BinTec X3200, User Manual

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X3200 User’s Guide 127
Basic Router Settings
5
The following menu window displays all entries saved:
➤
Go to IP
➧
A
CCESS
L
ISTS
➧
I
NTERFACES
:
To do Make the following entries:
➤
Select the LAN interface of X3200 (en1 or en1-snap) and confirm with
Return.
➤
Select First Rule: RI 1 FI 1 (wrong_dns).
➤
Press SAVE.
These entries ensure that all data traffic that passes from source
➤➤
port
137 to destination port 53 will be discarded. This means that no unneces-
sary connections will be established to resolve WINS names.
➤
Leave IP
➧
A
CCESS
L
ISTS
➧
I
NTERFACES
with EXIT.
X3200 Setup Tool BinTec Communications AG
[IP][ACCESS][RULE]: Configure IP Access Rules MyRouter
Abbreviations: RI (Rule Index) M (Action if filter matches)
FI (Filter Index)!M (Action if filter does not match)
NRI (Next Rule Index)
RI FI NRI Action Filter Conditions
1 1 2 deny M wrong_dns udp, sp 137, dp 53
2 2 0 allow M all
ADD DELETE REORG EXIT
Press <Ctrl-n>, <Ctrl-p> to scroll, <Space> tag/untag DELETE, <Return>
to edit
X3200 Setup Tool BinTec Communications AG
[IP][ACCESS][INTERFACES]: Configure First Rule MyRouter
Configure first rules for interfaces
Interface First Rule First Filter
en1 1 1 (wrong_dns)
en1-snap 1 1 (wrong_dns)
EXIT
Press <Ctrl-n>, <Ctrl-p> to scroll, <Return> to edit/select