diff --git a/src/osmo_gsm_tester/enb_amarisoft.py b/src/osmo_gsm_tester/enb_amarisoft.py
new file mode 100644
index 0000000..1487bdd
--- /dev/null
+++ b/src/osmo_gsm_tester/enb_amarisoft.py
@@ -0,0 +1,238 @@
+# osmo_gsm_tester: specifics for running an SRS eNodeB process
+#
+# Copyright (C) 2020 by sysmocom - s.f.m.c. GmbH
+#
+# Author: Pau Espin Pedrol <pespin@sysmocom.de>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import os
+import pprint
+
+from . import log, util, config, template, process, remote
+from . import enb
+
+def rf_type_valid(rf_type_str):
+    return rf_type_str in ('uhd', 'zmq')
+
+#reference: srsLTE.git srslte_symbol_sz()
+def num_prb2symbol_sz(num_prb):
+    if num_prb <= 6:
+        return 128
+    if num_prb <= 15:
+        return 256
+    if num_prb <= 25:
+        return 384
+    if num_prb <= 50:
+        return 768
+    if num_prb <= 75:
+        return 1024
+    if num_prb <= 110:
+        return 1536
+    raise log.Error('invalid num_prb %r', num_prb)
+
+def num_prb2base_srate(num_prb):
+    return num_prb2symbol_sz(num_prb) * 15 * 1000
+
+class AmarisoftENB(enb.eNodeB):
+
+    REMOTE_DIR = '/osmo-gsm-tester-amarisoftenb'
+    BINFILE = 'lteenb'
+    CFGFILE = 'enb_amarisoft.cfg'
+    CFGFILE_SIB1 = 'amarisoft_sib1.asn'
+    CFGFILE_SIB23 = 'amarisoft_sib23.asn'
+    CFGFILE_RF = 'amarisoft_rf_driver.cfg'
+    CFGFILE_DRB = 'amarisoft_drb.cfg'
+    LOGFILE = 'lteenb.log'
+
+    def __init__(self, suite_run, conf):
+        super().__init__(suite_run, conf, 'amarisoftenb')
+        self.ue = None
+        self.run_dir = None
+        self.inst = None
+        self._bin_prefix = None
+        self.config_file = None
+        self.config_sib1_file = None
+        self.config_sib23_file = None
+        self.config_rf_file = None
+        self.config_drb_file = None
+        self.log_file = None
+        self.process = None
+        self.rem_host = None
+        self.remote_inst = None
+        self.remote_config_file =  None
+        self.remote_config_sib1_file = None
+        self.remote_config_sib23_file = None
+        self.remote_config_rf_file = None
+        self.remote_config_drb_file = None
+        self.remote_log_file = None
+        self.enable_measurements = False
+        self.suite_run = suite_run
+        self.remote_user = conf.get('remote_user', None)
+        if not rf_type_valid(conf.get('rf_dev_type', None)):
+            raise log.Error('Invalid rf_dev_type=%s' % conf.get('rf_dev_type', None))
+
+    def bin_prefix(self):
+        if self._bin_prefix is None:
+            self._bin_prefix = os.getenv('AMARISOFT_PATH_ENB', None)
+            if self._bin_prefix == None:
+                self._bin_prefix  = self.suite_run.trial.get_inst('amarisoftenb')
+        return self._bin_prefix
+
+    def cleanup(self):
+        if self.process is None:
+            return
+        if self.setup_runs_locally():
+            return
+        # copy back files (may not exist, for instance if there was an early error of process):
+        try:
+            self.rem_host.scpfrom('scp-back-log', self.remote_log_file, self.log_file)
+        except Exception as e:
+            self.log(repr(e))
+
+
+    def setup_runs_locally(self):
+        return self.remote_user is None
+
+    def start(self, epc):
+        self.log('Starting AmarisoftENB')
+        self._epc = epc
+        self.run_dir = util.Dir(self.suite_run.get_test_run_dir().new_dir(self.name()))
+        self.configure()
+        self._start()
+
