NAT
Connection
Table
NAT
Connection
Details
2000-A2-GB20-10
When NAT is enabled, you can display the current open connections. To
display the connection table, type C on the NAT Configuration menu.
The IAD displays the NAT connection table (sample):
TCP: 11.22.13.152:23 <-> 192.168.1.1:4428
out_port:50000, pkts; out 13, in 13 state:4 idle:13
If there are no open connections, the IAD advises you. Press any key to
return to the NAT Configuration menu.
Table 11–3.NAT Connection Table
Report Entry
TCP/UDP/ICMP, etc.
out_port
pkts
state
idle
When NAT is enabled, you can display details about a specific connection.
To display the connection details, type D on the NAT Configuration menu
and enter the public IP address.
The IAD prompts you for the outside port number of the connection:
Enter outside port number of connection:
Type the outside port number and press Enter.
The IAD displays the NAT connection details (sample):
Foreign IP: 11.33.13.52, Local IP: 192.168.1.1
Ports: outside: 50000, inside: 4428, foreign: 23
outgoing; pkts: 13, bytes: 544
incoming; pkts: 13, bytes: 1229
Type TCP, seconds since use 37
TCP Seq: 2140945885, Ack: 19105386, state: 4
Retrys, Local: 0, Foreign: 0
Bad checksum, Local: 0, Foreign: 0
- 177 -
Description
IP address:Port—IP address plus port number
of the foreign device; zero if ICMP protocol.
IP address:Port:—IP address plus port number
of the local (LAN) device; zero if ICMP
protocol. These two values are separated by
the symbol <->
Port number assigned by NAT which is
translated by NAT to/from the local port.
Out: packets sent from the local device to the
foreign device. In: packets sent from the
foreign device to the local device.
TCP state number (TCP only)
Idle time in seconds for the connection
February 2004