README: update

diff --git a/README.adoc b/README.adoc
index 8cce3812528d07e740885f4ea77a5b1bd253cf27..5cc1b86e5f10ac2a80689b0bf654b25aaae1a508 100644 (file)
--- a/README.adoc
+++ b/README.adoc
@@ -4,7 +4,8 @@ linux-network-namespace-labs is a small program to create networking lab
 setups based on Linux network namespaces in a simple manner. It provides a
 quick way to setup labs using a text file describing the architecture
 (networks, nodes, links, commands). This is much simpler than running each
-node in a separate virtual machine. It is licensed under GPLv3+.
+node in a separate virtual machine or manually allocating the IP addresses for
+each node. It is licensed under GPLv3+.
 
 
 == Requirements
@@ -106,7 +107,7 @@ image::examples/readme/lab.png[DOT style diagram of network nodes and links]
 
 == Examples
 
-Have a look at `examples/` for a few small examples which also include running
+Have a look at `examples/` for some examples which also include running
 https://bird.network.cz/[Bird] on each node and spawning a Podman container
 inside the created nodes running https://frrouting.org/[FRR].
 
@@ -127,6 +128,8 @@ executed at the end).
 "net" creates a new prefix which is used to allocate addresses for loopback
 and link interfaces. Multiple IPv4 and IPv6 prefixes can be specified. When
 the network is used one address of each prefix is assigned to the interface.
+"net"s used for loopback interfaces must be separate from "net"s used for link
+interfaces.
 
 === Option "node"