diff --git a/completions/ip b/completions/ip
index b073c36f..013042c1 100644
--- a/completions/ip
+++ b/completions/ip
@@ -123,10 +123,22 @@ _ip()
         addr)
             case $subcmd in
                 add|change|replace)
-                    # TODO
+                    if [[ $prev == dev ]]; then
+                        _available_interfaces
+                    elif [[ $prev == scope ]]; then
+                        _iproute2_etc rt_scopes
+                    else
+                        : # TODO
+                    fi
                     ;;
                 del)
-                    # TODO
+                    if [[ $prev == dev ]]; then
+                        _available_interfaces
+                    elif [[ $prev == scope ]]; then
+                        _iproute2_etc rt_scopes
+                    else
+                        : # TODO
+                    fi
                     ;;
                 show|flush)
                     if [[ $cword -eq $subcword+1 ]]; then
@@ -151,7 +163,11 @@ _ip()
         addrlabel)
             case $subcmd in
                 list|add|del|flush)
-                    # TODO
+                    if [[ $prev == dev ]]; then
+                        _available_interfaces
+                    else
+                        : # TODO
+                    fi
                     ;;
                 *)
                     [[ $cword -eq $subcword ]] && \
@@ -164,7 +180,11 @@ _ip()
         route)
             case $subcmd in
                 list|flush)
-                    # TODO
+                    if [[ $prev == proto ]]; then
+                        _iproute2_etc rt_protos
+                    else
+                        : # TODO
+                    fi
                     ;;
                 get)
                     # TODO