diff --git a/iscsi-scst/README.iser b/iscsi-scst/README.iser
index 819b1b574..19bab9a7a 100644
--- a/iscsi-scst/README.iser
+++ b/iscsi-scst/README.iser
@@ -15,6 +15,14 @@ In order to achieve better performance, it is recommended to specify
 "QueuedCommands 128" parameter per iSER target, since the transport
 is very fast and you usually want to connect it to fast backstorage.
 
+Limitations:
+-------------
+* Bidirectional commands are not supported
+* Block size over 512KB is not supported
+* Maximum number of concurent login requests that can be handled is 127.
+  Note that there may be more connections, but only up to 127 login requests
+  can be handled at the same time.
+
 
 Troubleshooting:
 -----------------
diff --git a/iscsi-scst/kernel/isert-scst/isert.h b/iscsi-scst/kernel/isert-scst/isert.h
index 9570f030c..c083d536d 100644
--- a/iscsi-scst/kernel/isert-scst/isert.h
+++ b/iscsi-scst/kernel/isert-scst/isert.h
@@ -65,7 +65,7 @@
 
 struct iscsi_conn;
 
-#define ISERT_NR_DEVS 64
+#define ISERT_NR_DEVS 128
 
 struct isert_listener_dev {
 	struct device *dev;