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To create a BIMAP you will need to know the MAC address of the CPE. To obtain this you can Telnet to IRIS and issue the "pcpe" command find the cable modem that the end user has, attached you will see his CPE Mac address.
Assigning a reserved IP address to the CPE.
Edit the /etc/dhcpd.conf file and add a "host" entry for the MAC address of the CPE with a Reserved IP address in the "#CPE Network" subnet
host user1 {
hardware ethernet 00:12:17:4C:9b:21;
}
Save the file and restart the DHCP server using the following commands
#slay
#dhcpd en1 <ENTER>
Assigning additional IP addresses to the uplink Interface
From system prompt edit the "netstart.user" file and add the following line
/usr/ucb/ifconfig en2 alias
Make sure you put the
This command will configure IRIS "en2" or uplink interface with an additional IP address that will be used to create a BIMAP. Save the file and exit to system prompt.
Creating a BIMAP between the public IP address and the private IP address
From system prompt edit the startnat file and at the end of the line before the "EOF" command
bimap en2
Replace
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