Cisco Systems 2960 Benutzerhandbuch

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Catalyst 2960 and 2960-S Switch Software Configuration Guide
OL-8603-09
Chapter 20      Configuring DHCP Features and IP Source Guard Features
Configuring IP Source Guard
200.1.1.2       0001.0600.0000  9    GigabitEthernet0/2     ACTIVE
200.1.1.2       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.3       0001.0600.0000  9    GigabitEthernet0/2     ACTIVE
200.1.1.3       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.4       0001.0600.0000  9    GigabitEthernet0/2     ACTIVE
200.1.1.4       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.5       0001.0600.0000  9    GigabitEthernet0/2     ACTIVE
200.1.1.5       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.6       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.7       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
This example displays all active IP or MAC binding entries for all interfaces:
Switch# show ip device tracking all active
IP Device Tracking = Enabled
IP Device Tracking Probe Count = 3
IP Device Tracking Probe Interval = 30
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  IP Address     MAC Address   Vlan  Interface              STATE    
---------------------------------------------------------------------
200.1.1.1       0001.0600.0000  9    GigabitEthernet0/1     ACTIVE
200.1.1.2       0001.0600.0000  9    GigabitEthernet0/1     ACTIVE
200.1.1.3       0001.0600.0000  9    GigabitEthernet0/1     ACTIVE
200.1.1.4       0001.0600.0000  9    GigabitEthernet0/1     ACTIVE
200.1.1.5       0001.0600.0000  9    GigabitEthernet0/1     ACTIVE
This example displays all inactive IP or MAC binding entries for all interfaces. The host was first learned 
on GigabitEthernet 0/1 and then moved to GigabitEthernet 0/2. the IP or MAC binding entries learned 
on GigabitEthernet 0/1 are marked as inactive.
Switch# show ip device tracking all inactive
IP Device Tracking = Enabled
IP Device Tracking Probe Count = 3
IP Device Tracking Probe Interval = 30
---------------------------------------------------------------------
  IP Address     MAC Address   Vlan  Interface              STATE    
---------------------------------------------------------------------
200.1.1.8       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.9       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.10      0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.1       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.2       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.3       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.4       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.5       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.6       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
200.1.1.7       0001.0600.0000  8    GigabitEthernet0/1     INACTIVE
This example displays the count of all IP device tracking host entries for all interfaces:
Switch# show ip device tracking all count
Total IP Device Tracking Host entries: 5
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  Interface           Maximum Limit           Number of Entries      
---------------------------------------------------------------------
Gi0/3                  5