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Hitron CGNM-3550 - How To Setup Port Forwarding

  1. Navigate to the Hitron CGNM-3550's user interface. (192.168.0.1)
  2. Enter your administrative username and password in the Username and Password fields, then click Login.
    • If you have not altered their username and password, use the default credentials of cusadmin for the username and password for the password.
  3. Click on the Basic tab.
  4. Click on the LAN Setup tab.
  5. Click on the DHCP Reservation button, under the header Private LAN Setting and next to LAN DHCP Status.
  6. Under the 'Clients from DHCP Tables, click the Add button next to the MAC address for the device you wish to setup port forwarding for.
  7. Click Save Changes.
  8. Click on the Port Forwarding tab.
    1. Click on Add Rule under the Port Forwarding Options header.
    2. Enter the settings for the Rule 1. (See below)
    3. Application Name = enter an appropriate option
    4. Protocol = TCP/UDP
    5. Public Port Range>Port Start =
    6. Public Port Range>Port End=
    7. Private Port Range>Port Start =
    8. Private Port Range>Port End=
    9. Local IP Address = enter the IP address you statically assigned to the device
    10. Remote IP Address = Any
    11. Rule Status = ON
    12. Click Apply.
  9. Click Save Changes.
  10. Powercycle the modem.