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Re: [FW-1] Exchange Server via VPN



Scott Friedman wrote:
>
> is your VPN rule allowing ALL traffic?
Yes.
When using VPN I can send message by telnet session.

@host[p5]~>telnet relay.any.com 25
Trying x.x.x.x...
Connected to relay.any.com.
Escape character is '^]'.
220 RS Service ready
helo host
250 Requested mail action okay, completed
mail from: [email protected]
250 Requested mail action okay, completed
rcpt to: [email protected]
250 Requested mail action okay, completed
data
354 Start mail input; end with <CRLF>.<CRLF>
test
.
250 Requested mail action okay, completed
quit
221 RS Service closing transmission channel
Connection closed by foreign host.

Data accepted. But MS Exchange server can't transmit data.


> Scott J. Friedman, MCSE CCSE CCNA
> Security Engineer
> Ideal Technology Solutions, Inc
> Email : [email protected]
> Phone :>
> >>> [email protected] 02/27/02 09:42AM >>>
> Hello All,
>
> Has anyone khow why Exchange Server(ES) can't transmit
> DATA to Remote Server (RS) when using VPN(FW-1 4.0)?
>
> 2002-02-27 - OutboundConnectionResponse - 25 - - 220 Serviceready
> 2002-02-27 RS OutboundConnectionCommand HELO - ES
> 2002-02-27 RS OutboundConnectionResponse - -
> 250+Requested+mail+action+okay,+completed
> 2002-02-27 RS OutboundConnectionCommand MAIL - FROM:<[email protected]>
> 2002-02-27 RS OutboundConnectionResponse - -
> 250+Requested+mail+action+okay,+completed
> 2002-02-27 RS OutboundConnectionCommand  - 25 RCPT -
> TO:<[email protected]>
> 2002-02-27 RS OutboundConnectionResponse - -
> 250+Requested+mail+action+okay,+completed
> 2002-02-27 RS OutboundConnectionCommand - 25 DATA - -
> 2002-02-27 RS OutboundConnectionResponse - 25 - -
> 354+Start+mail+input;+end+with+<CRLF>.<CRLF>
>
> And nothing to do.
>
> When I don't use VPN all work properly.
>
> 2002-02-27 - OutboundConnectionResponse - 25 - - 220 Serviceready
> 2002-02-27 RS OutboundConnectionCommand HELO - ES
> 2002-02-27 RS OutboundConnectionResponse - -
> 250+Requested+mail+action+okay,+completed
> 2002-02-27 RS OutboundConnectionCommand MAIL - FROM:<[email protected]>
> 2002-02-27 RS OutboundConnectionResponse - -
> 250+Requested+mail+action+okay,+completed
> 2002-02-27 RS OutboundConnectionCommand  - 25 RCPT -
> TO:<[email protected]>
> 2002-02-27 RS OutboundConnectionResponse - -
> 250+Requested+mail+action+okay,+completed
> 2002-02-27 RS OutboundConnectionCommand - 25 DATA - -
> 2002-02-27 RS OutboundConnectionResponse - 25 - -
> 354+Start+mail+input;+end+with+<CRLF>.<CRLF>
> 2002-02-27 RS OutboundConnectionResponse - 25 - -
> 250+Requested+mail+action+okay,+completed
> 2002-02-27 RS OutboundConnectionCommand - 25 QUIT - -
> 2002-02-27 RS OutboundConnectionResponse - 25 - -
> 221+Service+closing+transmission+channel
>
> Any suggestions and comments would be appreciated.
>
--
Best regards,
Yevgen Ionov
IVY3-RIPE

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