Chapter 20 Logs
Figure 164
Subject:
Firewall Alert From xxxxx
Date:
Fri, 07 Apr 2000 10:05:42
From:
user@zyxel.com
To: | user@zyxel.com |
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1Apr |
| To:192.168.1.255 | default policy | forward | |||
7 00 | From:192.168.1.1 | ||||||
09:54:03 | UDP | src port:00520 dest port:00520 | <1,00> |
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2Apr | 7 00 | From:192.168.1.131 | To:192.168.1.255 | default policy | forward | ||
09:54:17 | UDP | src port:00520 dest port:00520 | <1,00> |
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3Apr | 7 00 | From:192.168.1.6 | To:10.10.10.10 match | forward | |||
09:54:19 | UDP | src port:03516 dest port:00053 | <1,01> |
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……………………………..{snip}………………………………….. |
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……………………………..{snip}………………………………….. | To:192.168.1.255 | match |
| forward | |||
126Apr | 7 00 | From:192.168.1.1 |
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10:05:00 | UDP | src port:00520 dest port:00520 | <1,02> |
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127Apr | 7 00 | From:192.168.1.131 | To:192.168.1.255 | match |
| forward | |
10:05:17 | UDP | src port:00520 dest port:00520 | <1,02> |
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128Apr | 7 00 | From:192.168.1.1 | To:192.168.1.255 | match |
| forward | |
10:05:30 | UDP | src port:00520 dest port:00520 | <1,02> |
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End of Firewall Log |
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20.4 Log Descriptions
This section provides descriptions of example log messages.
Table 101 System Maintenance Logs
LOG MESSAGE | DESCRIPTION |
Time calibration is | The router has adjusted its time based on information from |
successful | the time server. |
Time calibration failed | The router failed to get information from the time server. |
WAN interface gets IP:%s | A WAN interface got a new IP address from the DHCP, |
| PPPoE, PPTP or |
DHCP client IP expired | A DHCP client's IP address has expired. |
DHCP server assigns%s | The DHCP server assigned an IP address to a client. |
Successful WEB login | Someone has logged on to the router's web configurator |
| interface. |
WEB login failed | Someone has failed to log on to the router's web configurator |
| interface. |
Successful TELNET login | Someone has logged on to the router via telnet. |
TELNET login failed | Someone has failed to log on to the router via telnet. |
Successful FTP login | Someone has logged on to the router via ftp. |
FTP login failed | 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. |
| 257 |
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