Westermo MR Series - Manual (Page 406)

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Web Interface and Command Line Reference Guide www.westermo.com
The FWLOG.TXT File 15.9
When the log option is specified within a firewall script rule, an entry is created in the FWLOG.
TXT pseudo-file each time an IP packet matches the rule. Each log entry will in turn contain the fol-
lowing information:
Parameter Description
Timestamp The time when the log entry is created.
Short Description Usually “FW LOG” but could be “FW DEBUG” for packets that hit rules
with the “debug” action set.
Dir Either “IN” or “OUT”. Indicates the direction the packet is travelling.
Line The line number of the rule that cause the packet to be logged.
Hits The number of matches for the rule that caused this packet to be logged.
Iface The Interface the packet was to be transmitted/received on.
Source IP The source IP address in the IP packet.
Dest. IP The destination IP address in the IP packet.
ID The value of the ID field in the IP packet.
TTL The value of the TTL field in the IP packet.
PROTO The value of the protocol field in the IP packet. This will be expanded to
text as well for the well-known protocols.
Src Port The value of the source port field in the TCP/UDP header.
Dst Port The value of the source port field in the TCP/UDP header.
Rule Text The rule that caused the packet to be logged is also entered into the log
file.
In addition, port numbers will be expanded to text pre-defined port numbers.