diff --git a/pym/utils/ip.py b/pym/utils/ip.py
index 0f6b190..b302c4d 100644
--- a/pym/utils/ip.py
+++ b/pym/utils/ip.py
@@ -15,7 +15,8 @@
 #  limitations under the License.
 
 import math
-from cl_utils import process, checkUtils, readFile, listDirectory
+from cl_utils import process, checkUtils, readFile, listDirectory, \
+                     readLinesFile, getRunCommands
 import sys
 import re
 from os import path
@@ -151,15 +152,25 @@ def receiveIpAndMask(interface="eth0"):
 def isDhcpIp(interface="eth0"):
     """Get ip by dhcp or static"""
     # dhclient
-    fdhcpLeases = "/var/lib/dhcp/dhclient.leases"
-    if interface in readFile(fdhcpLeases):
+    if filter(lambda x:interface in x and ("dhcpcd" in x or "dhclient" in x),
+       getRunCommands()):
         return True
-    # dhcpcd
-    fdhcpInfo = "/var/lib/dhcpcd/dhcpcd-%s.info"%interface
-    fdhcpLease = "/var/lib/dhcpcd/dhcpcd-%s.lease"%interface
-    if path.exists(fdhcpInfo) or path.exists(fdhcpLease):
-        return True
-    return False
+    else:
+        return False
+
+def getRouteTable(onlyIface=[]):
+    """Get route table, exclude specifed iface"""
+    ipProg = checkUtils('/sbin/ip')
+    routes = process(ipProg,"route")
+    if onlyIface:
+        filterRe = re.compile("|".join(map(lambda x:r"dev %s"%x,onlyIface)))
+        routes = filter(filterRe.search,routes)
+    for line in routes:
+        network,op,line = line.partition(" ")
+        routeParams = map(lambda x:x.strip(),line.split())
+        # (network,{'via':value,'dev':value})
+        if network:
+            yield (network,dict(zip(routeParams[0::2],routeParams[1::2])))
 
 def getInterfaces():
     """Get available interfaces"""