Netgear GSM4248P User Manual - Page 334

AV Line of Fully Managed Switches M4250 Series Main User Manual blocking state, loop protection packets are received and loop protection brings down the port that is involved in the loop (if the configured action is to shut down the port). Configure the global loop protection settings Before you can configure loop protection for individual ports (see Configure the loop protection settings for interfaces and display the loop protection state on page 335), you must globally enable and configure loop protection. To globally enable and configure loop protection: 1. Launch a web browser. 2. In the address field of your web browser, enter the IP address of the switch. The login page displays. 3. Click the Main UI Login button. The main UI login page displays in a new tab. 4. Enter admin as the user name, enter your local device password, and click the Login button. The first time that you log in, no password is required. However, you then must specify a local device password to use each subsequent time that you log in. The System Information page displays. 5. Select Switching > L2 Loop Protection > L2 Loop Protection Configuration. The L2 Loop Protection Configuration page displays. 6. In the Global L2 Loop Protection Configuration section, configure the following settings: • Next to Admin Mode, select the Enable or Disable radio button to specify the administrative mode of loop protection on the switch. By default, loop protection is globally disabled. • From the TLV Advertized Interval menu, select the interval between the transmissions of loop packets on a port. The range is from 1 to 5 seconds. The default setting is 5 seconds. The selected interval applies to all ports for which you enable loop protection. • From the Max PDU Receive menu, select the maximum number of packets that a port can receive before an action is taken. The default setting is 1 packet. The selected number of packets applies to all ports for which you enable loop protection. 7. Click the Apply button. Configure Switching Information 334 Main User Manual