diff --git a/net.cpp b/net.cpp
index 6c492a2..17be41e 100644
--- a/net.cpp
+++ b/net.cpp
@@ -1,6 +1,8 @@
 #include <map>
 #include <string>
 
+#include "utils.hpp"
+
 // Not sure if this should live in utils.  Because it's really a per-system
 // configuration, instead of just hard-coding channel 1 to be eth0, one could
 // conceivably configure it however they pleased.
@@ -12,23 +14,14 @@
 namespace network
 {
 
-// This map should come from a configuration yaml.
-// Also, no need to really be a map, could be just an array
-// we index into by channel. :D
-std::map<int, std::string> ethDeviceMap = {
-    {1, "eth0"},
-    {2, "eth1"},
-};
-
+extern const ipmi::network::ChannelEthMap ethdevices;
 
 // Given a channel number, return a matching ethernet device, or empty string
 // if there is no match.
-// TODO provide this from a configuration:
-// https://github.com/openbmc/openbmc/issues/2667
 std::string ChanneltoEthernet(int channel)
 {
-    auto dev = ethDeviceMap.find(channel);
-    if (dev == ethDeviceMap.end())
+    auto dev = ethdevices.find(channel);
+    if (dev == ethdevices.end())
     {
         return "";
     }