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Fat AP and Cloud AP V200R010C00 Command Reference

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exception av-signature-id

exception av-signature-id


The exception av-signature-id command configures a virus as an exception.

The undo exception av-signature-id command cancels a virus exception.


exception av-signature-id av-signature-id [ action { allow | block-source-ip [ timeout timeout ] } ]

undo exception av-signature-id { av-signature-id | all }


Parameter Description Value

Specifies the virus ID.

The value is an integer ranging from 1 to 4294967295.


Specifies the action.



Indicates that the device permits a packet when a packet matches a virus exception.

The default action for the virus exception is allow.


Indicates that the device blacklists the source IP address and denies the packets destined from or for the specified IP address.


timeout timeout

Specifies the lifetime of a blacklist entry. The blacklist entry ceases to take effect after the lifetime ends.

The value is an integer ranging from 1 to 30, in minutes. The default value is 5.


Cancels all virus exceptions.



Antivirus profile view

Default Level

2: Configuration level

Usage Guidelines

By default, the system permits the file that contains a virus configured as an exception. Then the device permits files infected by the virus once detected.

When the action is set to block-source-ip, the system will blacklist the source IP address of the virus configured as an exception. The action varies according to the protocol type.
  • Block: HTTP, FTP, and SMB
  • Delete attachment: SMTP, POP3, and IMAP


# Create profile av_exception, isolate the source address IP address (timeout period: 10 minutes), and configure a virus exception for the virus with ID 16424404 in the profile.

<Huawei> system-view
[Huawei] profile type av name av_exception
[Huawei-profile-av-av_exception] exception av-signature-id 16424404  action block-source-ip timeout 10
Updated: 2019-11-21

Document ID: EDOC1100064352

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