add example openbsc.cfg for RBS2308 with 4TRX
diff --git a/openbsc/src/openbsc.cfg.rbs2308-4trx b/openbsc/src/openbsc.cfg.rbs2308-4trx
new file mode 100644
index 0000000..7135042
--- /dev/null
+++ b/openbsc/src/openbsc.cfg.rbs2308-4trx
@@ -0,0 +1,221 @@
+!
+! OpenBSC (0.9.11.308-62d46) configuration saved from vty
+!!
+password foo
+!
+line vty
+ no login
+!
+network
+ network country code 262
+ mobile network code 42
+ short name OpenBSC
+ long name OpenBSC
+ auth policy closed
+ location updating reject cause 13
+ encryption a5 0
+ neci 0
+ paging any use tch 0
+ rrlp mode none
+ mm info 0
+ handover 0
+ handover window rxlev averaging 10
+ handover window rxqual averaging 1
+ handover window rxlev neighbor averaging 10
+ handover power budget interval 6
+ handover power budget hysteresis 3
+ handover maximum distance 9999
+ timer t3101 10
+ timer t3103 0
+ timer t3105 0
+ timer t3107 0
+ timer t3109 0
+ timer t3111 0
+ timer t3113 60
+ timer t3115 0
+ timer t3117 0
+ timer t3119 0
+ timer t3122 0
+ timer t3141 0
+ dtx-used 0
+ subscriber-keep-in-ram 0
+ bts 0
+  type rbs2000
+  band GSM900
+  cell_identity 0
+  location_area_code 1
+  training_sequence_code 7
+  base_station_id_code 63
+  ms max power 15
+  cell reselection hysteresis 4
+  rxlev access min 0
+  channel allocator descending
+  rach tx integer 9
+  rach max transmission 7
+  oml e1 line 0 timeslot 1 sub-slot full
+  oml e1 tei 62
+  neighbor-list mode automatic
+  gprs mode none
+  is-connection-list add 4 512 12
+  is-connection-list add 16 524 12
+  is-connection-list add 28 536 12
+  is-connection-list add 40 548 12
+  trx 0
+   rf_locked 0
+   arfcn 55
+   nominal power 24
+   max_power_red 12
+   rsl e1 line 0 timeslot 1 sub-slot full
+   rsl e1 tei 0
+    timeslot 0
+     phys_chan_config CCCH+SDCCH4
+     hopping enabled 0
+     e1 line 0 timeslot 1 sub-slot full
+    timeslot 1
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 2 sub-slot 1
+    timeslot 2
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 2 sub-slot 2
+    timeslot 3
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 2 sub-slot 3
+    timeslot 4
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 3 sub-slot 0
+    timeslot 5
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 3 sub-slot 1
+    timeslot 6
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 3 sub-slot 2
+    timeslot 7
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 3 sub-slot 3
+  trx 1
+   rf_locked 0
+   arfcn 57
+   nominal power 24
+   max_power_red 12
+   rsl e1 line 0 timeslot 4 sub-slot full
+   rsl e1 tei 1
+    timeslot 0
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 5 sub-slot 0
+    timeslot 1
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 5 sub-slot 1
+    timeslot 2
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 5 sub-slot 2
+    timeslot 3
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 5 sub-slot 3
+    timeslot 4
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 6 sub-slot 0
+    timeslot 5
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 6 sub-slot 1
+    timeslot 6
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 6 sub-slot 2
+    timeslot 7
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 6 sub-slot 3
+  trx 2
+   rf_locked 0
+   arfcn 59
+   nominal power 24
+   max_power_red 12
+   rsl e1 line 0 timeslot 7 sub-slot full
+   rsl e1 tei 2
+    timeslot 0
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 8 sub-slot 0
+    timeslot 1
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 8 sub-slot 1
+    timeslot 2
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 8 sub-slot 2
+    timeslot 3
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 8 sub-slot 3
+    timeslot 4
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 9 sub-slot 0
+    timeslot 5
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 9 sub-slot 1
+    timeslot 6
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 9 sub-slot 2
+    timeslot 7
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 9 sub-slot 3
+  trx 3
+   rf_locked 0
+   arfcn 61
+   nominal power 24
+   max_power_red 12
+   rsl e1 line 0 timeslot 10 sub-slot full
+   rsl e1 tei 3
+    timeslot 0
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 11 sub-slot 0
+    timeslot 1
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 11 sub-slot 1
+    timeslot 2
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 11 sub-slot 2
+    timeslot 3
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 11 sub-slot 3
+    timeslot 4
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 12 sub-slot 0
+    timeslot 5
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 12 sub-slot 1
+    timeslot 6
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 12 sub-slot 2
+    timeslot 7
+     phys_chan_config TCH/F
+     hopping enabled 0
+     e1 line 0 timeslot 12 sub-slot 3
+
+e1_input
+ e1_line 0 driver dahdi