+        # send t+Enter to enable console trace
+        self.dbg('Enabling console trace')
+        self.process.stdin_write('t\n')
+
+    def _start(self):
+        if self.setup_runs_locally():
+            env = { 'LD_LIBRARY_PATH': util.prepend_library_path(self.inst) }
+            binary = self.inst.child('.', AmarisoftENB.BINFILE)
+            self.dbg(run_dir=self.run_dir, binary=binary, env=env)
+            args = (binary, os.path.abspath(self.config_file))
+            self.process = process.Process(self.name(), self.run_dir, args, env=env)
+        else:
+            remote_env = { 'LD_LIBRARY_PATH': self.remote_inst }
+            remote_binary = self.remote_inst.child('', AmarisoftENB.BINFILE)
+            args = (remote_binary, self.remote_config_file)
+            self.process = self.rem_host.RemoteProcess(AmarisoftENB.BINFILE, args, remote_env=remote_env)
+
+        self.suite_run.remember_to_stop(self.process)
+        self.process.launch()
+
+    def gen_conf_file(self, path, filename, values):
+        self.dbg('AmarisoftENB ' + filename + ':\n' + pprint.pformat(values))
+        with open(path, 'w') as f:
+            r = template.render(filename, values)
+            self.dbg(r)
+            f.write(r)
+
+    def configure(self):
+        self.inst = util.Dir(os.path.abspath(self.bin_prefix()))
+        if not self.inst.isfile('', AmarisoftENB.BINFILE):
+            raise log.Error('No %s binary in' % AmarisoftENB.BINFILE, self.inst)
+
+        self.config_file = self.run_dir.child(AmarisoftENB.CFGFILE)
+        self.config_sib1_file = self.run_dir.child(AmarisoftENB.CFGFILE_SIB1)
+        self.config_sib23_file = self.run_dir.child(AmarisoftENB.CFGFILE_SIB23)
+        self.config_rf_file = self.run_dir.child(AmarisoftENB.CFGFILE_RF)
+        self.config_drb_file = self.run_dir.child(AmarisoftENB.CFGFILE_DRB)
+        self.log_file = self.run_dir.child(AmarisoftENB.LOGFILE)
+
+        if not self.setup_runs_locally():
+            self.rem_host = remote.RemoteHost(self.run_dir, self.remote_user, self._addr)
+            remote_prefix_dir = util.Dir(AmarisoftENB.REMOTE_DIR)
+            self.remote_inst = util.Dir(remote_prefix_dir.child(os.path.basename(str(self.inst))))
+            remote_run_dir = util.Dir(remote_prefix_dir.child(AmarisoftENB.BINFILE))
+
+            self.remote_config_file = remote_run_dir.child(AmarisoftENB.CFGFILE)
+            self.remote_config_sib1_file = remote_run_dir.child(AmarisoftENB.CFGFILE_SIB1)
+            self.remote_config_sib23_file = remote_run_dir.child(AmarisoftENB.CFGFILE_SIB23)
+            self.remote_config_rf_file = remote_run_dir.child(AmarisoftENB.CFGFILE_RF)
+            self.remote_config_drb_file = remote_run_dir.child(AmarisoftENB.CFGFILE_DRB)
+            self.remote_log_file = remote_run_dir.child(AmarisoftENB.LOGFILE)
+
+        values = super().configure(['amarisoft', 'amarisoftenb'])
+        self._num_cells = int(values['enb'].get('num_cells', None))
+        assert self._num_cells
+
+        # Convert parsed boolean string to Python boolean:
+        self.enable_measurements = util.str2bool(values['enb'].get('enable_measurements', 'false'))
+        config.overlay(values, dict(enb={'enable_measurements': self.enable_measurements}))
+
+        # We need to set some specific variables programatically here to match IP addresses:
+        if self._conf.get('rf_dev_type') == 'zmq':
+            base_srate = num_prb2base_srate(self.num_prb())
+            rf_dev_args = 'fail_on_disconnect=true' \
