diff --git a/monkey/infection_monkey/network/__init__.py b/monkey/infection_monkey/network/__init__.py
index 33a6871e2..fe3e6cb7a 100644
--- a/monkey/infection_monkey/network/__init__.py
+++ b/monkey/infection_monkey/network/__init__.py
@@ -1,4 +1,4 @@
-from abc import ABCMeta, abstractmethod, abstractproperty
+from abc import ABCMeta, abstractmethod
 
 __author__ = 'itamar'
 
@@ -10,7 +10,8 @@ class HostScanner(object, metaclass=ABCMeta):
 
 
 class HostFinger(object, metaclass=ABCMeta):
-    @abstractproperty
+    @property
+    @abstractmethod
     def _SCANNED_SERVICE(self):
         pass
 
diff --git a/monkey/infection_monkey/network/firewall.py b/monkey/infection_monkey/network/firewall.py
index 88171ecda..16af673b1 100644
--- a/monkey/infection_monkey/network/firewall.py
+++ b/monkey/infection_monkey/network/firewall.py
@@ -92,7 +92,7 @@ class WinAdvFirewall(FirewallApp):
     def close(self):
         try:
             for rule in list(self._rules.keys()):
-                self.remove_firewall_rule({'name': rule})
+                self.remove_firewall_rule(name=rule)
         except:
             pass
 
diff --git a/monkey/infection_monkey/network/info.py b/monkey/infection_monkey/network/info.py
index 50cd7aa0a..e41be20ac 100644
--- a/monkey/infection_monkey/network/info.py
+++ b/monkey/infection_monkey/network/info.py
@@ -63,7 +63,7 @@ else:
 
 
     def get_routes():  # based on scapy implementation for route parsing
-        LOOPBACK_NAME = "lo"
+        LOOPBACK_NAME = b"lo"
         SIOCGIFADDR = 0x8915  # get PA address
         SIOCGIFNETMASK = 0x891b  # get network PA mask
         RTF_UP = 0x0001  # Route usable
@@ -85,7 +85,7 @@ else:
             routes.append((dst, msk, "0.0.0.0", LOOPBACK_NAME, ifaddr))
 
         for l in f.readlines()[1:]:
-            iff, dst, gw, flags, x, x, x, msk, x, x, x = l.split()
+            iff, dst, gw, flags, x, x, x, msk, x, x, x = [var.encode() for var in l.split()]
             flags = int(flags, 16)
             if flags & RTF_UP == 0:
                 continue
diff --git a/monkey/infection_monkey/network/mssql_fingerprint.py b/monkey/infection_monkey/network/mssql_fingerprint.py
index 7b666bf9f..e6130732d 100644
--- a/monkey/infection_monkey/network/mssql_fingerprint.py
+++ b/monkey/infection_monkey/network/mssql_fingerprint.py
@@ -1,3 +1,4 @@
+import errno
 import logging
 import socket
 
@@ -54,7 +55,7 @@ class MSSQLFinger(HostFinger):
             sock.close()
             return False
         except socket.error as e:
-            if e.errno == socket.errno.ECONNRESET:
+            if e.errno == errno.ECONNRESET:
                 LOG.info('Connection was forcibly closed by the remote host. The host: {0} is rejecting the packet.'
                          .format(host))
             else:
diff --git a/monkey/infection_monkey/network/tools.py b/monkey/infection_monkey/network/tools.py
index abcd5a5cd..8fcc2892e 100644
--- a/monkey/infection_monkey/network/tools.py
+++ b/monkey/infection_monkey/network/tools.py
@@ -96,7 +96,7 @@ def check_udp_port(ip, port, timeout=DEFAULT_TIMEOUT):
     is_open = False
 
     try:
-        sock.sendto("-", (ip, port))
+        sock.sendto(b"-", (ip, port))
         data, _ = sock.recvfrom(BANNER_READ)
         is_open = True
     except socket.error:
@@ -116,7 +116,7 @@ def check_tcp_ports(ip, ports, timeout=DEFAULT_TIMEOUT, get_banner=False):
     :return: list of open ports. If get_banner=True, then a matching list of banners.
     """
     sockets = [socket.socket(socket.AF_INET, socket.SOCK_STREAM) for _ in range(len(ports))]
-    [s.setblocking(0) for s in sockets]
+    [s.setblocking(False) for s in sockets]
     possible_ports = []
     connected_ports_sockets = []
     try: