diff --git a/abonapp/forms.py b/abonapp/forms.py
index eb163dc..fc84e1b 100644
--- a/abonapp/forms.py
+++ b/abonapp/forms.py
@@ -165,3 +165,11 @@ class MarkersForm(forms.ModelForm):
     def save(self, commit=True):
         instance = super(MarkersForm, self).save(commit=False)
         return instance.save(update_fields=('markers',))
+
+
+class AmountMoneyForm(forms.Form):
+    amount = forms.FloatField(max_value=50000, label=_('Amount of money'))
+    comment = forms.CharField(max_length=128, label=_('Comment'), required=False)
+
+    def save(self):
+        pass
diff --git a/abonapp/templates/abonapp/editAbon.html b/abonapp/templates/abonapp/editAbon.html
index 1bb32ef..4869001 100644
--- a/abonapp/templates/abonapp/editAbon.html
+++ b/abonapp/templates/abonapp/editAbon.html
@@ -40,7 +40,9 @@
                         {# Ip address field #}
 {#                        {% trans 'Reset ip' as tx %}#}
 {#                        {% url 'abonapp:reset_ip' group.pk abon.username as url %}#}
-{#                        {% bootstrap_button '' button_type='link' icon='refresh' button_class='btn-default btn-cmd' id='iprefreshbtn' href=url size='sm' title=tx as bt %}#}
+{#                        {% if abon.is_dynamic_ip %}#}
+{#                            {% bootstrap_button '' button_type='link' icon='refresh' button_class='btn-default btn-cmd' id='iprefreshbtn' href=url size='sm' title=tx as bt %}#}
+{#                        {% endif %} #}
 {#                        {% bootstrap_field form.ip_address form_group_class='form-group-sm' addon_after_class='input-group-btn' addon_after=bt %}#}
 
 
diff --git a/abonapp/templates/abonapp/modal_abonamount.html b/abonapp/templates/abonapp/modal_abonamount.html
index e2db968..5107c80 100644
--- a/abonapp/templates/abonapp/modal_abonamount.html
+++ b/abonapp/templates/abonapp/modal_abonamount.html
@@ -1,4 +1,5 @@
 {% load i18n %}
+{% load bootstrap3 %}
 <form role="form" action="{% url 'abonapp:abon_amount' group_id abon.username %}" method="post"> {% csrf_token %}
     <div class="modal-header primary">
         <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
@@ -6,15 +7,8 @@
     </div>
 
     <div class="modal-body">
-        <div class="form-group-sm">
-            <label for="amount">{% trans 'Amount of money' %}</label>
 
-            <div class="input-group">
-                <span class="input-group-addon"><span class="glyphicon glyphicon-ruble"></span></span>
-                <input id="amount" type="text" name="amount" placeholder="0.0" class="form-control" required>
-            </div>
-        </div>
-        <input type="hidden" name="abonuname" value="{{ abon.username }}"><br>
+        {% bootstrap_form form %}
 
         <div class="btn-group">
             <button type="submit" class="btn btn-sm btn-primary">
diff --git a/abonapp/views.py b/abonapp/views.py
index e37698b..fee0a5d 100644
--- a/abonapp/views.py
+++ b/abonapp/views.py
@@ -4,6 +4,7 @@ from django.contrib.gis.shortcuts import render_to_text
 from django.core.exceptions import PermissionDenied, ValidationError
 from django.db import IntegrityError, ProgrammingError, transaction
 from django.db.models import Count, Q
+from django.http.request import QueryDict
 from django.shortcuts import render, redirect, get_object_or_404, resolve_url
 from django.contrib.auth.decorators import login_required
 from django.http import HttpResponse, HttpResponseBadRequest, HttpResponseRedirect
@@ -188,17 +189,23 @@ class DelAbonDeleteView(DeleteView):
 @transaction.atomic
 def abonamount(request, gid, uname):
     abon = get_object_or_404(models.Abon, username=uname)
+    frm = None
     try:
         if request.method == 'POST':
-            abonuname = request.POST.get('abonuname')
-            if abonuname == uname:
-                amnt = lib.safe_float(request.POST.get('amount'))
-                abon.add_ballance(request.user, amnt, comment=_('fill account through admin side'))
+            frm = forms.AmountMoneyForm(request.POST)
+            if frm.is_valid():
+                amnt = frm.cleaned_data.get('amount')
+                comment = frm.cleaned_data.get('comment')
+                if not comment:
+                    comment = _('fill account through admin side')
+                abon.add_ballance(request.user, amnt, comment=comment)
                 abon.save(update_fields=('ballance',))
                 messages.success(request, _('Account filled successfully on %.2f') % amnt)
                 return redirect('abonapp:abon_phistory', gid=gid, uname=uname)
             else:
                 messages.error(request, _('I not know the account id'))
+        else:
+            frm = forms.AmountMoneyForm()
     except (NasNetworkError, NasFailedResult) as e:
         messages.error(request, e)
     except lib.MultipleException as errs:
@@ -206,7 +213,8 @@ def abonamount(request, gid, uname):
             messages.error(request, err)
     return render_to_text('abonapp/modal_abonamount.html', {
         'abon': abon,
-        'group_id': gid
+        'group_id': gid,
+        'form': frm
     }, request=request)
 
