$oltip = "10.10.10.10";
$oltrocommunity = "public";
$oidgetcardtype = ".1.3.6.1.4.1.3902.1015.2.1.1.3.1.4.1.1";
$oidcardcpuload = ".1.3.6.1.4.1.3902.1015.2.1.1.3.1.9.1.1";
$oidcardmemutil = ".1.3.6.1.4.1.3902.1015.2.1.1.3.1.11.1.1";
$oidonuifnumber = ".1.3.6.1.4.1.3902.1012.3.28.3.1.8";
$oidonusn = ".1.3.6.1.4.1.3902.1012.3.28.1.1.5";
$oidonusignal = ".1.3.6.1.4.1.3902.1015.1010.11.2.1.2";
$oidonudescr = ".1.3.6.1.4.1.3902.1012.3.28.1.1.2";
$oidsysname = ".1.3.6.1.2.1.1.5.0";
$oidonumodel = ".1.3.6.1.4.1.3902.1012.3.50.11.2.1.9";
$oidonulanifstatus = "1.3.6.1.4.1.3902.1012.3.50.14.1.1.7";
$oidonulanifoperstatus = "1.3.6.1.4.1.3902.1012.3.50.14.1.1.6";
$oidonuuptime = "1.3.6.1.4.1.3902.1012.3.50.11.2.1.20";
$oidonudistance = ".1.3.6.1.4.1.3902.1012.3.11.4.1.2";


$gpon_id['gpon-olt_1/1/1'] = 268501248;
$gpon_id['gpon-olt_1/1/2'] = 268501504;
$gpon_id['gpon-olt_1/1/3'] = 268501760;
$gpon_id['gpon-olt_1/1/4'] = 268502016;
$gpon_id['gpon-olt_1/1/5'] = 268502272;
$gpon_id['gpon-olt_1/1/6'] = 268502528;
$gpon_id['gpon-olt_1/1/7'] = 268502784;
$gpon_id['gpon-olt_1/1/8'] = 268503040;
$gpon_id['gpon-olt_1/1/9'] = 268503296;
$gpon_id['gpon-olt_1/1/10'] = 268503552;
$gpon_id['gpon-olt_1/1/11'] = 268503808;
$gpon_id['gpon-olt_1/1/12'] = 268504064;
$gpon_id['gpon-olt_1/1/13'] = 268504320;
$gpon_id['gpon-olt_1/1/14'] = 268504576;
$gpon_id['gpon-olt_1/1/15'] = 268504832;
$gpon_id['gpon-olt_1/1/16'] = 268505088;
$gpon_id['gpon-olt_1/2/1'] = 268566784;
$gpon_id['gpon-olt_1/2/2'] = 268567040;
$gpon_id['gpon-olt_1/2/3'] = 268567296;
$gpon_id['gpon-olt_1/2/4'] = 268567552;
$gpon_id['gpon-olt_1/2/5'] = 268567808;
$gpon_id['gpon-olt_1/2/6'] = 268568064;
$gpon_id['gpon-olt_1/2/7'] = 268568320;
$gpon_id['gpon-olt_1/2/8'] = 268568576;
$gpon_id['gpon-olt_1/2/9'] = 268568832;
$gpon_id['gpon-olt_1/2/10'] = 268569088;
$gpon_id['gpon-olt_1/2/11'] = 268569344;
$gpon_id['gpon-olt_1/2/12'] = 268569600;
$gpon_id['gpon-olt_1/2/13'] = 268569856;
$gpon_id['gpon-olt_1/2/14'] = 268570112;
$gpon_id['gpon-olt_1/2/15'] = 268570368;
$gpon_id['gpon-olt_1/2/16'] = 268570624;


function port_oid_to_if_convert($portdec) {
    // Конвертирует OID интерфейса в название порта
    $dec = decbin($portdec);
    $mactypenum = substr("$dec", 0, -28); // type 4 bit
    $macshelfnum = substr("$dec", 4, -24); // shelf 4 bit
    $macslotnum = substr("$dec", 8, -20); // slot 4 bit
    $macoltportnum = substr("$dec", 12, -16); // olt port 4 bit
    $maconuportnum = substr("$dec", 16, -8); // onu port 8 bit
    $port = (bindec($macshelfnum) + 1) . "/" . (bindec($macslotnum) + 1) . "/" . (bindec($macoltportnum) + 1) . ":" . (bindec($maconuportnum) + 1);
    return $port;
}

function mac_dec_to_hex_convert($macdec) {
    // Конвертирует MAC адрес с DEC в HEX формат
    $macdec = explode(".", $macdec);
    foreach ($macdec as $key => $value) {
        if ($value < 16) {
            $machex = "0" . dechex($value);
        } else {
            $machex = dechex($value);
        }
        $machexarr[$key] = $machex;
    }
    return strtoupper($machexarr[0] . ":" . $machexarr[1] . ":" . $machexarr[2] . ":" . $machexarr[3] . ":" . $machexarr[4] . ":" . $machexarr[5]);
}

function PortMacVlanConvert($oid) {
    // Разбирает OID на название интерфейса, VLAN, MAC
    $oidtmp = explode(".", $oid);
    $oidiface = $oidtmp[0];
    $oidvlan = $oidtmp[1];
    $oidmac = $oidtmp[2] . "." . $oidtmp[3] . "." . $oidtmp[4] . "." . $oidtmp[5] . "." . $oidtmp[6] . "." . $oidtmp[7];
    $array['interface'] = port_oid_to_if_convert($oidiface);
    $array['vlan'] = $oidvlan;
    $array['mac'] = mac_dec_to_hex_convert($oidmac);
    return $array;
}

function port_if_to_oid_convert($port) {
    // Конвертирует название интерфейса в OID
    $port = str_replace("/", " ", $port);
    $port = str_replace(":", " ", $port);
    $port = explode(" ", $port);
    $shelf = str_pad(decbin($port[0] - 1), 4, "0", STR_PAD_LEFT);
    $slot = str_pad(decbin($port[1] - 1), 4, "0", STR_PAD_LEFT);
    $oltport = str_pad(decbin($port[2] - 1), 4, "0", STR_PAD_LEFT);
    $onuport = str_pad(decbin($port[3] - 1), 8, "0", STR_PAD_LEFT);
    $result = "1010" . $shelf . $slot . $oltport . $onuport . "00000000";
    $result = bindec($result);
    return $result;
}