diff --git a/ChangeLog b/ChangeLog
index 997ef430..3b5d26c6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -29,6 +29,7 @@ version 2.07 ()
     * Get OS version for Juniper devices not reporting in sysDescr
     * Correct base MAC reporting for Juniper devices
     * Correct reporting of SSID broadcast status in Airespace class
+    * [3541442] Change L2::Catalyst port names to what is reported in CDP
     * [2132349] Add an additional check to get Foundry OS version
     * [2929883] [3413999] LLDP interface mapping issue
     * [3297786] LLDP TimeMark component defaults to zero (David Baldwin)
diff --git a/Info/Layer2/Catalyst.pm b/Info/Layer2/Catalyst.pm
index 2cd426e9..bff780c9 100644
--- a/Info/Layer2/Catalyst.pm
+++ b/Info/Layer2/Catalyst.pm
@@ -148,7 +148,9 @@ sub interfaces {
     foreach my $iid ( keys %$i_index ) {
         next unless defined $iid;
         my $if   = $i_index->{$iid};
+        $if =~ s/\./\// if $if;
         my $port = $portmap{$iid};
+        $port =~ s/\./\// if $port;
         $interfaces{$iid} = $port || $if;
     }
     return \%interfaces;