Controller > LAN > Summary

The Summary tab under Manage > LAN page in the controller dashboard displays the following sections:

Port Status

LANLocal Area Network. A LAN is a network of connected devices within a distinct geographic area such as an office or a commercial establishment and share a common communications line or wireless link to a server. Interfaces Summary

VLANVirtual Local Area Network. In computer networking, a single Layer 2 network may be partitioned to create multiple distinct broadcast domains, which are mutually isolated so that packets can only pass between them through one or more routers; such a domain is referred to as a Virtual Local Area Network, Virtual LAN, or VLAN.  Interfaces Summary

Viewing the LAN > Summary Tab

To navigate to the LAN > Summary tab in the controller dashboard, complete the following steps:

1. In the Network Operations app, set the filter to one of the options under Groups, Labels, or Sites. Ensure that the filter selection contains at least one controller. For all devices, set the filter to Global.

The dashboard context for the selected filter is displayed.

2. Under Manage > Devices, click the Controller tab.

A list of controllers is displayed.

3. Click a controller or cluster under Device Name.

The dashboard context for the specific controller is displayed.

4. Under Manage, click LAN > Summary.

To exit the controller dashboard, click the back arrow on the filter.

You can change the time range for the Summary tab by clicking the time range filter and selecting one of the available options: 3 hours, 1 day, 1 week, 1 month, and 3 months.

Port Status

Provides a graphical representation of the Branch gateway's LAN link availability. Also provides a quick view of the LAN port status. Click a LAN port to view the port detail graphs based on Packets or Errors.

Figure 1  Port Status

The following graphs are displayed under the Packets tab:

Unicast—The number of unicast packets per second.

Multicast—The number of multicast packets per second.

Broadcast—The number of broadcast packets per second.

Figure 2  Port Details - Packet

The following graphs are displayed under the Errors tab:

CRC Errors—The number of cyclic redundancy errors logged.

Error Frames—The number of error frames logged.

Collisions—The number of collisions encountered.

Figure 3  Port Details - Errors

 

LAN Interfaces Summary

The table displays the summary of LAN interfaces total number of LAN interfaces. The following details are displayed for the port:

Port—Port number.

Admin State—Administrative state of the LAN interface.

Operational State—Operational state of the LAN interface.

Port Speed—Port speed.

VLANs—Range of VLANs.

MTU—MTUMaximum Transmission Unit. MTU is the largest size packet or frame specified in octets (eight-bit bytes) that can be sent in networks such as the Internet. value.

Figure 4  LAN Interface Summary

Click a LAN port to view the port detail graphs based on Packets or Errors. For more information, see Port Status.

VLAN Interface Summary

The table displays the summary of VLAN interfaces and total number of VLAN interfaces. The following details are displayed:

VLAN ID—VLAN ID number.

IP Address—IP address.

Admin State—Administrative state of the VLAN interface.

Oper. State—Operational state of the VLAN interface.

Addressing Mode—Type of addressing mode.

Description—Description of the VLAN.

Figure 5  VLAN Interfaces Summary

Action

The Action drop-down list contains an option to reboot the controller. For more information, see Rebooting Controllers.