Typos and formatting

diff --git a/doc/Building_FRR_on_Ubuntu1604.md b/doc/Building_FRR_on_Ubuntu1604.md
index a178f9a1603d5cbc01a5f5cd9877f6e7b0b7ab68..b33fb602539cd7041e3e9e01b19db5867fc81269 100644 (file)
--- a/doc/Building_FRR_on_Ubuntu1604.md
+++ b/doc/Building_FRR_on_Ubuntu1604.md
@@ -55,7 +55,7 @@ an example.)
         --enable-logfile-mask=0640 \
         --enable-rtadv \
         --enable-fpm \
-       --enable-systemd=yes \
+        --enable-systemd=yes \
         --with-pkg-git-version \
         --with-pkg-extra-version=-MyOwnFRRVersion   
     make
@@ -78,7 +78,7 @@ an example.)
     sudo install -m 640 -o frr -g frr /dev/null /etc/frr/nhrpd.conf    
     sudo install -m 640 -o frr -g frrvty /dev/null /etc/frr/vtysh.conf
 
-### Enable IP & IPv6 forwarding
+### Enable IPv4 & IPv6 forwarding
 
 Edit `/etc/sysctl.conf` and uncomment the following values (ignore the 
 other settings)
@@ -135,7 +135,7 @@ For example.
     ripngd=yes
     isisd=yes
 
-### Enable the systemd serivce
+### Enable the systemd service
  - systemctl enable frr
 
 ### Start the systemd service