Router Mode Point-To-Point System Configuration; Pc Configuration; Figure 24. Router Mode Point-To-Point System Configuration - Comtech EF Data CDM-570L Installation And Operation Manual

CDM-570L Satellite Modem with IP Module
Do not enable IF Loopback (or link the TX to RX by a BNC cable or satellite link) on a
CDM-IP modem operating in easyConnect when connected to a LAN. In this
configuration, easyConnect will resend all layer 2 broadcast packets and cause a
IMPORTANT
"broadcast storm" on the LAN.

Router Mode Point-to-Point System Configuration

The steps in this guide will lead to the following configuration:
Ethernet Interface (fei0)
IP Address: 172.16.10.1
Mask: 255.255.255.0
IP Destination
172.17.10.0/24
RX HDLC Address – 0x01
Satellite IP Modem (CDM-IP 1)
IP Address: 172.16.10.11
Mask: 255.255.255.0
GW: 172.16.10.1
10/100 BaseT
Ethernet Hub

Figure 24. Router Mode Point-to-Point System Configuration

PC Configuration

Step
1 Set the IP address on PC 1 to 172.16.10.11, mask to 255.255.255.0. Set PC Gateway to
172.16.10.1
Set the IP address on PC 2 to 172.17.10.11, mask to 255.255.255.0. Set PC Gateway to
2
172.17.10.1
Reboot the PCs (if required).
Route Table
Next Hop Type
0x02 To Sat
PC 1
IP Destination
172.16.10.0/24
Satellite IP Modem (CDM-IP 2)
RF or IF
Description
294
MN/CDM570L.IOM
Ethernet Interface (fei0)
IP Address: 172.17.10.1
Mask: 255.255.255.0
Route Table
Next Hop Type
0x01 To Sat
RX HDLC Address – 0x02
IP Address: 172.17.10.11
Mask: 255.255.255.0
GW: 172.17.10.1
10/100 BaseT
PC 2
Ethernet Hub
Revision 1