Viewing IPSec Status

View IPSec status using the web UI:

1. Choose Network > IPSec > Monitor.
2. The IPSec tunnels being negotiated and already negotiated are displayed in the IPSec monitoring List. For each IPSec tunnel, the tunnel name, status, local address, peer address, algorithm, negotiated data flow, duration, and sending and receiving rates are displayed.

View IPSec status using the CLI:

• Run the display ike sa command, view IPSec tunnel status.
• Run the display ipsec sa command, view IPSec tunnel details.
• Run the display ipsec statistics command, view IPSec packet statistics.

Viewing L2TP Status

View L2TP status using the web UI:

1. Choose Network > L2TP > Monitor.
2. Click Refresh. You can view the following information about established L2TP tunnels.

   Parameter	Description
   Local Tunnel ID	Tunnel ID of the local device. The value must be the same as the Tunnel ID on Peer value of the peer device.
   Peer Tunnel ID	Tunnel ID of the peer device. The value must be the same as the Tunnel ID on Local value of the peer device.
   Local Address	Local IP address of the L2TP tunnel of the local device.
   Peer Address	Peer IP address of the tunnel of the peer end.
   Port	UDP port of the peer end of a tunnel. If the local end is a LAC, the UDP port of the peer end is 1701.
   Number of Sessions	Number of sessions within the tunnel.
   Peer Tunnel Name	Peer tunnel name.
   Disconnect	Disconnects the tunnel manually. Click of the L2TP tunnel to disconnect the tunnel and clear all control connections and session connections from the tunnel. Clicking tears down all tunnels and clears all control and session connections on the tunnels.

View L2TP status using the CLI:

• Run the display l2tp tunnel command, view L2TP tunnel information.
• Run the display l2tp session command, view L2TP session information.
• Run the display l2tp statistics command, view L2TP packet statistics.

Viewing GRE Status

View GRE status using the web UI:

1. Choose Network > GRE > Monitor.
2. Click Refresh to view GRE tunnel information.
   Table 5-7 Parameters of GRE tunnel information

   Parameter	Description
   Received GRE Packets	Indicates that the following information is the statistics of received GRE packets.
   Number of Received Packets	Number of the packets received over the GRE tunnel (Fragments of a packet are regarded as packets.)
   Number of Received Bytes	Number of the bytes received over the GRE tunnel
   Sum of Packets and Fragments	Total number of the packets received over the GRE tunnel (Fragments of a packet are regarded as packets.)
   GRE Version Errors	Number of errors caused by incorrect version information
   GRE Checksum Errors	Number of errors caused by incorrect GRE checksum and calculation
   GRE Key Errors	Number of key inconsistency errors
   Transmitted GRE Packets	Indicates that the following information is the statistics of transmitted GRE packets.
   Number of Packets to Be Transmitted	Number of the packets to be transmitted over the GRE tunnel
   Number of Bytes to Be Transmitted	Number of the bytes to be transmitted over the GRE tunnel
   Number of Transmitted Error Packets	Number of the packets that fail to be sent
   Packets Exceeded Recursion Limit	Number of errors caused by tunnel nesting
   Number of Transmitted Packets	Number of the GRE packets that are properly transmitted