diff --git a/Info/Layer3.pm b/Info/Layer3.pm
index 894a2e8a..5b895f68 100644
--- a/Info/Layer3.pm
+++ b/Info/Layer3.pm
@@ -157,6 +157,14 @@ sub root_ip {
     my $router_ip = $l3->router_ip();
     my $ospf_ip   = $l3->ospf_ip();
 
+    # if the router ip exists and is a route advertised by the device we prefer
+    # it over the others
+    return $router_ip
+        if (( defined $router_ip )
+        and ( $router_ip ne '0.0.0.0' )
+        and ( grep { $_ eq $router_ip } (keys %ospf_ip)) )
+        and ( $l3->snmp_connect_ip($router_ip) ) );
+
     # return the first one found here (should be only one)
     if ( defined $ospf_ip and scalar( keys %$ospf_ip ) ) {
         foreach my $key ( keys %$ospf_ip ) {