TCP Performance Dashboard

Dashboard overview

The TCP Performance Dashboard shows network performance in terms of the number of retransmitted packets and the time taken to establish a user session.

Use cases

User quality of experience—Use the report to anticipate user QoE issues by monitoring TCP performance to identify potential network issues.

Dashboard characteristics

The following table lists the principal dashboard characteristics.

Table 9-10: TCP Performance Dashboard characteristics

Characteristic	Value
Statistics type	AA Cflowd TCP performance application group Note: Cflowd aggregation per DCP group must be enabled.
NSP Flow Collector required	Yes
Domains	Residential / Wi-Fi (ESM) Mobile Wi-Fi (DSM) Business
Report inputs	Prompt	Notes
	End date	Calendar date or relative date (for example, two days ago) and time
	Granularity	Aggregation types: None (raw data) Hourly Daily Monthly
	Report range	Length of time to be reported, in minutes (minutes, min), hours (hours, h), days (days, d), weeks (w), or months (months, m)
	Group/Partition	Search using partial names or wildcard (%). Select individual items or click Select All.
	Application Group
	Node Type
	Site
	Client IP Group	Configured on NSP Analytics Parameters tab of AA Group Policy
	Server IP Group
	Top Applications	Number of items to report
Drill-down support	Yes—Display graphs to show the top applications contributing to retransmitted packets or excessive RTT for the selected time and direction.

Example

The following figures show the dashlets that the dashboard contains.

TCP Performance Dashboard

Dashboard overview

Use cases

Dashboard characteristics

Table 9-10: TCP Performance Dashboard characteristics

Example

Figure 9-24: Average Retransmitted Packets Per Session Direction dashlet

Figure 9-25: Average Session Establish Time Per Session Direction dashlet

Figure 9-26: Average Retransmitted Packets Per Session Direction drill-down

Figure 9-27: Average Session Establish Time Per Session Direction drill-down