librenms-librenms/includes/html/graphs/application/asterisk_sip.inc.php

<?php

require 'includes/html/graphs/common.inc.php';
$i = 0;
$scale_min = 0;
$nototal = 1;
$descr_len = 21;
$unit_text = 'SIP Peers';
$rrd_filename = Rrd::name($device['hostname'], ['app', 'asterisk', 'stats', $app->app_id]);

$astsip_access_array = [
    'sippeers'        => 'Total Peers',
    'sipmononline'    => 'Online (Monitored)',
    'sipmonoffline'   => 'Offline (Monitored)',
    'sipunmononline'  => 'Online (Unmonitored)',
    'sipunmonoffline' => 'Offline (Unmonitored)',
];

$colours = 'mixed';
$rrd_list = [];

if (Rrd::checkRrdExists($rrd_filename)) {
    foreach ($astsip_access_array as $ds => $descr) {
        $rrd_list[$i]['filename'] = $rrd_filename;
        $rrd_list[$i]['descr'] = $descr;
        $rrd_list[$i]['ds'] = $ds;
        $i++;
    }
} else {
    echo "file missing: $rrd_filename";
}
require 'includes/html/graphs/generic_multi_line.inc.php';