U

Number of UDP bytes (incoming/outgoing) that have passed through the firewall.

Example: "527894/528486".

Affected logs: l_filterstat.

Number of UDP connections that have passed through the Firewall.

Example: UDPConn=527894.

Affected logs: l_filterstat.

Number of UDP connections with a translated destination.

Example: UDPConnNatDst=12.

Affected logs: l_filterstat.

Number of UDP connections with a translated source.

Example: UDPConnNatSrc=15.

Affected logs: l_filterstat.

Number of UDP packets that have passed through the Firewall.

Example: UDPPacket=6164646.

Affected logs: l_filterstat.

Sofbus/Lacbus information unit

String of characters in UTF-8 format.

Example: UI=Instruction.
Available from: SNS v4.3.0.

Affected logs: l_plugin.

Value of the "Unit Id" in a Modbus message that specifies a PLC.
Example: unitid=255.
Available from: SNS v2.3.0.

Affected logs: l_plugin.

Indicates the percentage of time the gateway could not be accessed over the last 15 minutes.

String of characters in UTF-8 format.

Example: unreachrate=0.

Available from: SNS v4.3.0.

Affected logs: l_routerstat.

Indicates the percentage of time the status of the gateway was active over the last 15 minutes.

String of characters in UTF-8 format.

Example: uprate=0.

Available from: SNS v4.3.0.

Affected logs: l_routerstat.

Number of the URL filter rule applied.

Digital format.

Example: urlruleid=12

Available from: SNS v3.2.0.

Affected logs: l_web.

User authenticated by the firewall.

String of characters in UTF-8 format.

Example: user="john.doe", user="john.doe@company.com"

May be displayed anonymously depending on the administrator's access privileges.

Available from: SNS v1.0.0.

Affected logs: l_alarm, l_auth, l_connection, l_ftp, l_plugin, l_pop3, l_sandboxing, l_server, l_smtp, l_ssl, l_web and l_xvpn.

User

The user that set up a tunnel belongs this group, defined in the VPN access privileges.

String of characters in UTF-8 format.

Example: usergroup="ipsec-group"

Available from: SNS v3.3.0.

Affected logs: l_vpn.