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-rw-r--r--qemu-doc.texi11
1 files changed, 9 insertions, 2 deletions
diff --git a/qemu-doc.texi b/qemu-doc.texi
index 577d1e8376..ec460f1d7a 100644
--- a/qemu-doc.texi
+++ b/qemu-doc.texi
@@ -297,9 +297,16 @@ qemu-system-i386 -drive file=iscsi://192.0.2.1/iqn.2001-04.com.example/1
@item NBD
QEMU supports NBD (Network Block Devices) both using TCP protocol as well
-as Unix Domain Sockets.
+as Unix Domain Sockets. With TCP, the default port is 10809.
-Syntax for specifying a NBD device using TCP
+Syntax for specifying a NBD device using TCP, in preferred URI form:
+``nbd://<server-ip>[:<port>]/[<export>]''
+
+Syntax for specifying a NBD device using Unix Domain Sockets; remember
+that '?' is a shell glob character and may need quoting:
+``nbd+unix:///[<export>]?socket=<domain-socket>''
+
+Older syntax that is also recognized:
``nbd:<server-ip>:<port>[:exportname=<export>]''
Syntax for specifying a NBD device using Unix Domain Sockets