RE: FW: ISA Server alert: An intrusion was attempted by an external user.

  • From: "Jim Harrison" <Jim@xxxxxxxxxxxx>
  • To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
  • Date: Wed, 24 Nov 2004 05:46:11 -0800

You need to review the packet filter logs for that time (remember to
account for GMT logging).
The actual traffic is located there.
By default, ISA logs to %ProgramFiles%\Micorosoft ISA Server/ISALogs

  Jim Harrison
  MCP(NT4, W2K), A+, Network+, PCG
  http://isaserver.org/Jim_Harrison/
  http://isatools.org
  Read the help / books / articles!
 
 

-----Original Message-----
From: Ruba Al Omari, Eng. [mailto:romari@xxxxxxxxxxxxxxxxx] 
Sent: Wednesday, November 24, 2004 12:12 AM
To: [ISAserver.org Discussion List]
Subject: [isalist] FW: ISA Server alert: An intrusion was attempted by
an external user.

http://www.ISAserver.org

Hi

I have 2 arms ISA2000, one NIC connected to switch with a netscreen
device (10.255.1.2) and the other arm is connected to internal LAN.
I keep getting these notifications almost every few minutes; from the
interface that is connected to the netscreen LAN which only has 2
devices connected to this LAN the ISA and the netscreen.
I know the ISA is not infected, could there be any other reason for
this? 

Thanks for any help
Ruba Al-Omari


-----Original Message-----
From: 9000-srv [mailto:9000-srv] 
Sent: Wednesday, November 24, 2004 10:06 AM
To: DAH Technical Support
Subject: ISA Server alert: An intrusion was attempted by an external
user.

ISA Server name: 9000-SRV

ISA Server detected an all port scan attack from Internet Protocol (IP)
address 10.255.1.2.

For more information about this event, see ISA Server Help.




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