x300/docs: Clarified programming of IP addresses (Doxygen)

1 files changed, 16 insertions, 0 deletions

diff --git a/host/docs/usrp_x3x0_config.dox b/host/docs/usrp_x3x0_config.dox
index 209d22210..46d78731a 100644
--- a/host/docs/usrp_x3x0_config.dox
+++ b/host/docs/usrp_x3x0_config.dox
@@ -43,6 +43,17 @@ the network interface you are using. **This is not the same as simply
 setting a static IP address.** You *must* tell NetworkManager to ignore
 the interface.
 
+\subsubsection x3x0cfg_hostpc_netcfg_ip Configuring the host's IP address
+
+On a Linux system, you can add a static IP address very easily by using the 'ip' command:
+
+    sudo ip addr add 192.168.10.1/24 dev <interface>
+
+Note that `<interface>` is usually something like `eth0`.  You can discover the
+names of the network interfaces in your computer by running:
+
+    ip addr show
+
 \subsubsection x3x0cfg_hostpc_netcfg_sockbuff Configuring the Socket Buffers
 
 It is necessary to increase the maximum size of the socket buffers to
@@ -84,6 +95,11 @@ USRP. You should configure your firewall to "trust" the interface you
 are using. Setting this properly depends on your OS and firewall
 configuration method.
 
+When using UHD software, if an IP address for the USRP-X Series device is not specified,
+the software will use UDP broadcast packets to locate the USRP-X Series device.
+On some systems, the firewall will block UDP broadcast packets.
+It is recommended that you change or disable your firewall settings.
+
 \subsubsection x3x0cfg_hostpc_netcfg_if Interface Configuration File (Fedora)
 
 On Fedora systems, you can configure the network interface mostly from