diff --git a/src/main/java/li/cil/oc/common/block/Cable.scala b/src/main/java/li/cil/oc/common/block/Cable.scala
index 0ffed70e9..a8ff234f6 100644
--- a/src/main/java/li/cil/oc/common/block/Cable.scala
+++ b/src/main/java/li/cil/oc/common/block/Cable.scala
@@ -1,6 +1,7 @@
 package li.cil.oc.common.block
 
-import codechicken.multipart.TileMultipart
+import codechicken.lib.vec.Cuboid6
+import codechicken.multipart.{JNormalOcclusion, NormalOcclusionTest, TileMultipart}
 import cpw.mods.fml.common.Loader
 import cpw.mods.fml.relauncher.{SideOnly, Side}
 import java.util
@@ -66,7 +67,7 @@ class Cable(val parent: SpecialDelegator) extends SpecialDelegate {
 }
 
 object Cable {
-  private val cachedBounds = {
+  val cachedBounds = {
     // 6 directions = 6 bits = 11111111b >> 2 = 0xFF >> 2
     (0 to 0xFF >> 2).map(mask => {
       val bounds = AxisAlignedBB.getBoundingBox(-0.125, -0.125, -0.125, 0.125, 0.125, 0.125)
@@ -125,7 +126,15 @@ object Cable {
 
   private def canConnectFromSide(tileEntity: TileEntity, side: ForgeDirection) =
     tileEntity match {
-      case host: TileMultipart => !host.isSolid(side.ordinal)
+      case host: TileMultipart =>
+        !host.partList.exists {
+          case part: JNormalOcclusion if !part.isInstanceOf[CablePart] =>
+            import scala.collection.convert.WrapAsScala._
+            val ownBounds = Iterable(new Cuboid6(cachedBounds(side.flag)))
+            val otherBounds = part.getOcclusionBoxes
+            !NormalOcclusionTest(ownBounds, otherBounds)
+          case _ => false
+        }
       case _ => true
     }
 }
\ No newline at end of file
diff --git a/src/main/java/li/cil/oc/server/network/Network.scala b/src/main/java/li/cil/oc/server/network/Network.scala
index 4343d62e2..82192bf48 100644
--- a/src/main/java/li/cil/oc/server/network/Network.scala
+++ b/src/main/java/li/cil/oc/server/network/Network.scala
@@ -1,9 +1,11 @@
 package li.cil.oc.server.network
 
-import codechicken.multipart.TileMultipart
+import codechicken.lib.vec.Cuboid6
+import codechicken.multipart.{JNormalOcclusion, NormalOcclusionTest, TileMultipart}
 import cpw.mods.fml.common.{Loader, FMLCommonHandler}
 import cpw.mods.fml.relauncher.Side
 import li.cil.oc.api.network.{Node => ImmutableNode, SidedEnvironment, Environment, Visibility}
+import li.cil.oc.common.block.Cable
 import li.cil.oc.common.multipart.CablePart
 import li.cil.oc.common.tileentity.PassiveNode
 import li.cil.oc.server.network.{Node => MutableNode}
@@ -434,7 +436,15 @@ object Network extends api.detail.NetworkAPI {
 
   private def canConnectFromSide(tileEntity: TileEntity, side: ForgeDirection) =
     tileEntity match {
-      case host: TileMultipart => !host.isSolid(side.ordinal)
+      case host: TileMultipart =>
+        !host.partList.exists {
+          case part: JNormalOcclusion if !part.isInstanceOf[CablePart] =>
+            import scala.collection.convert.WrapAsScala._
+            val ownBounds = Iterable(new Cuboid6(Cable.cachedBounds(side.flag)))
+            val otherBounds = part.getOcclusionBoxes
+            !NormalOcclusionTest(ownBounds, otherBounds)
+          case _ => false
+        }
       case _ => true
     }