ZyXEL Communications 10 User Manual

Page 462

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ZyWALL 10~100 Series Internet Security Gateway

70

Log

Descriptions

Chart Q-2 System Maintenance Logs

TELNET Login Fail

Someone has failed to log on to the router via telnet.

FTP Login

Successfully

Someone has logged on to the router via ftp.

FTP Login Fail

Someone has failed to log on to the router via ftp.

NAT Session Table is

Full!

The maximum number of NAT session table entries has been
exceeded and the table is full.

Chart Q-3 UPnP Logs

LOG MESSAGE

DESCRIPTION

UPnP pass through

Firewall

UPnP packets can pass through the firewall.

Chart Q-4 Content Filtering Logs

CATEGORY LOG

MESSAGE

DESCRIPTION

URLFOR

IP/Domain Name

The ZyWALL allows access to this IP address or domain
name and forwarded traffic addressed to the IP address or
domain name.

URLBLK

IP/Domain Name

The ZyWALL blocked access to this IP address or domain
name due to a forbidden keyword. All web traffic is disabled
except for trusted domains, untrusted domains, or the
cybernot list.

JAVBLK

IP/Domain Name

The ZyWALL blocked access to this IP address or domain
name because of a forbidden service such as: ActiveX, a
Java applet, a cookie, or a proxy.

Chart Q-5 Attack Logs

LOG MESSAGE

DESCRIPTION

attack TCP

The firewall detected a TCP attack.

attack UDP

The firewall detected an UDP attack.

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