+                        + ',tx_port0=tcp://' + self.addr() + ':2000' \
+                        + ',tx_port1=tcp://' + self.addr() + ':2002' \
+                        + ',rx_port0=tcp://' + self.ue.addr() + ':2001' \
+                        + ',rx_port1=tcp://' + self.ue.addr() + ':2003' \
+                        + ',id=enb,base_srate=' + str(base_srate)
+            config.overlay(values, dict(enb=dict(sample_rate = base_srate / (1000*1000),
+                                                 rf_dev_args=rf_dev_args)))
+
+        # Set UHD frame size as a function of the cell bandwidth on B2XX
+        if self._conf.get('rf_dev_type') == 'uhd' and values['enb'].get('rf_dev_args', None) is not None:
+            if 'b200' in values['enb'].get('rf_dev_args'):
+                rf_dev_args = values['enb'].get('rf_dev_args', '')
+                rf_dev_args += ',' if rf_dev_args != '' and not rf_dev_args.endswith(',') else ''
+
+                if self._num_prb < 25:
+                    rf_dev_args += 'send_frame_size=512,recv_frame_size=512'
+                elif self._num_prb == 25:
+                    rf_dev_args += 'send_frame_size=1024,recv_frame_size=1024'
+                elif self._num_prb > 25:
+                    rf_dev_args += 'num_recv_frames=64,num_send_frames=64'
+
+                if self._num_prb > 50:
+                    # Reduce over the wire format to sc12
+                    rf_dev_args += ',otw_format=sc12'
+
+                config.overlay(values, dict(enb=dict(rf_dev_args=rf_dev_args)))
+
+        logfile = self.log_file if self.setup_runs_locally() else self.remote_log_file
+        config.overlay(values, dict(enb=dict(log_filename=logfile)))
+
+        # rf driver is shared between amarisoft enb and ue, so it has a
+        # different cfg namespace 'trx'. Copy needed values over there:
+        config.overlay(values, dict(trx=dict(rf_dev_type=values['enb'].get('rf_dev_type', None),
+                                             rf_dev_args=values['enb'].get('rf_dev_args', None))))
+
+        self.gen_conf_file(self.config_file, AmarisoftENB.CFGFILE, values)
+        self.gen_conf_file(self.config_sib1_file, AmarisoftENB.CFGFILE_SIB1, values)
+        self.gen_conf_file(self.config_sib23_file, AmarisoftENB.CFGFILE_SIB23, values)
+        self.gen_conf_file(self.config_rf_file, AmarisoftENB.CFGFILE_RF, values)
+        self.gen_conf_file(self.config_drb_file, AmarisoftENB.CFGFILE_DRB, values)
+
+        if not self.setup_runs_locally():
+            self.rem_host.recreate_remote_dir(self.remote_inst)
+            self.rem_host.scp('scp-inst-to-remote', str(self.inst), remote_prefix_dir)
+            self.rem_host.recreate_remote_dir(remote_run_dir)
+            self.rem_host.scp('scp-cfg-to-remote', self.config_file, self.remote_config_file)
+            self.rem_host.scp('scp-cfg-sib1-to-remote', self.config_sib1_file, self.remote_config_sib1_file)
+            self.rem_host.scp('scp-cfg-sib23-to-remote', self.config_sib23_file, self.remote_config_sib23_file)
+            self.rem_host.scp('scp-cfg-rr-to-remote', self.config_rf_file, self.remote_config_rf_file)
+            self.rem_host.scp('scp-cfg-drb-to-remote', self.config_drb_file, self.remote_config_drb_file)
+
+    def ue_add(self, ue):
+        if self.ue is not None:
+            raise log.Error("More than one UE per ENB not yet supported (ZeroMQ)")
+        self.ue = ue
+
+    def running(self):
+        return not self.process.terminated()
+
+# vim: expandtab tabstop=4 shiftwidth=4