I haven't written a line in Perl in 10 years but I was asked to turn this: 
<?xml version="1.0" encoding="UTF-8"?>
<sub-group-tree>
    <host-group host-baselines="true" suppress-excluded-services="true
+" inverse-suppression="false" host-trap="false" name="inside-hosts">
        <host-group id="65534" name="Catch All" host-baselines="true" 
+suppress-excluded-services="true" inverse-suppression="false" host-tr
+ap="false">
            <ip-address-ranges>10.0.0.0/8</ip-address-ranges>
            <ip-address-ranges>192.168.0.0/16</ip-address-ranges>
        </host-group>
        <host-group id="23" name="By Function" host-baselines="true" s
+uppress-excluded-services="true" inverse-suppression="false" host-tra
+p="false">
            <host-group id="61" name="B2B" host-baselines="true" suppr
+ess-excluded-services="true" inverse-suppression="false" host-trap="f
+alse">
                <ip-address-ranges>192.168.0.0/16, 192.167.0.0/16, 192
+.166.0.0/16</ip-address-ranges>
            </host-group>
            <host-group id="24" name="DMZ" host-baselines="true" suppr
+ess-excluded-services="true" inverse-suppression="false" host-trap="f
+alse">
                <ip-address-ranges>192.168.0.1/16, 192.167.0.1/16, 192
+.166.0.1/16</ip-address-ranges>
            </host-group>
            <host-group id="139" name="Guest and Mobile Networks" host
+-baselines="true" suppress-excluded-services="true" inverse-suppressi
+on="false" host-trap="false">
                <host-group id="55" name="CAG_Mobile" host-baselines="
+true" suppress-excluded-services="true" inverse-suppression="false" h
+ost-trap="false">
                    <ip-address-ranges>10.126.0.0/16, 10.127.0.0/16, 1
+0.128.0.0/16</ip-address-ranges>
                </host-group>
                <host-group id="59" name="Guest Catch-All" host-baseli
+nes="true" suppress-excluded-services="true" inverse-suppression="fal
+se" host-trap="false">
                    <ip-address-ranges>10.126.0.0/16, 10.127.0.0/16</i
+p-address-ranges>
                </host-group>
                <host-group id="45" name="Guest Wireless Networks" hos
+t-baselines="false" suppress-excluded-services="true" inverse-suppres
+sion="false" host-trap="false">
                    <ip-address-ranges>192.168.0.0/16, 192.167.0.0/16,
+ 192.166.0.0/16</ip-address-ranges>
                </host-group>
            </host-group>
            <host-group id="35" name="Infrastructure" host-baselines="
+true" suppress-excluded-services="true" inverse-suppression="false" h
+ost-trap="false">
                <host-group id="8" name="Firewalls" host-baselines="tr
+ue" suppress-excluded-services="true" inverse-suppression="false" hos
+t-trap="false">
                    <ip-address-ranges>192.168.0.1/16</ip-address-rang
+es>
                    <ip-address-ranges>192.168.0.2/16</ip-address-rang
+es>
                </host-group>
                <host-group id="11" name="NAT Gateway" host-baselines=
+"true" suppress-excluded-services="true" inverse-suppression="false" 
+host-trap="false" />
                <host-group id="39" name="Network Devices" host-baseli
+nes="true" suppress-excluded-services="true" inverse-suppression="fal
+se" host-trap="false">
                    <ip-address-ranges>192.168.0.1/16</ip-address-rang
+es>
                    <ip-address-ranges>192.168.0.2/16</ip-address-rang
+es>
                    <ip-address-ranges>192.168.0.1/16</ip-address-rang
+es>
                    <ip-address-ranges>192.168.0.2/16</ip-address-rang
+es>
                    <ip-address-ranges>192.168.0.1/16</ip-address-rang
+es>
                    <ip-address-ranges>192.168.0.2/16</ip-address-rang
+es>
                </host-group>
                </host-group>
            <host-group id="7" name="Internal 3rd Party Managed Device
+s" host-baselines="true" suppress-excluded-services="true" inverse-su
+ppression="false" host-trap="false" />
            <host-group id="6" name="Other" host-baselines="true" supp
+ress-excluded-services="true" inverse-suppression="false" host-trap="
+false">
                <host-group id="18" name="Broadcast" host-baselines="t
+rue" suppress-excluded-services="true" inverse-suppression="false" ho
+st-trap="false">
                    <ip-address-ranges>255.0.0.0/8</ip-address-ranges>
                </host-group>
                <host-group id="17" name="Link-Local" host-baselines="
+true" suppress-excluded-services="true" inverse-suppression="false" h
+ost-trap="false">
                    <ip-address-ranges>169.254.0.0/16</ip-address-rang
+es>
                </host-group>
                <host-group id="19" name="Localhost" host-baselines="t
+rue" suppress-excluded-services="true" inverse-suppression="false" ho
+st-trap="false">
                    <ip-address-ranges>127.</ip-address-ranges>
                </host-group>
                <host-group id="14" name="Multicast" host-baselines="t
+rue" suppress-excluded-services="true" inverse-suppression="false" ho
+st-trap="false">
                    <ip-address-ranges>192.0.0.0/24</ip-address-ranges
+>
                </host-group>
            </host-group>
            <host-group id="5" name="Users" host-baselines="false" sup
+press-excluded-services="true" inverse-suppression="false" host-trap=
+"false">
                <host-group id="3" name="Desktops" host-baselines="fal
+se" suppress-excluded-services="true" inverse-suppression="false" hos
+t-trap="false" />
                <host-group id="33" name="Remote VPN IP Pool" host-bas
+elines="false" suppress-excluded-services="true" inverse-suppression=
+"false" host-trap="false" />
            </host-group>
            <host-group id="12" name="VoIP" host-baselines="false" sup
+press-excluded-services="true" inverse-suppression="false" host-trap=
+"false">
                <host-group id="37" name="Endpoints" host-baselines="t
+rue" suppress-excluded-services="true" inverse-suppression="false" ho
+st-trap="false" />
                <host-group id="13" name="Gateways" host-baselines="tr
+ue" suppress-excluded-services="true" inverse-suppression="false" hos
+t-trap="false">
                    <ip-address-ranges>192.168.0.1/16</ip-address-rang
+es>
                </host-group>
            </host-group>
        </host-group>
        <host-group id="43" name="By Location" host-baselines="false" 
+suppress-excluded-services="false" inverse-suppression="false" host-t
+rap="false">
            <host-group id="77" name="Amhearst" host-baselines="true" 
+suppress-excluded-services="true" inverse-suppression="false" host-tr
+ap="false">
                <ip-address-ranges>10.10.10.1/16</ip-address-ranges>
                <ip-address-ranges>192.168.0.0/16</ip-address-ranges>
            </host-group>
            <host-group id="79" name="Springfield" host-baselines="tru
+e" suppress-excluded-services="true" inverse-suppression="false" host
+-trap="false">
                <ip-address-ranges>192.168.0.1/24</ip-address-ranges>
            </host-group>
        </host-group>
    </host-group>
</sub-group-tree>

[download]
Into this: 
Group.Servers.AllServers    10.100.10.0/24
Group.Servers.Mail    10.100.1.10/32
Group2.Development.Lab    172.16.0.0/22
Group2.Development.Linux    172.16.12.9/32

[download]
I've been working on this for 12 hours and have gotten just about nowhere. Could somebody provide me some guidance? Anything to get me going in the right direction? I'm completely swimming. Thanks!

In reply to Nested XML Question by zelet

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