The content of a denylist along with the remaining time that each entity is confined to the denylist can be displayed with the following command:
show router <id> l2tp peer blacklisted|not-blacklisted|selectable
The following displays denylist information.
show router l2tp peer 10.100.0.2
===============================================================================
Peer IP: 10.100.0.2
===============================================================================
Roles capab/actual: LAC LNS /LAC - Draining : false
Tunnels : 1 Tunnels Active : 0
Sessions : 1 Sessions Active : 0
Reachability : blacklisted Time Unreachable : 01/31/2013 08:55:06
Time Blacklisted : 01/31/2013 08:55:06 Remaining (s) : 34
===============================================================================
Conn ID Loc-Tu-ID Rem-Tu-ID State Ses Active
Group Ses Total
Assignment
-------------------------------------------------------------------------------
977207296 14911 0 closed 0
base_lac_base_lns 1
t1
-------------------------------------------------------------------------------
No. of tunnels: 1
===============================================================================
show router l2tp tunnel detail
===============================================================================
L2TP Tunnel Status
===============================================================================
Connection ID: 831782912
State : closedByPeer
IP : 10.0.0.1
Peer IP : 10.100.0.2
Tx dst-IP : 10.100.0.2
Rx src-IP : 10.100.0.2
Name : lac
Remote Name :
Assignment ID: t1
Group Name : base_lac_base_lns
Acct. Policy : l2tp-base
Error Message: N/A
Remote Conn ID : 4294901760
Tunnel ID : 12692 Remote Tunnel ID : 65535
UDP Port : 1701 Remote UDP Port : 1701
Preference : 50 Receive Window : 64
Hello Interval (s): 300
Idle TO (s) : 5 Destruct TO (s) : 60
Max Retr Estab : 5 Max Retr Not Estab: 5
Session Limit : 32767 AVP Hiding : sensitive
Transport Type : udpIp Challenge : never
Time Started : 01/31/2013 08:56:58 Time Idle : 01/31/2013 08:56:58
Time Established : N/A Time Closed : 01/31/2013 08:56:58
Stop CCN Result : reqShutDown General Error : noError
Blacklist-state : blacklisted
Blacklist Time : 01/31/2013 08:56:58 Remaining (s) : 49
-------------------------------------------------------------------------------
No. of tunnels: 1
===============================================================================