To get the IPs on your network

<?php

host -l yourdomain.com | awk '{print $4 }' | sort -t. > ipaddr



$ip = file("ipaddr"); 

OR

$ip = array (
"",
"",
"",
"",
"",
""
);

$total = count($ip);
print "
        <table cellspacing=2>
        <tr bgcolor=CCCCCC>
        <th align=left>Printer Type</th>
        <th align=left>Hostname</th>
        <th align=left>IP Addr</th></tr>";

for($i=0; $i < $total; $i++) {

$printer_model =
@snmpget("$ip[$i]","public",".");
$printer_vars = explode(";",$printer_model);

        $printer = $printer_vars[0] ."<BR>\n";
        $printer .= $printer_vars[1] ."<BR>\n";
        $printer .= $printer_vars[2] ."<BR>\n";
        $printer .= $printer_vars[3] ."<BR>\n";

        // $val = explode(";",$printer_vars);
        $printer = ereg_replace("\"","",$printer);

        print "
        <tr bgcolor=CCAACC>
        <td valign=top> $printer </td>
        <td valign=top> <b>";
        print gethostbyaddr($ip[$i]);
        print "</b> </td>
        <td valign=top> <b>$ip[$i]</b> </td>
        </tr>";
         print "<P>";
}
 print "</table>";
 echo "<br>";
 echo "Total Printers Queried:" . $total;
 echo "Please Note that you may not have recieved info from ALL
Printers";

############

$ip = array (
"",
"",
"",
"",
"",
""
);

$total = count($ip);
print  "
    <table cellspacing=2>
    <tr bgcolor=CCCCCC>
    <th align=left>Hostname</th>
    <th align=left>Location</th>
    <th align=left>DNS Name</th>
    <th align=left>IP address</th>";

for($i=0; $i < $total; $i++) {

    $mib_sysLocation =  "system.sysLocation.0";
    $mib_sysContact =  "system.sysContact.0";
    $mib_sysName =  "system.sysName.0";
    $mib_sysUptime =  "system.sysUpTime.0";
    $mib_sysDescr =  "system.sysDescr.0";

    $_contact = @snmpget( "$ip[$i]",  "public",  "$mib_sysContact");
    $_hostname = @snmpget( "$ip[$i]",  "public",  "$mib_sysName");
    $_location = @snmpget( "$ip[$i]",  "public",  "$mib_sysLocation");


    print  "
    <tr bgcolor=CCAACC>
    <td valign=top> $_hostname </td>
    <td> $_location </td>
    
    <td valign=top> <b>";
    print gethostbyaddr($ip[$i]);
    print  "</b> </td>
    <td valign=top> <b>$ip[$i]</b> </td>
    </tr>"; 
     print  "<P>";

}

 print  "</table>";
 echo  "<br>";
 echo  "Total Switches  Queried:" . $total;
 echo  "Please Note that you may not have recieved info from ALL
Printers";

############
$ip = array (
"",
"",
"",
"",
"",
""
);

$total = count($ip);
print  "
    <table cellspacing=2>
    <tr bgcolor=CCCCCC>
    <th align=left>Hostname</th>
    <th align=left>Location</th>
    <th align=left>Contact</th></tr>
    <th align=left>DNS Name</th>
    <th align=left>IP address</th>";

for($i=0; $i < $total; $i++) {

    $mib_sysLocation =  "system.sysLocation.0";
    $mib_sysContact =  "system.sysContact.0";
    $mib_sysName =  "system.sysName.0";
    $mib_sysUptime =  "system.sysUpTime.0";
    $mib_sysDescr =  "system.sysDescr.0";

    $_contact = @snmpget( "$ip[$i]",  "public",  "$mib_sysContact");
    $_hostname = @snmpget( "$ip[$i]",  "public",  "$mib_sysName");
    $_location = @snmpget( "$ip[$i]",  "public",  "$mib_sysLocation");


    print  "
    <tr bgcolor=CCAACC>
    <td valign=top> $_hostname </td>
    <td> $_location </td>
    <td> $_contact </td>
    
    <td valign=top> <b>";
    print gethostbyaddr($ip[$i]);
    print  "</b> </td>
    <td valign=top> <b>$ip[$i]</b> </td>
    </tr>"; 
     print  "<P>";

}
 print  "</table>";
 echo  "<br>";
 echo  "Total Switches  Queried:" . $total;
 echo  "Please Note that you may not have recieved info from ALL
Printers";


$ip = array (
"",
"",
"",
"",
"",
""
);

$total = count($ip);

for($i=0; $i < $total; $i++) {
        print gethostbyaddr($ip[$i]) . "<br>";

}

##############
$ip = file("ipaddr");
for($i=0; $i< count($ip); $i++) {
         $ipaddr = gethostbyaddr($ip[$i]);
        print "\n" . $ipaddr . "<br>";
}

?>