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.

Figure 9-24: Average Retransmitted Packets Per Session Direction dashlet
Average Retransmitted Packets Per Session Direction dashlet
Figure 9-25: Average Session Establish Time Per Session Direction dashlet
Average Session Establish Time Per Session Direction dashlet
Figure 9-26: Average Retransmitted Packets Per Session Direction drill-down
Average Retransmitted Packets Per Session Direction drill-down
Figure 9-27: Average Session Establish Time Per Session Direction drill-down
Average Session Establish Time Per Session Direction drill-down