gb/NS: Clarify the language regarding the UDP port numbers / socket
diff --git a/doc/manuals/gb/ns.adoc b/doc/manuals/gb/ns.adoc
index ad39e71..c94e018 100644
--- a/doc/manuals/gb/ns.adoc
+++ b/doc/manuals/gb/ns.adoc
@@ -219,8 +219,9 @@
[[ns_init]]
=== Gb NS Initialization / PCU bring-up
-OsmoPCU create NS listening socket using UDP port given by OsmoBTS via
-PCU socket. OsmoBTS in turn receive it from BSC. After that OsmoPCU
-tried to connect to remote NS ip:port over UDP using parameters
-received from BTS. Following successful connection the reset
+OsmoPCU binds and connects an UDP socket for NS using port numbers and IP
+information given by OsmoBTS via the PCU socket. OsmoBTS in turn
+receives this information from the BSC vi A-bis OML.
+
+Following successful initialization of the UDP socket, the reset
procedure is initiated as described in <<ns_reset>>.
diff --git a/doc/manuals/osmopcu-gb.adoc b/doc/manuals/osmopcu-gb.adoc
index fc70bc2..7598900 100644
--- a/doc/manuals/osmopcu-gb.adoc
+++ b/doc/manuals/osmopcu-gb.adoc
@@ -43,7 +43,7 @@
[options="header",width="50%",cols="35%,65%"]
|===
|TCP Port Number|Usage
-|23000|NS over UDP
+|23000|NS over UDP (default port)
|===
The NS-over-UDP link is established in the PCU -> SGSN direction, i.e.