Interface Reports › Interface Report Types › Top N Protocols Report
Top N Protocols Report
A Top N Protocols report provides information about the protocols that generate the most traffic on a specific interface .

To display a Top N Protocols report, start from an interface report.
Follow these steps:
- Display an interface report in either of the following ways:
- Locate and click an interface on the Interfaces page.
- Click an interface link in an existing view--for example, on the Enterprise Overview page.
- Select Protocols from the report type menu at the top-left corner of the page.
- Make sure that the report scope is set to Top N Protocols. The Top N Protocols link should appear next to the report type setting.
The report page is updated to show protocol data in stacked trend charts by default. The report includes views for inbound, outbound, and total protocol data.
- (Optional) Change the data presentation type and the data measurement type by using the Presentation options.
- Stacked Trend Chart of Rate, Volume, or Utilization data
- Trend Chart of Rate, Volume, or Utilization data: Use the Show Top setting to specify the maximum number of conversations to include. (Default setting)
- Pie Chart
- Summary Table of Rate, Volume, or Utilization data
Each option displays data that is inbound and outbound with respect to the selected interface.
- (Optional) Change the reporting period: Open the Timeframe dialog by clicking the timeframe link.
The reporting period is the most recent 24-hour period by default.
Note: You also can display Protocol Summary views in a Custom Report.
Open a Drilldown Protocol Report
To drill down to more detailed, protocol-specific data for the selected interface, click the name of a protocol in any of the Top N Protocol views. An overview report opens for the protocol on the selected interface.
Display an Interface Report for a Single Protocol
To drill down to details about a specific protocol, click one of the protocol links in a Top N Protocols view. A report opens, which you can display in Overview, Details, Hosts, or Conversations mode. The options in the Presentation menu are mode-specific. You can display any of the following types of data and views:
- Overview mode Mixed Chart or Mixed Trend chart: Rate, volume, or utilization data for the protocol on the selected interface.
- Overview or Hosts mode Pie Chart in all of the following views:
- From: Protocol data going out from the interface.
- To: Protocol data coming into the interface.
- Total: All protocol data coming into or going out of the interface.
- Details mode Multi-Period Trend chart: Rate, volume, or utilization data in any combination of the following views, which are shown with or without baselines:
- Last Hour (displayed by default).
- Last 2 Hours (displayed by default).
- Last 8 Hours (displayed by default).
- Daily (displayed by default).
- Weekly.
- Monthly.
- Yearly.
- Details mode Calendar Chart Rate in either of the following views:
- Direction In: Protocol data coming into the interface.
- Direction Out: Protocol data going out from the interface.
- Hosts mode Trend Chart: Rate, volume, or utilization data for the number of top hosts you specify.
- Hosts mode Summary Table: Table of rate, volume, or utilization data for hosts who used the protocol on the selected interface.
- Conversations mode Trend Chart or Summary Table: Rate, volume, or utilization data for conversations that used the protocol on the selected interface.
- Conversations mode Pie Chart: Data for all conversations that used the protocol on the selected interface.
To return to the summary view of all protocols on the interface, click the link that is named for the currently selected protocol and click Select Top N Protocols.
Find Comparable Views in CA Performance Center
You can display the following Protocols views in the CA Performance Center console:
- Stacked Protocol Trend: Look for the built-in views on the IP Performance tab and the CBQoS tab of the Interfaces Pages. You also can add views of the following types to a custom dashboard: Rate, Bytes, Utilization, In (inbound data), Out (outbound data), and Total (both inbound and outbound data).
- Top Protocols (Bar) and Top Protocols (Pie): Add views of the following types to a custom dashboard: In (inbound data), Out (outbound data), and Total (both inbound and outbound data).
- Top Protocols (Table): Add Rate, Volume, and Utilization views to a custom dashboard.
See Also:
Protocol Trend Views
Protocol Summary Views
Stacked Protocol Trend