diff --git a/xCAT-test/autotest/testcase/xcatstanzafile/cases0 b/xCAT-test/autotest/testcase/xcatstanzafile/cases0
index a03fc656f..f55632a5f 100644
--- a/xCAT-test/autotest/testcase/xcatstanzafile/cases0
+++ b/xCAT-test/autotest/testcase/xcatstanzafile/cases0
@@ -1,4 +1,5 @@
 start:xcatstanzafile_normal
+os:Linux
 description:xcatstanzafile in normal format
 cmd:echo -e "default-node:\n	groups=all,compute\ntestnode:\n    objtype=node\n    xcatmaster=MS02.ppd.pok.com\n    nfsserver=IS227.ppd.pok.com" > testfile
 check:rc==0
@@ -12,6 +13,23 @@ cmd:rmdef -t node testnode
 cmd:rm -f testfile
 end
 
+start:xcatstanzafile_normal
+os:Aix
+description:xcatstanzafile in normal format
+cmd:echo "default-node:\n       groups=all,compute\n testnode:\n    objtype=node\n    xcatmaster=MS02.ppd.pok.com\n    nfsserver=IS227.p
+pd.pok.com" > testfile
+check:rc==0
+cmd:cat testfile|chdef -z
+check:rc==0
+cmd:lsdef testnode
+check:output=~(groups=all,compute)
+check:output=~xcatmaster=MS02.ppd.pok.com
+check:output=~nfsserver=IS227.ppd.pok.com
+cmd:rmdef -t node testnode
+cmd:rm -f testfile
+end
+
+
 start:xcatstanzafile_colon
 description:xcatstanzafile's header without colon
 cmd:echo -e "default-node:\n    groups=all,compute\ntestnode\n    objtype=node\n    xcatmaster=MS02.ppd.pok.com\n    nfsserver=IS227.ppd.pok.com" > testfile
@@ -74,6 +92,7 @@ end
 
 
 start:xcatstanzafile_tab
+os:Linux
 description:xcatstanzafile,line with tab and space
 cmd:echo -e "default-node:\n    groups=all,compute\ntestnode:\n    objtype=node\n    xcatmaster	=	MS02.ppd.pok.com\n    nfsserver=IS227.ppd.pok.com" > testfile
 check:rc==0
@@ -83,8 +102,21 @@ cmd:rmdef -t node testnode
 cmd:rm -f testfile
 end
 
+start:xcatstanzafile_tab
+os:Aix
+description:xcatstanzafile,line with tab and space
+cmd:echo "default-node:\n    groups=all,compute\n testnode:\n    objtype=node\n    xcatmaster   =       MS02.ppd.pok.com\n    nfsserver=
+IS227.ppd.pok.com" > testfile
+check:rc==0
+cmd:cat testfile|mkdef -z
+check:rc==0
+cmd:rmdef -t node testnode
+cmd:rm -f testfile
+end
+
 
 start:xcatstanzafile_multattr
+os:Linux
 description:xcatstanzafile,line with multiple attribute
 cmd:echo -e "default-node:\n    groups=all,compute\ntestnode:\n    objtype=node\n    xcatmaster= MS02.ppd.pok.com	nfsserver=IS227.ppd.pok.com" > testfile
 check:rc==0
@@ -96,8 +128,24 @@ cmd:rmdef -t node testnode
 cmd:rm -f testfile
 end
 
+start:xcatstanzafile_multattr
+os:Aix
+description:xcatstanzafile,line with multiple attribute
+cmd:echo "default-node:\n    groups=all,compute\n testnode:\n    objtype=node\n    xcatmaster= MS02.ppd.pok.com nfsserver=IS227.ppd.pok.
+com" > testfile
+check:rc==0
+cmd:cat testfile|mkdef -z
+check:rc==0
+cmd:lsdef testnode
+check:output=~\s*xcatmaster=MS02.ppd.pok.com\s*nfsserver=IS227.ppd.pok.com
+cmd:rmdef -t node testnode
+cmd:rm -f testfile
+end
+
+
 
 start:xcatstanzafile_defaultvalue
+os:Linux
 description:xcatstanzafile,If the header name is ``default-<object type>:'' the attribute values in the stanza are considered default values for subsequent definitions in the file that are the same object type.
 cmd:echo -e "default-node:\n    groups=all,compute\ntestnode:\n    objtype=node\n    xcatmaster= MS02.ppd.pok.com\n       nfsserver=IS227.ppd.pok.com" > testfile
 check:rc==0
@@ -109,6 +157,21 @@ cmd:rmdef -t node testnode
 cmd:rm -f testfile
 end
 
+start:xcatstanzafile_defaultvalue
+os:Aix
+description:xcatstanzafile,If the header name is ``default-<object type>:'' the attribute values in the stanza are considered default va
+lues for subsequent definitions in the file that are the same object type.
+cmd:echo "default-node:\n    groups=all,compute\n testnode:\n    objtype=node\n    xcatmaster= MS02.ppd.pok.com\n       nfsserver=IS227.
+ppd.pok.com" > testfile
+check:rc==0
+cmd:cat testfile|mkdef -z
+check:rc==0
+cmd:lsdef testnode
+check:output=~(groups=all,compute)
+cmd:rmdef -t node testnode
+cmd:rm -f testfile
+end
+
 
 start:xcatstanzafile_specificvalue
 description:When a specific value for an attribute is provided in the stanza, it takes priority over any default value that had been set.