diff --git a/site_ansto/instrument/pelican/MANIFEST.TXT b/site_ansto/instrument/pelican/MANIFEST.TXT
index 21536d6c..bc3a006e 100644
--- a/site_ansto/instrument/pelican/MANIFEST.TXT
+++ b/site_ansto/instrument/pelican/MANIFEST.TXT
@@ -3,3 +3,5 @@ sics_ports.tcl
 script_validator_ports.tcl
 config
 util
+hostport_config.tcl
+hostport_config_test.tcl
diff --git a/site_ansto/instrument/pelican/config/chopper/sct_fermichopper.tcl b/site_ansto/instrument/pelican/config/chopper/sct_fermichopper.tcl
index 0b7963e3..7d30e293 100644
--- a/site_ansto/instrument/pelican/config/chopper/sct_fermichopper.tcl
+++ b/site_ansto/instrument/pelican/config/chopper/sct_fermichopper.tcl
@@ -119,9 +119,11 @@ namespace eval ::scobj::chopper {
     variable fermiPath
     set fermiPath /sics/fermi_chopper
     ::scobj::hinitprops fermi_chopper
-    set sim_mode false
+    set sim_mode [SplitReply chopper_simulation]
     if {$sim_mode == "false"} {
-      makesctcontroller sct_fermi tcpmodbus 137.157.202.213:502
+      set host [dict get $::CHOPPER_HOSTPORT MB350PC HOST]
+      set port [dict get $::CHOPPER_HOSTPORT MB350PC PORT]
+      makesctcontroller sct_fermi tcpmodbus $host:$port
     }
     hsetprop $fermiPath P_chIndex 0
     set intlck_fields {test_mode cc_shutdown_req dsp_summ_shtdwn cooling_loss spd_sensor_loss ref_sig_loss over_temp vac_fail overspeed_or_breakfail cc_wd_fail ext_fault ups_fail emerg_stop pos_alarm osc_fail dsp_wd_fail}
@@ -171,6 +173,7 @@ namespace eval ::scobj::chopper {
         foreach {n cmd} [subst -nocommands {
           set_vetowin100  "$chN:16:30:1:U32"
           set_vetowin50   "$chN:16:32:1:U32"
+          set_mode        "$chN:16:34:1:U32"
           set_rotspeed    "$chN:16:1000:1:U32"
           set_prop_gain   "$chN:16:1004:1:F32"
           set_int_gain    "$chN:16:1006:1:F32"
diff --git a/site_ansto/instrument/pelican/config/counter/counter.tcl b/site_ansto/instrument/pelican/config/counter/counter.tcl
index cd5b9519..4f7e802b 100644
--- a/site_ansto/instrument/pelican/config/counter/counter.tcl
+++ b/site_ansto/instrument/pelican/config/counter/counter.tcl
@@ -15,10 +15,14 @@ proc ::counter::isc_initialize {} {
     variable isc_numchannels
     variable isc_monitor_address
     variable isc_portlist
-    variable isc_beam_monitor_list {MONITOR_1 MONITOR_2 MONITOR_3}
 
-    set isc_monitor_address "das1-[SplitReply [instrument]]"
-    set isc_portlist [list 33000 33001 33002 33003 33004 33005 33006 33007]
+    dict for {k v} $::MONITOR_HOSTPORT {
+      lappend monlist $k
+      lappend hostlist [dict get $v HOST]
+      lappend isc_portlist [dict get $v PORT]
+    }
+    variable isc_beam_monitor_list $monlist
+    set isc_monitor_address [lindex $hostlist 0]
     set isc_numchannels [llength $isc_beam_monitor_list]
     ::counter::ic_initialize
   } message ] {
diff --git a/site_ansto/instrument/pelican/config/motors/motor_configuration.tcl b/site_ansto/instrument/pelican/config/motors/motor_configuration.tcl
index e169eb02..908a725c 100644
--- a/site_ansto/instrument/pelican/config/motors/motor_configuration.tcl
+++ b/site_ansto/instrument/pelican/config/motors/motor_configuration.tcl
@@ -3,34 +3,15 @@
 set animal pelican
 set sim_mode [SplitReply [motor_simulation]]
 
