Add detailed configuration steps to Jump server

Add more information for configuration the Jump server
1. bridge interface
2. sshd
3. nameserver

JIRA: PHAROS-78

Change-Id: I9e30828f95c2d338ebbb0050424fef5a91afe916
Signed-off-by: Julien-zte <zhang.jun3g@zte.com.cn>

1 files changed, 21 insertions, 6 deletions

diff --git a/docs/configguide/jumpserverinstall.rst b/docs/configguide/jumpserverinstall.rst
index 19a659a2..e51e9469 100644
--- a/docs/configguide/jumpserverinstall.rst
+++ b/docs/configguide/jumpserverinstall.rst
@@ -28,9 +28,9 @@ may be outdated (please refer to Fuel Installer documents).
 
   ``service network restart``
 
-6. Edit /etc/resolv.conf and add a nameserver
+6. Edit /etc/resolv.conf and add a nameserver, for example 8.8.8.8
 
-  ``vi /etc/resolv.conf``
+  ``echo nameserver 8.8.8.8 >> /etc/resolv.conf``
 
 7. Install libvirt & kvm
 
@@ -42,13 +42,26 @@ may be outdated (please refer to Fuel Installer documents).
 
   ``shutdown -r now``
 
-9. If you wish to avoid annoying delay when use ssh to log in, disable DNS lookups:
+9. Configure SSHD
 
-  ``vi /etc/ssh/sshd_config``
+  If you wish to avoid annoying delay when use ssh to log in, disable DNS lookups:
 
-  Uncomment "UseDNS yes", change 'yes' to 'no'.
+  When **UseDNS** is existed in the config file, update it:
 
-  Save
+  ``sed -i -e 's/^#*UseDNS\ \+yes/UseDNS no/' /etc/ssh/sshd_config``
+
+  or append the setting when not existed:
+
+  ``echo UseDNS no >> /etc/ssh/ssd_config``
+
+  Disable Password Authenticaion for security:
+
+  ``sed -i -e 's/^#PasswordAuthentication\ \+yes/PasswordAuthentication no/' /etc/ssh/sshd_config``
+
+  If you want to disable IPv6 connections, comment IPv6 ListenAddress and change AddressFamily to inet:
+
+  ``sed -i -e 's/^ListenAddress\ \+::/#ListenAddress ::/' /etc/ssh/sshd_config``
+  ``sed -i -e 's/^AddressFamily\ \+any/AddressFamily inet/' /etc/ssh/sshd_config``
 
 10. Restart sshd
 
@@ -62,6 +75,8 @@ may be outdated (please refer to Fuel Installer documents).
 
 13. Create a bridge using the interface on the PXE network, for example: br0
 
+  ``brctl addbr br0``
+
 14. Make a directory owned by qemu:
 
   ``mkdir /home/qemu; mkdir -p /home/qemu/VMs/fuel-6.0/disk``