REM Set the IP address to ban below
set var ip=1.2.3.4

REM (c) Microsoft Corporation 1997-2003

REM Packet Fileters for Server Hardening
REM
REM Name: PacketFilters-ServerHost.CMD
REM Version: 1.0

REM This CMD file provides the proper NETSH syntax for creating an IPSec Policy
REM that blocks all network traffic to an SMTP Bastion Host except for what is
REM explicitly allowed as described in the Windows 2003 Server Solution Guide.
REM Please read the entire guide before using this CMD file.

REM Revision History
REM 0000 - Original March 21, 2003
REM 0001 - Original April 16, 2003

:IPSec Policy Definition
netsh ipsec static add policy name="Packet Filters - Your Web Host" description="Server Hardening Policy" assign=no

:IPSec Filter List Definitions
netsh ipsec static add filterlist name="Banned IPS" description="Server Hardening"

:IPSec Filter Action Definitions
netsh ipsec static add filteraction name=SecPermit description="Allows Traffic to Pass" action=permit
netsh ipsec static add filteraction name=Block description="Blocks Traffic" action=block

:IPSec Filter Definitions
netsh ipsec static add filter filterlist="Banned IPS" srcaddr=%IP% dstaddr=me description="Banned IPS" protocol=any srcport=0 dstport=0

:IPSec Rule Definitions
netsh ipsec static add rule name="Banned IP Rule" policy="Packet Filters - Your Web Host" filterlist="Banned IPS" kerberos=yes filteraction=Block