 
@@ -1154,8 +1162,7 @@ def search_abon(request):
     if not word:
         return None
     results = models.Abon.objects.filter(fio__icontains=word)[:8]
-    results = ({'id': usr.pk, 'text': "%s: %s" % (usr.username, usr.fio)} for usr in results)
-    return results
+    return list({'id': usr.pk, 'text': "%s: %s" % (usr.username, usr.fio)} for usr in results)
 
 
 class DhcpLever(SecureApiView):
diff --git a/devapp/dev_types.py b/devapp/dev_types.py
index d1df5cf..02f8777 100644
--- a/devapp/dev_types.py
+++ b/devapp/dev_types.py
@@ -61,6 +61,7 @@ class DLinkPort(BasePort):
 
 class DLinkDevice(DevBase, SNMPBaseWorker):
     has_attachable_to_subscriber = True
+    tech_code = 'dlink_sw'
     description = _('DLink switch')
     is_use_device_port = True
 
@@ -196,6 +197,7 @@ class OLTDevice(DevBase, SNMPBaseWorker):
 class OnuDevice(DevBase, SNMPBaseWorker):
     has_attachable_to_subscriber = True
     description = _('PON ONU')
+    tech_code = 'bdcom_onu'
     is_use_device_port = False
 
     def __init__(self, dev_instance):
@@ -312,6 +314,7 @@ class EltexSwitch(DLinkDevice):
     description = _('Eltex switch')
     is_use_device_port = False
     has_attachable_to_subscriber = True
+    tech_code = 'eltex_sw'
 
     def get_ports(self) -> ListOrError:
         res = []
@@ -322,7 +325,7 @@ class EltexSwitch(DLinkDevice):
                                  self.get_item('.1.3.6.1.2.1.31.1.1.1.18.%d' % n),
                                  self.get_item('.1.3.6.1.2.1.2.2.1.8.%d' % n),
                                  self.get_item('.1.3.6.1.2.1.2.2.1.6.%d' % n),
-                                 int(speed),
+                                 int(speed) if speed != 'NOSUCHINSTANCE' else 0,
                                  ))
         return res
 
@@ -414,6 +417,7 @@ class Olt_ZTE_C320(OLTDevice):
 
 class ZteOnuDevice(OnuDevice):
     description = _('ZTE PON ONU')
+    tech_code = 'zte_onu'
 
     def get_details(self) -> Optional[Dict]:
         if self.db_instance is None:
diff --git a/devapp/models.py b/devapp/models.py
index 1e6eb53..cd72167 100644
--- a/devapp/models.py
+++ b/devapp/models.py
@@ -1,11 +1,9 @@
-import os
 from typing import Optional, AnyStr
-from subprocess import run
+
+from jsonfield import JSONField
 from django.db import models
-from django.conf import settings
 from django.shortcuts import resolve_url
 from django.utils.translation import gettext_lazy as _
-from jsonfield import JSONField
 
 from djing.fields import MACAddressField
 from djing.lib import MyChoicesAdapter
@@ -67,20 +65,12 @@ class Device(models.Model):
         verbose_name_plural = _('Devices')
         ordering = ('id',)
 
-    def get_abons(self):
-        pass
-
-    def get_status(self):
-        return self.status
-
     def get_manager_klass(self):
-        klasses = next(kl for kl in self.DEVICE_TYPES if kl[0] == self.devtype)
-        if klasses:
-            code, dev_class = klasses
-            if issubclass(dev_class, DevBase):
-                return dev_class
-        raise TypeError('one of types is not subclass of DevBase. '
-                        'Or implementation of that device type is not found')
+        try:
+            return next(klass for code, klass in self.DEVICE_TYPES if code == self.devtype)
+        except StopIteration:
+            raise TypeError('one of types is not subclass of DevBase. '
+                            'Or implementation of that device type is not found')
 
     def get_manager_object(self) -> DevBase:
         man_klass = self.get_manager_klass()
@@ -96,20 +86,12 @@ class Device(models.Model):
     def __str__(self):
         return "%s: (%s) %s %s" % (self.comment, self.get_devtype_display(), self.ip_address or '', self.mac_addr or '')
 
