FLOW System Log Messages

This chapter describes messages with the FLOW prefix. They are generated by the process that handles flows on routers running the Junos OS with enhanced services.

FLOW_HIGH_WATERMARK_TRIGGERED

System Log Message

Number of sessions current-flows exceeded the high watermark limit. Early aging triggered.

Description

Early aging of sessions is triggered when the number of concurrent session entries in the session table exceeds the configured high watermark. When the number of concurrent sessions drops below the configured low watermark, the router stops aggressively aging out sessions. This message notifies you that the session high watermark has been exceeded and aggressive aging of sessions has begun.

Type

Event: This message reports an event, not an error

Severity

info

Facility

LOG_PFE

FLOW_IP_ACTION

System Log Message

Flow IP action detected attack attempt: source-address/source-port --> destination-address/destination-port from interface interface-name, from zone source-zone-name, action action.

Description

Flow IP action notification is generated when a new connection matches security flow IP action filter that has been setup to log or has ip-notify action

Type

Event: This message reports an event, not an error

Severity

info

Facility

LOG_PFE

FLOW_LOW_WATERMARK_TRIGGERED

System Log Message

Number of sessions current-flows dropped below the low watermark limit. Early aging stopped.

Description

Early aging of sessions is triggered when the number of concurrent session entries in the session table exceeds the configured high watermark. When the number of concurrent sessions drops below the configured low watermark, the router stops aggressively aging out sessions. This message notifies you that the number of concurrent sessions has dropped below the configured low watermark, and that aggressive aging of sessions has stopped.

Type

Event: This message reports an event, not an error

Severity

info

Facility

LOG_PFE