diff --git a/html/includes/authentication/http-auth.inc.php b/html/includes/authentication/http-auth.inc.php
index 141d80c2f..1fda198f4 100644
--- a/html/includes/authentication/http-auth.inc.php
+++ b/html/includes/authentication/http-auth.inc.php
@@ -27,7 +27,7 @@ function authenticate($username,$password)
   return 0;
 }
 
-function passwordscanchange()
+function passwordscanchange($username = "")
 {
   return 0;
 }
@@ -42,7 +42,7 @@ function auth_usermanagement()
   return 1;
 }
 
-function adduser($username, $password, $level, $email = "", $realname = "")
+function adduser($username, $password, $level, $email = "", $realname = "", $can_modify_passwd = '1')
 {
   return dbInsert(array('username' => $username, 'password' => $password, 'level' => $level, 'email' => $email, 'realname' => $realname), 'users');
 }
diff --git a/html/includes/authentication/ldap.inc.php b/html/includes/authentication/ldap.inc.php
index facb62f30..1783fb8ee 100644
--- a/html/includes/authentication/ldap.inc.php
+++ b/html/includes/authentication/ldap.inc.php
@@ -47,7 +47,7 @@ function authenticate($username,$password)
   return 0;
 }
 
-function passwordscanchange()
+function passwordscanchange($username = "")
 {
   return 0;
 }
@@ -62,7 +62,7 @@ function auth_usermanagement()
   return 0;
 }
 
-function adduser($username, $password, $level, $email = "", $realname = "")
+function adduser($username, $password, $level, $email = "", $realname = "", $can_modify_passwd = '1')
 {
   # Not supported
   return 0;
diff --git a/html/includes/authentication/mysql.inc.php b/html/includes/authentication/mysql.inc.php
index 080823c2f..14df72852 100644
--- a/html/includes/authentication/mysql.inc.php
+++ b/html/includes/authentication/mysql.inc.php
@@ -24,7 +24,7 @@ function authenticate($username,$password)
   return 0;
 }
 
-function passwordscanchange($username="")
+function passwordscanchange($username = "")
 {
   /*
    * By default allow the password to be modified, unless the existing
diff --git a/includes/polling/netstats-ip.inc.php b/includes/polling/netstats-ip.inc.php
index ebe16d18a..42e2d4429 100755
--- a/includes/polling/netstats-ip.inc.php
+++ b/includes/polling/netstats-ip.inc.php
@@ -23,7 +23,7 @@ if ($device['os'] != "Snom")
     $snmpstring .= " IP-MIB::".$oid.".0";
   }
 
-  $data = snmp_get_multi($device, $snmpstring, NULL, "IP-MIB");
+  $data = snmp_get_multi($device, $snmpstring, "-OQUs", "IP-MIB");
 
   $rrdupdate = "N";
 
diff --git a/includes/polling/netstats-tcp.inc.php b/includes/polling/netstats-tcp.inc.php
index b1946c2d1..b4fd32f80 100755
--- a/includes/polling/netstats-tcp.inc.php
+++ b/includes/polling/netstats-tcp.inc.php
@@ -27,7 +27,7 @@ if ($device['os'] != "Snom")
   $snmpstring .= " tcpHCInSegs.0";
   $snmpstring .= " tcpHCOutSegs.0";
 
-  $data = snmp_get_multi($device, $snmpstring, NULL, "TCP-MIB");
+  $data = snmp_get_multi($device, $snmpstring, "-OQUs", "TCP-MIB");
 
   $rrdupdate = "N";
 
diff --git a/includes/polling/netstats-udp.inc.php b/includes/polling/netstats-udp.inc.php
index 56e407734..4d1417d04 100755
--- a/includes/polling/netstats-udp.inc.php
+++ b/includes/polling/netstats-udp.inc.php
@@ -22,7 +22,7 @@ if ($device['os'] != "Snom")
     $snmpstring .= " UDP-MIB::".$oid.".0";
   }
 
-  $data = snmp_get_multi($device, $snmpstring, NULL, "UDP-MIB");
+  $data = snmp_get_multi($device, $snmpstring, "-OQUs", "UDP-MIB");
 
   $rrdupdate = "N";
 
diff --git a/includes/snmp.inc.php b/includes/snmp.inc.php
index 455c42b61..49cb8e299 100644
--- a/includes/snmp.inc.php
+++ b/includes/snmp.inc.php
@@ -14,8 +14,6 @@ function snmp_get_multi($device, $oids, $options = "-OQUs", $mib = NULL, $mibdir
 {
   global $debug,$config,$runtime_stats,$mibs_loaded;
 
-  if (!$options) { $options = "-OQUs"; }
-
   if (is_numeric($device['timeout']) && $device['timeout'] > 0)
   {
      $timeout = $device['timeout'];
@@ -133,7 +131,6 @@ function snmp_walk($device, $oid, $options = NULL, $mib = NULL, $mibdir = NULL)
     $device['transport'] = "udp";
   }
 
-  // php has no bulkwalk functionality, so use binary for this.
   if ($device['snmpver'] == 'v1' || $config['os'][$device['os']]['nobulk'])
   {
     $snmpcommand = $config['snmpwalk'];