What is protected port on Cisco switch?

What is protected port on Cisco switch?

Protected Ports A protected port does not forward any traffic (unicast, multicast, or broadcast) to any other port that is also a protected port.

What is protected port feature?

The protected ports feature is a safety measure that prevents ports from forwarding traffic to each other, even if they are on the same VLAN. Each port is designated as either protected or unprotected. By default, all ports are unprotected.

How do I block a port on a Cisco switch?

Switchport blocking is supported on all switched ports (including PVLAN ports) and is applied to all VLANs on which the port is forwarding. Switchport blocking is not supported for FEX ports. When you block unknown multicast or unicast traffic for a port channel, it is blocked on all ports in the port-channel group.

How do I enable a port on a Cisco switch?

How to enable or disable ports on a Catalyst CatOS switch

1. Select List of commands to be entered on device .
2. Enter commands to enable ports 1 to 24 on slot 3 and enable ports 1 to 12 on slot 5: Set Port 3/1-24 enable.
3. Select Enter commands in enable mode .
4. Select Save device output to file.

What does Switchport block Unicast do?

block unicast Enables unknown unicast flooding to the port.

What is Flow Control Cisco?

Flow control is a mechanism used to help manage the rate of data transfer between two devices. This is done to help prevent a source evice from overwhelming a destination device by sending more packets than the destination can handle. Network flow control does pretty much the same thing – it prevents data floods.

How do I block a port on a switch?

It may take a few minutes for the server to display the port information.

1. The screen shows a table of the ports for the Ethernet switch you selected (for example, control network A, switch 1).
2. To disable a port: Locate the port(s), click Disable.
3. To enable a port: Locate the port(s), click Enable.

What are the ports on a Cisco 881 router?

I understand that router 881 has 4 10/100Mbps Managed switch port and 1 WAN port. If it is a normal router (without switch port), I know I can connect the router to 4 different LAN segments, each interface has its own IP addresses, eg 192.168.1.1/24, 192.168.2.1/24, 192.168.3.1/24, 192.168.4.1/24 and one port connect to WAN.

How to configure a CISCO 800 wireless device?

Configuring a Wireless Device 1 Establish a console connection to the wireless device and get the Bridge-Group Virtual Interface (BVI) IP address… 2 Open a browser window, and enter the BVI IP address in the browser-window address line. Press Enter. An Enter… 3 Enter your username. Cisco is the default username. See More….

How to connect a wireless device to a Cisco router?

Open Opens the connection between the wireless device and the router’s console. Tip To create a Cisco IOS software alias for the console to session into the wireless device, enter the alias exec dot11radio service-module wlan-ap 0 session command at the EXEC prompt.