-# Setup addresses of Galil DMC2280 controllers.
-set dmc2280_controller1(host) mc1-$animal
-set dmc2280_controller1(port) pmc1-$animal
-
-set dmc2280_controller2(host) mc2-$animal
-set dmc2280_controller2(port) pmc2-$animal
-
-set dmc2280_controller3(host) mc3-$animal
-set dmc2280_controller3(port) pmc3-$animal
-
-set dmc2280_controller4(host) mc4-$animal
-set dmc2280_controller4(port) pmc4-$animal
-
-set dmc2280_controller5(host) mc5-$animal
-set dmc2280_controller5(port) pmc5-$animal
-
-set dmc2280_controller6(host) mc6-$animal
-set dmc2280_controller6(port) pmc6-$animal
-
 if {$sim_mode == "true"} {
   set motor_driver_type asim
 } else {
   set motor_driver_type DMC2280
-  MakeAsyncQueue mc1 DMC2280 $dmc2280_controller1(host) $dmc2280_controller1(port)
-  MakeAsyncQueue mc2 DMC2280 $dmc2280_controller2(host) $dmc2280_controller2(port)
-  MakeAsyncQueue mc3 DMC2280 $dmc2280_controller3(host) $dmc2280_controller3(port)
-  MakeAsyncQueue mc4 DMC2280 $dmc2280_controller4(host) $dmc2280_controller4(port)
-  MakeAsyncQueue mc6 DMC2280 $dmc2280_controller6(host) $dmc2280_controller6(port)
+  MakeAsyncQueue mc1 DMC2280 [dict get $::MOTOR_HOSTPORT MC1 HOST] [dict get $::MOTOR_HOSTPORT MC1 PORT]
+  MakeAsyncQueue mc2 DMC2280 [dict get $::MOTOR_HOSTPORT MC2 HOST] [dict get $::MOTOR_HOSTPORT MC2 PORT]
+  MakeAsyncQueue mc3 DMC2280 [dict get $::MOTOR_HOSTPORT MC3 HOST] [dict get $::MOTOR_HOSTPORT MC3 PORT]
+  MakeAsyncQueue mc4 DMC2280 [dict get $::MOTOR_HOSTPORT MC4 HOST] [dict get $::MOTOR_HOSTPORT MC4 PORT]
+  MakeAsyncQueue mc6 DMC2280 [dict get $::MOTOR_HOSTPORT MC6 HOST] [dict get $::MOTOR_HOSTPORT MC6 PORT]
 }
 
 
diff --git a/site_ansto/instrument/pelican/hostport_config.tcl b/site_ansto/instrument/pelican/hostport_config.tcl
new file mode 100644
index 00000000..52d700e0
--- /dev/null
+++ b/site_ansto/instrument/pelican/hostport_config.tcl
@@ -0,0 +1,36 @@
+# MOTOR HOST AND PORT
+foreach {mc host port} {
+  MC1 mc1-platypus pmc1-platypus
+  MC2 mc2-platypus pmc2-platypus
+  MC3 mc3-platypus pmc3-platypus
+  MC4 mc4-platypus pmc4-platypus
+} {
+  dict set MOTOR_HOSTPORT $mc HOST $host
+  dict set MOTOR_HOSTPORT $mc PORT $port
+}
+
+# BEAM MONITOR HOST AND PORT
+foreach {bm host port} {
+  MONITOR_1 localhost 33000
+  MONITOR_2 localhost 33001
+  MONITOR_3 localhost 33002
+} {
+  dict set MONITOR_HOSTPORT $bm HOST $host
+  dict set MONITOR_HOSTPORT $bm PORT $port
+}
+
+# HISTOGRAM SERVER HOST AND PORT
+foreach {key host port} {
+  HMM das1-platypus.nbi.ansto.gov.au 8080
+} {
+  dict set HISTMEM_HOSTPORT $key HOST $host
+  dict set HISTMEM_HOSTPORT $key PORT $port
+}
+
+# CHOPPER HOST AND PORT
+foreach {key host port} {
+  MB350PC 137.157.202.213 502
+} {
+  dict set CHOPPER_HOSTPORT $key HOST $host
+  dict set CHOPPER_HOSTPORT $key PORT $port
+}
diff --git a/site_ansto/instrument/pelican/hostport_config_test.tcl b/site_ansto/instrument/pelican/hostport_config_test.tcl
new file mode 100644
index 00000000..7ccc6f2c
--- /dev/null
+++ b/site_ansto/instrument/pelican/hostport_config_test.tcl
@@ -0,0 +1,38 @@
+# Specify NONE for HOST and PORT if there is no fake device to talk to.
+
+# TEST MOTOR HOST AND PORT
+foreach {key host port} {
+  MC1 localhost 62530
+  MC2 localhost 62531
+  MC3 localhost 62532
+  MC4 localhost 62533
+} {
+  dict set MOTOR_HOSTPORT $key HOST $host
+  dict set MOTOR_HOSTPORT $key PORT $port
+}
+
+# TEST BEAM MONITOR HOST AND PORT
+foreach {key host port} {
+  MONITOR_1 localhost 33000
+  MONITOR_2 localhost 33001
+  MONITOR_3 localhost 33002
+} {
+  dict set MONITOR_HOSTPORT $key HOST $host
+  dict set MONITOR_HOSTPORT $key PORT $port
+}
+
+# TEST HISTOGRAM SERVER HOST AND PORT
+foreach {key host port} {
+  HMM das1-test.nbi.ansto.gov.au 8080
+} {
+  dict set HISTMEM_HOSTPORT $key HOST $host
+  dict set HISTMEM_HOSTPORT $key PORT $port
+}
+
+# TEST CHOPPER HOST AND PORT
+foreach {key host port} {
+  MB350PC localhost 502
+} {
+  dict set CHOPPER_HOSTPORT $key HOST $host
+  dict set CHOPPER_HOSTPORT $key PORT $port
+}