Reading log entries

By default, alerts generated by ZoneAlarm Pro are logged in the file, ZAlog.txt. If you are using Windows95, Windows98 or Windows Me, the file is located in the following folder: (x):\Windows\Internet Logs. If you are using WindowsNT or Windows2000, the file is located in the following folder: (x):\Winnt\Internet Logs.


Log fields

Log entries contain the fields described in the table below.

Field

Description

Example

Type

The type of event recorded (see "Event types" below).

FWIN

Date

The date of the alert, in format yyyy/mm/dd

2001/12/31(December 31, 2001)

Time

The local time of the alert. This field also displays the hours difference between local and Greenwich Mean Time (GMT).

17:48:00 -8:00GMT (5:48 PM, eight hours earlier than Greenwich Mean Time. GMT would be 01:48.)

Source

The IP address of the computer that sent the blocked packet, and the port used; OR the program on your computer that requested access permission

192.168.1.1:7138 (FW events)

Microsoft Outlook (PE events)

Destination

The IP address and port of the computer the blocked packet was addressed to.

192.168.1.101:0

Transport

The protocol (packet type) involved.

UDP

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Event types

The first field in a log entry indicates the type of event recorded.

Event type code

Meaning

FWIN

The firewall blocked an inbound packet of data coming to your computer. Some, but not all, of these packets are connection attempts.

FWOUT

The firewall blocked an outbound packet of data from leaving your computer.

FWROUTE

The firewall blocked a packet that was not addressed to or from your computer, but was routed through it.

FWLOOP

The firewall blocked a packet addressed to the loopback adapter (127.0.0.1)

PE

An application on your computer requested access permission.

ACCESS

Program Control prevented an application on your computer from accessing remote resources.

LOCK

The firewall blocked a packet because the Internet Lock was engaged.

MS

MailSafe quarantined an e-mail attachment.


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ICMP message types

When ZoneAlarm Pro blocks an ICMP packet, the log displays a number indicating what type of ICMP message it was.

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TCP flags

The TCP Flags are:

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Log samples

Sample 1: FWIN

FWIN,2000/03/07,14:44:58,-8:00 GMT, src=192.168.168.116:0, Dest=192.168.168.113:0, Incoming, ICMP

FWIN indicates that the firewall blocked an incoming request to connect to your computer. The entry also includes the following information:

Sample 2: FWOUT

FWOUT,2000/03/07,14:47:02,-8:00 GMT,QuickTime Player Application tried to access the Internet. Remote host: 192:168:1:10

ZoneAlarm Pro blocked an outbound request. FWOUT indicates that the firewall blocked an outbound request from your computer. The entry also includes the following information:

Sample 3: PE

PE,2000/03/22,17:17:11 -8:00 GMT,Netscape Navigator application file,192.168.1.10

The PE entry informs you that an application on your computer attempted to access the Internet. The entry also includes the following information:

Sample 4: LOCK

LOCK,2000/09/07,16:43:30 -7:00 GMT,Yahoo! Messenger,207.181.192.252,N/A

The LOCK entry informs you that an application on your computer attempted to access the Internet while the Internet Lock was engaged. The entry also includes the following information:

Sample 5: ACCESS

ACCESS,2000/09/07,16:45:57 -5:00 GMT,Microsoft Internet Explorer was not allowed to connect to the Internet (64.55.37.186).,N/A,N/A

The ACCESS entry informs you that Program Control prevented an application on your computer from accessing remote resources. The entry also includes the following information:

Sample 6: MS

MS,2000/09/08,09:45:56 -5:00 GMT,Microsoft Windows(TM) Messaging Subsystem Spooler,Renamed e-mail attachment of type .HLP to .zla,N/A

The MS entry informs you that an e-mail containing an attachment of a file type that you have asked MailSafe to quarantine was received by your e-mail client. The entry also includes the following information:

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