Comtech EF Data CDM-IP 300L - Manual (Page 341)

CDM-IP 300L IP-Centric Satellite Modem Rev. 1
CD/CDMIP300L.IOM
315
At this point the basic configuration is over and you should be able to:
Ping PC 1 from PC 2 and vice versa
Ping CDM-IP 2 from PC 1 and vice versa
Pass any other data between the 2 PCs
1 From PC1
Ping 172.16.10.1 (CDM-IP 1)
Ping 172.17.10.2 (CDM-IP 2)
Ping 172.17.10.11 (PC 2)
2 From PC2
Ping 172.17.10.1 (CDM-IP 2)
Ping 172.16.10.1 (CDM-IP 1)
Ping 172.16.10.11 (PC 1)