diff --git a/lib/towerops_web/channels/agent_channel.ex b/lib/towerops_web/channels/agent_channel.ex
index 57c7d509..2fd7c133 100644
--- a/lib/towerops_web/channels/agent_channel.ex
+++ b/lib/towerops_web/channels/agent_channel.ex
@@ -674,6 +674,16 @@ defmodule ToweropsWeb.AgentChannel do
           # Cisco CDP
           "1.3.6.1.4.1.9.9.23"
         ]
+      },
+      # IP address discovery (WALK)
+      %SnmpQuery{
+        query_type: :WALK,
+        oids: [
+          # IP-MIB ipAddrTable (IPv4 - deprecated but widely supported)
+          "1.3.6.1.2.1.4.20",
+          # IP-MIB ipAddressTable (RFC 4293 - unified IPv4/IPv6)
+          "1.3.6.1.2.1.4.34"
+        ]
       }
     ]
   end