAN-to-LAN application is to use the Prestige to call from a
branch office to the headquarters, as depicted in the following diagram.
Figure 7-1 LAN-to-LAN Application
For the branch office, you need to configure a Remote Node in order to
dial out to the headquarters. Additionally, you may also need to