-    def update_dhcp(self, remove=False):
-        # FIXME: Remove static list of registrable device types
-        if self.devtype not in ('On', 'Dl', 'Zo'):
-            return
-        if self.group is None:
-            raise DeviceDBException(_('Device does not have a group, please fix that'))
-        code = self.group.code
-        newmac = str(self.mac_addr)
-        filepath = os.path.join(settings.BASE_DIR, 'devapp', 'onu_register.sh')
-        if remove:
-            param = 'del'
-        else:
-            param = 'update'
-        run((filepath, param, newmac, code))
+    @staticmethod
+    def update_dhcp():
+        from .onu_register import onu_register
+        onu_register(
+            Device.objects.exclude(group=None).select_related('group').only('mac_addr', 'group__code').iterator()
+        )
 
     def generate_config_template(self) -> Optional[AnyStr]:
         mng = self.get_manager_object()
diff --git a/devapp/onu_register.py b/devapp/onu_register.py
new file mode 100644
index 0000000..c3118b7
--- /dev/null
+++ b/devapp/onu_register.py
@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+from typing import Iterable
+from subprocess import run
+
+
+def onu_register(devices: Iterable):
+    with open('/etc/dhcp/macs.conf', 'w') as f:
+        for dev in devices:
+            if not dev.has_attachable_to_subscriber() or dev.mac_addr is None:
+                continue
+            group_code = dev.group.code
+            if not group_code:
+                continue
+            try:
+                mn = dev.get_manager_klass()
+                dev_code = mn.tech_code
+                f.write('subclass "%(group_code)s.%(dev_code)s" "%(mac)s";\n' % {
+                    'group_code': group_code,
+                    'mac': dev.mac_addr,
+                    'dev_code': dev_code
+                })
+            except TypeError:
+                continue
+    run(('/usr/bin/sudo', 'systemctl', 'restart', 'isc-dhcp-server.service'))
diff --git a/devapp/onu_register.sh b/devapp/onu_register.sh
deleted file mode 100755
index 485a43f..0000000
--- a/devapp/onu_register.sh
+++ /dev/null
@@ -1,55 +0,0 @@
-#!/bin/bash
-
-# Action
-ACT=$1
-if [[ ${ACT} == '' ]]; then
-  echo 'Need the action type parameter'
-  exit
-fi
-
-
-# old mac address
-if [[ $2 =~ ^([0-9A-Fa-f]{1,2}[:-]){5}([0-9A-Fa-f]{1,2})$ ]]; then
-  MAC=$2
-else
-  echo "Bad mac $MAC addr"
-  exit
-fi
-
-
-# part code
-if [[ $3 =~ ^[a-zA-Z]+$ ]]; then
-  PART_CODE=$3
-else
-  echo 'code must contains only letters'
-  exit
-fi
-
-
-DHCP_MACS='/etc/dhcp/macs.conf'
-PATH=/usr/local/sbin:/usr/local/bin:/usr/bin:/bin
-
-
-# if just remove device
-if [[ ${ACT} == 'del' ]]; then
-  sed -i "/${MAC}/d" ${DHCP_MACS}
-  exit
-fi
-
-
-# If exist mac with code
-if grep "^subclass\ \"${PART_CODE}\" \"${MAC}\";$" "${DHCP_MACS}" > /dev/null; then
-  # mac is already exists, quit
-  exit
-else
-
-  # If mac existing in another group
-  if grep "${MAC}" ${DHCP_MACS} > /dev/null; then
-    # remove it
-    sed -i "/${MAC}/d" ${DHCP_MACS}
-  fi
-
-  # add new mac
-  echo "subclass \"${PART_CODE}\" \"${MAC}\";" >> ${DHCP_MACS}
-  sudo systemctl restart isc-dhcp-server.service
-fi
diff --git a/devapp/views.py b/devapp/views.py
index 5a737b9..457cae3 100644
--- a/devapp/views.py
+++ b/devapp/views.py
@@ -76,7 +76,7 @@ class DeviceDeleteView(DeleteView):
     def delete(self, request, *args, **kwargs):
         res = super().delete(request, *args, **kwargs)
         try:
-            self.object.update_dhcp(remove=True)
+            self.object.update_dhcp()
         except DeviceDBException as e:
             messages.error(request, e)
         messages.success(request, _('Device successfully deleted'))
diff --git a/dialing_app/views.py b/dialing_app/views.py
index 4fd757c..af7d404 100644
--- a/dialing_app/views.py
+++ b/dialing_app/views.py
@@ -49,7 +49,7 @@ class LastCallsListView(BaseListView):
 @login_required
 @only_admins
 def to_abon(request, tel):
-    abon = Abon.objects.filter(telephone=tel)
+    abon = Abon.objects.filter(Q(telephone__icontains=tel) | Q(additional_telephones__telephone__icontains=tel))
     abon_count = abon.count()
     if abon_count > 1:
         messages.warning(request, _('Multiple users with the telephone number'))