Enabling Syslog; Examples Of Log Messages; Activation And Administration; Dropped Packets - NETGEAR FVM318 Reference Manual

Reference Manual for the Model FVM318 Cable/DSL ProSafe Wireless VPN Security Firewall
• Router operation (start up, get time, etc.)
• Known DoS attacks and Port Scans

Enabling SYSLOG

You can choose to write the logs to a PC running a
the box under Syslog and enter the IP address of the server where the log file will be written.

Examples of log messages

Following are examples of log messages. In all cases, the log entry shows the timestamp as: Day,
Year-Month-Date Hour:Minute:Second

Activation and Administration

Tue, 2002-05-21 18:48:39 - NETGEAR activated
[This entry indicates a power-up or reboot with initial time entry.]
Tue, 2002-05-21 18:55:00 - Administrator login successful - IP:192.168.0.2
Thu, 2002-05-21 18:56:58 - Administrator logout - IP:192.168.0.2
[This entry shows an administrator logging in and out from IP address 192.168.0.2.]
Tue, 2002-05-21 19:00:06 - Login screen timed out - IP:192.168.0.2
[This entry shows a time-out of the administrator login.]
Wed, 2002-05-22 22:00:19 - Log emailed
[This entry shows when the log was emailed.]

Dropped Packets

Wed, 2002-05-22 07:15:15 - TCP packet dropped - Source:64.12.47.28,4787,WAN -
Destination:134.177.0.11,21,LAN - [Inbound Default rule match]
Sun, 2002-05-22 12:50:33 - UDP packet dropped - Source:64.12.47.28,10714,WAN -
Destination:134.177.0.11,6970,LAN - [Inbound Default rule match]
Sun, 2002-05-22 21:02:53 - ICMP packet dropped - Source:64.12.47.28,0,WAN -
Destination:134.177.0.11,0,LAN - [Inbound Default rule match]
[These entries show an inbound FTP (port 21) packet, UDP packet (port 6970), and ICMP
packet (port 0) being dropped as a result of the default inbound rule, which states that all
inbound packets are denied.]
Managing Your Network
program. To activate this feature, check
SYSLOG
6-7