diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c
index 6d668af..a1b95ac 100644
--- a/net/netfilter/nf_conntrack_h323_main.c
+++ b/net/netfilter/nf_conntrack_h323_main.c
@@ -520,6 +520,16 @@
 		}
 	}
 
+	if ((olca->options & eOpenLogicalChannelAck_separateStack) &&
+		olca->separateStack.networkAddress.choice ==
+		eNetworkAccessParameters_networkAddress_localAreaAddress) {
+		ret = expect_t120(pskb, ct, ctinfo, data, dataoff,
+				  &olca->separateStack.networkAddress.
+				  localAreaAddress);
+		if (ret < 0)
+			return -1;
+	}
+
 	return 0;
 }