Using Ip Alias - ZyXEL Communications P-660R-T1 Support Notes

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10. Using IP Alias

• What is IP Alias ?
In a typical environment, a LAN router is required to connect two local networks
P-660 can connect three local networks
function as 'IP Alias'. In this case, an internal router is not required. For example, the
network manager can divide the local network into three networks and connect them
to the Internet using P-660's single user account. See the figure below.
The P-660 supports three virtual LAN interfaces via i
interface. The first network can be configured in men
third networks that we call 'IP Alias 1' and 'IP Alias
3.2.1-IP Alias Setup.
There are three internal virtual LAN interfaces for the
fro m/to the three networks correctly. They are enif0 for the major network, enif0:0
for the IP alias 1 and enif0:1 for the IP alias 2. Therefore, three routes are created in
the P-660 as shown below when the three networks are configured. If the P-660's
DHCP is also enabled, the IP pool for the clients ca
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mmunications Corp.: ppp:CCP Closing
munications Corp.: ppp:BACP Closing
to the ISP or a remote node, we call this
ts single physical Ethernet
u 3.2 as usual. The second and
2' can be configured in menu
P-660 to route the packets
n be any of the three networks.
P-660 series Support Notes
. The
92