RE: VPN Client cannot RDP to server on LAN

  • From: "Stefaan Pouseele" <stefaan.pouseele@xxxxxxxxx>
  • To: "'[ISAserver.org Discussion List]'" <isalist@xxxxxxxxxxxxx>
  • Date: Thu, 5 Jan 2006 23:42:30 +0100

Hi Tom, 

that was also my first thought but the empty rule column and
'FWX_E_NETWORK_RULES_DENIED' bothered me...  ;-)

Thanks, 
Stefaan

-----Original Message-----
From: Thomas W Shinder [mailto:tshinder@xxxxxxxxxxx] 
Sent: donderdag 5 januari 2006 22:38
To: [ISAserver.org Discussion List]
Subject: [isalist] RE: VPN Client cannot RDP to server on LAN

http://www.ISAserver.org

Hi Stefaan,

Good idea, but I thought this was unlikely because there is a default
Network Rule in place, so you don't need to create it.

Tom

Thomas W Shinder, M.D.
Site: www.isaserver.org
Blog: http://spaces.msn.com/members/drisa/
Book: http://tinyurl.com/3xqb7
MVP -- ISA Firewalls
**Who is John Galt?**

 

> -----Original Message-----
> From: Stefaan Pouseele [mailto:stefaan.pouseele@xxxxxxxxx]
> Sent: Thursday, January 05, 2006 2:38 PM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] RE: VPN Client cannot RDP to server on LAN
> 
> http://www.ISAserver.org
> 
> Hi Danny,
> 
> Because the rule column is empty, check out if there is a
> *network* rule
> defined for the commmunication between the VPN clients and the 
> Internal network?
> 
> HTH,
> Stefaan
> 
> -----Original Message-----
> From: Danny [mailto:nocmonkey@xxxxxxxxx]
> Sent: donderdag 5 januari 2006 20:19
> To: [ISAserver.org Discussion List]
> Subject: [isalist] VPN Client cannot RDP to server on LAN
> 
> http://www.ISAserver.org
> 
> ISA 2004 SP1 on Win2003 STD SP1, just activated PPTP VPN through ISA 
> mgmt console, created Access/Allow rule (there are no pre-existing 
> deny rules - except for the default) for all Outbound protocols, From 
> VPN Clients, To All Protected Networks, All users, yet an RDP 
> connection to a server on the LAN is denied (see log below).  I can 
> RDP to the ISA server, but just not other servers.
> 
> The odd part, in the firewall log, the rule column is empty, whereas 
> most denies occurd due to the Default Deny Rule.
> 
> Any assistance would be much appreciated.
> 
> <Excuse the line wrap>
> 
> Original Client IP Client Agent Authenticated Client Service Server 
> Name Referring Server Destination Host Name Transport MIME Type Object 
> Source Source Proxy Destination Proxy Bidirectional Client Host Name 
> Filter Information Network Interface Raw IP Header Raw Payload Source 
> Port Processing Time Bytes Sent Bytes Received Result Code HTTP Status 
> Code Cache Information Error Information Log Record Type Log Time 
> Destination IP Destination Port Protocol Action Rule Client IP Client 
> Username Source Network Destination Network HTTP Method URL 
> 192.168.1.130 MS-ISA - TCP - -
> 1396 0 0 0 0xc0040012 FWX_E_NETWORK_RULES_DENIED 0x0 0x0 Firewall 
> 05/01/2006
> 1:55:25 PM
> 192.168.1.253 3389 RDP (Terminal Services) Denied Connection 
> 192.168.1.130 VPN Clients Internal - - 192.168.1.130 MS-ISA - TCP - - 
> 1396 0 0 0
> 0xc0040012 FWX_E_NETWORK_RULES_DENIED 0x0 0x0 Firewall
> 05/01/2006 1:55:28 PM
> 192.168.1.253 3389 RDP (Terminal Services) Denied Connection 
> 192.168.1.130 VPN Clients Internal - -
> 



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