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show services application-identification application-system-cache

date_range 19-Nov-23

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Syntax

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show services application-identification application-system-cache 
<interface interface-name>

Description

Display the database of cached values stored by the application identification system.

Note:

The show services application-identification application-system-cache command gives the information only when the application identifier (AI) is matched with the signature.

Options

none	Display the database of cached values for the all services interfaces.
`interface interface-name`	(Optional) Display the database of cached values for the specified services interface.

Required Privilege Level

view

Output Fields

Table 1 lists the output fields for the show services application-identification application-system-cache command. Output fields are listed in the approximate order in which they appear.

Table 1: show services application-identification application-system-cache Output Fields
Field Name	Field Description
`application-cache`	Status (`on` or `off`) of the application cache.
`cache-entry-timeout`	Number of seconds the mapping information is saved.
`pic`	PIC number of the accumulated statistics.
`IP address`	IP address of the traffic flow for which application-identification is enabled.
`Port`	Port number of the traffic flow for which application-identification is enabled.
`Protocol`	Protocol name of the flow for which application-identification is enabled.
`Application`	Application number, which is a unique identifier that denotes the application or service for which identification of traffic flows is enabled.
`Classification Path`	Protocols or nested applications that denote the paths traversed for classified packets.
`PIC`	PIC number of the accumulated statistics. For the interface on which deep packet inspection (DPI) application is not running, that detail is also displayed for the corresponding interface.
`Unknown applications`	Number of unknown applications.
`Cache hits`	Number of sessions that matched the application in the application identification cache.
`Cache misses`	Number of sessions that did not find the application in the application identification cache.
`Client-to-server packets processed`	Number of client-to-server packets processed.
`Server-to-client packets processed`	Number of server-to-client packets processed.
`Client-to-server bytes processed`	Number of client-to-server payload bytes processed.
`Server-to-client layer bytes processed`	Number of server-to-client payload bytes processed.
`Client-to-server packets processed`	Number of client-to-server packets processed.
`Server-to-client packets processed`	Number of server-to-client packets processed.
`Client-to-server bytes processed`	Number of client-to-server payload bytes processed.
`Server-to-client layer bytes processed`	Number of server-to-client payload bytes processed.
`Sessions bypassed due to resource allocation failure`	Number of sessions bypassed due to resource allocation failure.
`Segment case 1 - New segment to left`	Number of TCP segments contained before the previous segment.
`Segment case 2 - New segment overlap right`	Number of TCP segments that start before the previous segment and are contained in it.
`Segment case 3 - Old segment overlapped`	Number of TCP segments that start before the previous segment and extend beyond it.
`Segment case 4 - New segment overlapped`	Number of TCP segments that start and end within the previous segment.
`Segment case 5 - New segment overlap left`	Number of TCP segments that start within the previous segments and extend beyond it.
`Segment case 6 - New segment to right`	Number of TCP segments that start after the previous segment. This is the normal case.

Sample Output

show services application-identification application-system-cache
show services application-identification application-system-cache interface