Default vlan support.

docs/add_rtadv.md

@@ -7,12 +7,12 @@
 ## Synopsis
 
 ```
-add_rtadv ${card} ${vlan}
+add_rtadv ${interface}
 ```
 
 ## Description
 
-Adds the network defined by the specified `${card}` and `${vlan}` to the list of
+Adds the network defined by the specified `${interface}` to the list of
 interfaces to be advertised by `rtadvd`.  
 
 The internal implementation prevents adding duplicate interfaces to the
@@ -29,8 +29,8 @@ settings for all advertised IPv6 networks.
 ## Examples
 
 ```
-add_rtadv xy0 123 # Adds `xy0.123` to `rtadvd_interfaces`
-add_rtadv abc3 765 # Adds `abc3.765` to `rtadvd_interfaces`
+add_rtadv xy0.123 # Adds `xy0.123` to `rtadvd_interfaces`
+add_rtadv abc3.765 # Adds `abc3.765` to `rtadvd_interfaces`
 ```
 
 ## See Also