Can anyone please point me to some good documentation on the internet for for setting up MS Exchange SMTP Connector in my DMZ to act as my Mail Relay server to pass mail to my Exchange Server on my protected network?
I am currently using Network Associates Webshield SMTP 4.5 for MS Exchange in...
SP4 for Windows was already installed.
I restarted the server tonight and performed the telnet step above. It denies the connection when I try to telnet.
The cpu does drop temporarily.
Where do I go from here?
I am seeing at least 100k spam mails within the past 48 + hours. My system is...
Setup overview for my EMAIL:
I am running Webshield 4.5 MR1A w/hot fix 8 SMTP gateway for MS Exchange which runs in my DMZ.
It hands the mail to my MS Exchange Server 2000 Server w/SP3 on the inside of the protected network.
Windows 2k w/SP4
How do I determine if I am running Post SP3 for...
Does anyone know of a black list/ORD product that I can run on top of webshield smtp for MS exchange?
Webshield has a manual block list and content filtering which is an admin's nightmare.
Can someone help me identify why this is happening?
Also, How do I determine if I'm running Post SP3 for MS Exchange 2k?
When I view my Exchange console I see:
Server Version 6.0 (Build 6249.4: Service Pack 3
Modified 2/26/2004 12:50AM
OS:
W2k w/SP4
Is there a way to configure MS Exchange 2000 to query a DNS-Black list?
Do you need additional software?
Can this be setup on the SMTP virtual server? If so how?
12.38.210.195 is my PAT address it is not my address for our Mail server... MX record.
I'm not sure how to proceed.
Because if you do an NSLOOKUP on ohplus.com set qt=mx you will get the correct record info:
12.38.210.203 = mx1.ohplus.com
You are also able to do a reverse lookup on the address.
The server sending your mail [12.38.210.195] does not have a reverse DNS entry. Connection Rejected. Please contact your Dial-Up/DSL/Network ISP Provider. Default Reject!>
I notice that some mailservers are responding with this message shown above.
What I don't understand is that our MX record...
Is there a way to block/deny emails that are addressed to unknown recipients in my organization.
For example: JoeBlow@mycompany.com
Joe Blow doesn't exist in my Global address list, therefore the email would get denied/bounced back to the source.
I would like to know how to setup the actual environment on a test-bed "in-house" that will simulate real-world. Hooking the routers (physically) together? Do I use cross-over cables or other cables with specific pinouts?
How can I simulate my bandwidth for the frame (T1 access...
The router will differentiate between data by instead of routing by the destination address, policy-based routing allows me to determine and implement routing policies to allow or deny paths based on the following:Application, protocol, or size of packet.
The 1750's will have WIC-1-ENET for...
I have 3 1750 cisco routers and I would like to simulate the following environment.
From site to site I would like to have my primary link a frame relay and my secondary a DSL (VPN). I want to send my business critical data over the frame and my non-business critical data over the DSL.
If the...
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