diff --git a/world b/world
index 193f7c6..f191e98 100644
--- a/world
+++ b/world
@@ -68,6 +68,10 @@ net-misc/wget
 net-misc/aria2
 net-misc/curl
 net-firewall/nftables
+# command 'ping'
+net-misc/iputils
+# command 'ifconfig'
+sys-apps/net-tools
 
 # EMAIL
 mail-mta/postfix
@@ -78,3 +82,5 @@ mail-client/mutt
 # MISC
 app-editors/vim
 net-firewall/nftables
+sys-apps/net-tools
+net-misc/iputils