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4 Configuration
Port Security Violation: Information of Port Security Violation.
IMPB Violation: IMPB Violation information.
Loopback Detection occurring / recovery: Specify the device to send SNMP Trap when Loopback
Detection occurring and recovery.
DHCP Server Screening: Information of DHCP Server Screening.
Duplicate IP Detected: Information of Duplicate IP Detected.
DHCPv6 Server Screening: Information of DHCPv6 Server Screening.
Click Apply for the changes to take effect.
System > User Accounts
The User Accounts page provides user to control user privileges. To add a new user by typing in a User
Name, Password and retype the same password in the Confirm Password and choose the level of
privilege(Admin, Operator, Power User or User) from the Access Right drop-down menu, then click the
Apply button.
User can modify existing user account in the User Account Table. To change the password, type in the Old
Password, New Password and retype it in the Confirm New Password entry field and select the Encrypt,
then click the Edit button. To delete the user account, click on the Delete button.
System > MAC Address Aging Time
The MAC Address Aging Time page specifies the length of time a learned MAC Address will remain in the
forwarding table without being accessed (that is, how long a learned MAC address is allowed to remain idle).
To change this, type in a different value representing the MAC address age-out time in seconds.
MAC Address Aging Time (10-1000000): Specifies the aging time of MAC address on the Switch. The
range is from 10 to 1000000, and the default is 300 seconds.
System > ARP Aging Time Settings
The ARP Aging Time Settings page provides user to globally set the maximum amount of time, in minutes,
and Address Resolution Protocol (ARP) entry can remain in the Switch's ARP table, without being accessed,
before it is dropped from the table.
DES-1210/ME Series Metro Ethernet Managed Switch User Manual
Figure 4.34 – System > User Accounts
Figure 4.35 – System > MAC Address Aging Time
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