Add and use compatible scenario when testing IPA dynts with nanoBTS

nanoBTS doesn't support SDCCH8 in TS!=1 according to osmo-bsc code.
Let's use in this case TCH/H to make sure they are not used for the test
(since we require osmo-bsc to use full rate codecs for the call).

Change-Id: I37f3fe813d4074fbfe64ff3176048e7d25d470e2
diff --git a/example/default-suites.conf b/example/default-suites.conf
index 07b8a5f..5ba36e1 100644
--- a/example/default-suites.conf
+++ b/example/default-suites.conf
@@ -106,7 +106,7 @@
 - gprs:nanobts+band-1900
 - gprs:nanobts+band-1900+mod-bts0-egprs
 - gprs:nanobts+band-1900+mod-bts0-dynts-ipa
-- dynts:nanobts+band-1900+mod-bts0-dynts67-ipa+cfg-codec-fr-any
+- dynts:nanobts+band-1900+mod-bts0-dynts67-ipa-compat-nanobts+cfg-codec-fr-any
 
 - sms:nanobts+band-900
 - nitb_ussd:nanobts+band-900
@@ -121,7 +121,7 @@
 - gprs:nanobts+band-900+mod-bts0-egprs
 - gprs:nanobts+band-900+mod-bts0-dynts-ipa
 - gprs:nanobts+band-900+mod-bts0-numtrx2+mod-bts0-chanallocdescend
-- dynts:nanobts+band-900+mod-bts0-dynts67-ipa+cfg-codec-fr-any
+- dynts:nanobts+band-900+mod-bts0-dynts67-ipa-compat-nanobts+cfg-codec-fr-any
 
 - nitb_smpp
 - smpp
diff --git a/example/scenarios/mod-bts0-dynts67-ipa-compat-nanobts.conf b/example/scenarios/mod-bts0-dynts67-ipa-compat-nanobts.conf
new file mode 100644
index 0000000..1eed05c
--- /dev/null
+++ b/example/scenarios/mod-bts0-dynts67-ipa-compat-nanobts.conf
@@ -0,0 +1,13 @@
+modifiers:
+  bts:
+  - num_trx: 1
+    trx_list:
+    - timeslot_list:
+      - phys_chan_config: 'CCCH+SDCCH4'
+      - phys_chan_config: 'SDCCH8'
+      - phys_chan_config: 'TCH/H'
+      - phys_chan_config: 'TCH/H'
+      - phys_chan_config: 'TCH/H'
+      - phys_chan_config: 'TCH/H'
+      - phys_chan_config: 'TCH/F_PDCH'
+      - phys_chan_config: 'TCH/F_PDCH'