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Block of IP Addresses

Hello,

 

I own a block of IP addresses and I would like to NAT them over the network. Right now for each IP address that i want to NAT, i create first an additional IP address in the interfaces, assign it to the right interface and then i create the NAT rule with the automatic firewall rule. 

That works, but that can be very painful as i manage over 150 different IP addresses. Is there any other way that i can do the interfaces so it can understand that in a specific range (using the subnet of course) will know the IP addresses that can go through without me creating an additonal IP address every time?

 

Thanks.



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  • Yes, Vasilieos, there is a more-elegant approach.  Add an interface with your subnet and have your ISO route the subnet over your primary IP.  Now, you can put public IPs on the servers in a "Public DMZ" LAN protected by the UTM.  Note that this assumes that the UTM's WAN interface does not have a subnet that overlaps with that of your new DMZ.

    Eventually, you may want indeed to use a private subnet for your servers with Webserver Protection.  Note that this can be done with a single public IP as each Virtual Server can be for a unique FQDN that is managed on one or more internal servers.  Yes, this can give you load-balancing or fail-over for Real Servers defined in Webserver Protection.  There is a straightforward method for managing such a transition.

    Cheers - Bob

     
    Sophos UTM Community Moderator
    Sophos Certified Architect - UTM
    Sophos Certified Engineer - XG
    Gold Solution Partner since 2005
    MediaSoft, Inc. USA
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