diff --git a/ext2spice/ext2spice.c b/ext2spice/ext2spice.c
index a2fafc7a..a7b909b9 100644
--- a/ext2spice/ext2spice.c
+++ b/ext2spice/ext2spice.c
@@ -211,7 +211,8 @@ Exttospice_Init(interp)
 #define EXTTOSPC_BLACKBOX	11
 #define EXTTOSPC_RENUMBER	12
 #define EXTTOSPC_MERGENAMES	13
-#define EXTTOSPC_HELP		14
+#define EXTTOSPC_LVS		14
+#define EXTTOSPC_HELP		15
 
 void
 CmdExtToSpice(w, cmd)
@@ -262,6 +263,7 @@ CmdExtToSpice(w, cmd)
 	"renumber [on|off]	on = number instances X1, X2, etc.\n"
 	"			off = keep instance ID names",
 	"global [on|off]	on = merge unconnected global nets by name",
+	"lvs    		apply typical default settings for LVS",
 	"help			print help information",
 	NULL
     };
@@ -418,6 +420,27 @@ CmdExtToSpice(w, cmd)
 		esMergeNames = FALSE;
 	    break;
 
+	case EXTTOSPC_LVS:
+	    /* Apply default command settings for LVS */
+	    /* hierarchy = on		*/
+	    /* format    = ngspice	*/
+	    /* cthresh   = infinite	*/
+	    /* rthresh   = infinite	*/
+	    /* renumber  = off		*/
+	    /* scale     = off		*/
+	    /* blackbox  = on		*/
+	    /* subcircuit top = auto	*/
+
+	    esDoHierarchy = TRUE;
+	    esFormat = NGSPICE;
+	    LocCapThreshold = (EFCapValue)INFINITE_THRESHOLD_F;
+	    LocResistThreshold = INFINITE_THRESHOLD;
+	    esDoRenumber = FALSE;
+	    esScale = 0.0;
+	    esDoBlackBox = TRUE;
+	    esDoSubckt = 2;
+	    break;
+
 	case EXTTOSPC_SUBCIRCUITS:
 	    if (cmd->tx_argc == 2)
 	    {
@@ -489,7 +512,7 @@ CmdExtToSpice(w, cmd)
 	    if (idx < 0)
 	    {
 		Tcl_SetResult(magicinterp, "Bad format type.  Formats are:"
-			"spice2, spice3, and hspice.", NULL);
+			"spice2, spice3, hspice, and ngspice.", NULL);
 		return;
 	    }
 	    else
diff --git a/extract/ExtBasic.c b/extract/ExtBasic.c
index a4ad9ea6..3b3bbdc3 100644
--- a/extract/ExtBasic.c
+++ b/extract/ExtBasic.c
@@ -262,11 +262,17 @@ extBasic(def, outFile)
     if (!SigInterruptPending)
 	ExtLabelRegions(def, ExtCurStyle->exts_nodeConn, &nodeList, &TiPlaneRect);
 
+    /* Check for "LEFview", for which special output handling	*/
+    /* can be specified in ext2spice.				*/
+
+    DBPropGet(def, "LEFview", &isabstract);
+
     /*
      * Make sure all geometry with the same label is part of the
-     * same electrical node.
+     * same electrical node.  However:  Unconnected labels are allowed
+     * on abstract views.
      */
-    if (!SigInterruptPending && (ExtDoWarn & EXTWARN_DUP))
+    if (!SigInterruptPending && (ExtDoWarn & EXTWARN_DUP) && !isabstract)
 	extFindDuplicateLabels(def, nodeList);
 
     /*
@@ -306,10 +312,6 @@ extBasic(def, outFile)
 	}
     }
 
-    /* Check for "LEFview", for which special output handling	*/
-    /* can be specified in ext2spice.				*/
-
-    DBPropGet(def, "LEFview", &isabstract);
     if (isabstract) fprintf(outFile, "abstract\n");
 
     /* Output each node, along with its resistance and capacitance to substrate */
diff --git a/extract/ExtUnique.c b/extract/ExtUnique.c
index 150306ea..d928ad12 100644
--- a/extract/ExtUnique.c
+++ b/extract/ExtUnique.c
@@ -85,8 +85,14 @@ extUniqueCell(def, option)
     Label *lab;
     char *text;
     int nwarn;
+    bool isabstract;
 
     nwarn = 0;
+
+    /* Check for "LEFview", as we do not care about unique names in abstract views */
+    DBPropGet(def, "LEFview", &isabstract);
+    if (isabstract) return nwarn;
+
     HashInit(&labelHash, 32, HT_STRINGKEYS);
     TxPrintf("Processing %s\n", def->cd_name);
     TxFlush();