D-Link DGS-1510 User Manual - Page 311
TACACS+ Statistic, IMPB
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DGS-1510 Series Gigabit Ethernet SmartPro Switch Web UI Reference Guide Parameter IPv6 TACACS+ Source Interface State IPv6 TACACS+ Source Interface Type Description • VLAN - Specifies the IPv4 TACACS+ source interface type as VLAN. Interface ID - Enter the VLAN interface ID for the IPv4 TACACS+ source interface here. The range is from 1 to 4094. Select to enable or disable the state of the IPv6 TACACS+ source interface here. Select the IPv6 TACACS+ source interface type here. Options to choose from are: • VLAN - Specifies the IPv6 TACACS+ source interface type as VLAN. Interface ID - Enter the VLAN interface ID for the IPv6 TACACS+ source interface here. The range is from 1 to 4094. Click the Apply button to accept the changes made. Click the Delete button to remove the specified entry. Click the Back button to return to the previous window. TACACS+ Statistic This window is used to view and clear the TACACS+ statistic information. To view the following window, click Security > TACACS+ > TACACS+ Statistic, as shown below: Figure 9-37 TACACS+ Statistic Window The fields that can be configured are described below: Parameter Group Server Name Description Select the TACACS+ group server name from this list here. Click the Clear button to clear the information based on the group selected. Click the Clear All button to clear all the information in this table. Click the Clear button to clear all the information for the specific port. IMPB The IP network layer uses a four-byte address. The Ethernet link-layer uses a six-byte MAC address. Binding these two address types together allows the transmission of data between the layers. The primary purpose of IP-MAC-Port Binding (IMPB) is to restrict the access to a switch to a number of authorized users. Authorized clients can access a switch's port by either checking the pair of IP-MAC addresses with the pre-configured database or if DHCP snooping has been enabled in which case the switch will automatically learn the IP/MAC pairs by snooping DHCP packets and saving them to the IMPB white list. If an unauthorized user tries to access an IP-MAC binding enabled port, the system 300