diff --git a/Commands.md b/Commands.md
index 552f950..2b1e511 100644
--- a/Commands.md
+++ b/Commands.md
@@ -69,8 +69,10 @@ These commands are only available if the Markers Component has been enabled (v0.
 Various other commands.
 
 * `/dynmap sendtoweb message ...` : Send a message to the web UIs only 
-* `/dynmap ids-by-ip ip-address` : List player IDs that have logged in from given IP address (most recent to least)
-* `/dynmap ips-by-id player-id` : List IP addresses that have been used to connect to server by given player ID
+* `/dynmap ids-for-ip ip-address` : List player IDs that have logged in from given IP address (most recent to least)
+* `/dynmap ips-for-id player-id` : List IP addresses that have been used to connect to server by given player ID
+* `/dynmap add-id-for-ip player-id ip-address : Add given player ID to front of list of known IDs for given IP address
+* `/dynmap del-id-for-ip player-id ip-address : Remove given player ID from list of known IDs for given IP address.
 
 # Permissions #
 
@@ -90,8 +92,10 @@ Permissions-based access control is currently supported, and the following nodes
 * `dynmap.resetstats` - allows /dynmap resetstats or /dynmap resetstats <world>
 * `dynmap.sendtoweb` - allows /dynmap sendtoweb
 * `dynmap.purgequeue` - allows /dynmap purgequeue
-* `dynmap.ids-by-ip` - allows /dynmap ids-by-ip
-* `dynmap.ips-by-id` - allows /dynmap ips-by-id
+* `dynmap.ids-for-ip` - allows /dynmap ids-for-ip
+* `dynmap.ips-for-id` - allows /dynmap ips-for-id
+* `dynmap.add-id-for-ip` - allows /dynmap add-id-for-ip
+* `dynmap.del-id-for-ip` - allows /dynmap del-id-for-ip
 * `dynmap.marker.add` - allows /dmarker add
 * `dynmap.marker.movehere` - allows /dmarker movehere
 * `dynmap.marker.update` - allows /dmarker update