Troubleshooting guide

Table Of Contents
307
Typical Network Configurations
CXi/CXi II/MXe/MXe Server Configuration
Firewall/Port Forwarding
The Port Forward Table form allows external traffic to reach resources on
the internal network and can contain up to 40 entries.
PPTP Remote Access
The PPTP form is used to program the internet gateway as a PPTP (Point
to Point Tunneling Protocol) server for a remote client on the internet.
WAN Settings (Internet Gateway)
The WAN Settings form is used to enable the WAN interface and provide
internet connectivity settings.
Enable WAN Access
Select a WAN IP method: Static IP Address, DHCP Client, or PPPoE.
Table 64: Port Forward Table (CXi/CXi II/MXe/MXe Server only)
Parameter Function/Values
Protocol The WAN interface protocol; UDP or TCP.
Src Start Port The source port at the start of the range.
Src End Port The source port at the end of the range.
Dst IP Address IP Address of the destination device.
Dst Start Port Destination port at the start of the range.
Dst End Port Destination port at the end of the range.
Table 65: PPTP (CXi/CXi II/MXe/MXe Server only)
Parameter Function/Values
User Name The username that the server uses to authenticate the
remote client.
Password Password that the server uses to authenticate the remote
client.
Client IP Address Address that the remote PPTP client uses on the LAN.
PPTP Access Set to “Enable” to enable PPTP remote access.
Tip: Refer to the Network Configuration chapters in the 3300 ICP
Engineering Guidelines.