The Connection Tracking panel allows you to view and interact with the in-kernel connection tracking system to get a list of all active connections on your LANCOM R&S®Unified Firewall.
Navigate to
to open an editor panel to view all connections tracked in the system.The filter section allows you to narrow the list of results in the table below it. First, select one of the options in a drop-down list or type in one of the input fields. Then, click Reload to refresh the list to show only those entries that contain the selected option or the characters you have typed. Click in the drop-down list or in the input field to delete the selected option or the search string or click Reset Filter to delete all entries and display an unfiltered view of the list.
Filter options are AND-connected.
The table columns of the currently active connections list contain the following information:
Column | Description |
---|---|
# | Displays a consecutive number for the table row. |
Protocol | Displays the IP protocol type used by the connection. The type can either be TCP or UDP. |
TTL | Displays the lifetime of the conntrack entry in seconds. Once this time span has elapsed, the entry is discarded. |
TCP State |
Displays the current state of the TCP connection. The TCP state can be as follows:
|
Source | Displays the source IP address and port of the connection request. |
Destination | Displays the destination IP address and port of the connection request. |
Packets | Displays the number of packets sent in the original direction for the given connection. In this case, original direction means from source to destination. |
Bytes | Displays the number of bytes sent in the original direction for the given connection. In this case, original direction means from source to destination. |
State |
Displays the state of the connection in the original direction. In this case, original direction means from
source to destination.The state can be one of the following:
|
State (Reply) |
Displays the state of the connection in the reply direction. In this case, reply direction means from
destination to source. The status can be one of the following:
|
Source (Reply) | Displays the source IP address and port expected of the return packets (usually the same as under Destination). |
Destination (Reply) | Displays the destination IP address and port expected of the return packets (usually the same as under Source). |
Packets (Reply) | Displays the number of packets sent in the reply direction for the given connection. In this case, reply direction means from destination to source. |
Bytes (Reply) | Displays the number of bytes sent in the reply direction for the given connection. In this case, reply direction means from destination to source. |
Mark | Displays the connection mark. The mark is set by your LANCOM R&S®Unified Firewall. |
Used | Displays the conntrack Use field. |
Click Reload to refresh the connections list in the table.
The Close button at the bottom of the editor panel allows you to shut the panel and return to the complete overview of your entire configured network.