diff --git a/python/src/trezorlib/debuglink.py b/python/src/trezorlib/debuglink.py
index 99835efbdc..fa00b50a4c 100644
--- a/python/src/trezorlib/debuglink.py
+++ b/python/src/trezorlib/debuglink.py
@@ -1232,7 +1232,8 @@ class TrezorClientDebugLink(TrezorClient):
             if open_transport:
                 self.debug.open()
             # try to open debuglink, see if it works
-            assert self.debug.transport.ping()
+            assert self.debug.transport.ping(), (self.debug.transport, debug_transport)
+            print("OK"*50)
         except Exception:
             if not auto_interact:
                 self.debug = NullDebugLink()
diff --git a/python/src/trezorlib/transport/emu_ble.py b/python/src/trezorlib/transport/emu_ble.py
index 1cab022148..6c54488f85 100644
--- a/python/src/trezorlib/transport/emu_ble.py
+++ b/python/src/trezorlib/transport/emu_ble.py
@@ -229,8 +229,8 @@ class EmuBleTransport(Transport):
         try:
             self.event_socket.sendall(Event.new(EventType.EMULATOR_PING).build())
             resp = self.read_command()
-        except Exception:
-            pass
+        except Exception as e:
+            print("Ping failed:", e)
         return (resp is not None) and (resp.command_type == CommandType.EMULATOR_PONG)
 
     def ble_connected(self) -> None:
@@ -256,6 +256,7 @@ class EmuBleTransport(Transport):
         assert self.event_socket is not None
         try:
             data = self.event_socket.recv(64)
-        except TimeoutError:
+        except TimeoutError as e:
+            print("Timeout:", e)
             return None
         return Command.parse(data)
diff --git a/python/src/trezorlib/transport/udp.py b/python/src/trezorlib/transport/udp.py
index b276f5900b..be259edc9a 100644
--- a/python/src/trezorlib/transport/udp.py
+++ b/python/src/trezorlib/transport/udp.py
@@ -27,7 +27,7 @@ from . import Timeout, Transport, TransportException
 if TYPE_CHECKING:
     from ..models import TrezorModel
 
-SOCKET_TIMEOUT = 0.1
+SOCKET_TIMEOUT = 10
 
 LOG = logging.getLogger(__name__)
 
@@ -99,6 +99,7 @@ class UdpTransport(Transport):
         self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
         self.socket.connect(self.device)
         self.socket.settimeout(SOCKET_TIMEOUT)
+        LOG.info("timeout: %s", self.socket.gettimeout())
 
     def close(self) -> None:
         if self.socket is not None:
@@ -151,8 +152,11 @@ class UdpTransport(Transport):
         assert self.socket is not None
         resp = None
         try:
+            LOG.info("sending ping")
             self.socket.sendall(b"PINGPING")
             resp = self.socket.recv(8)
-        except Exception:
-            pass
+            print("Pong:", resp)
+        except Exception as e:
+            print("Ping failed:", e)
+        LOG.info("ping is over: %s", self.socket.gettimeout())
         return resp == b"PONGPONG"
diff --git a/tests/device_handler.py b/tests/device_handler.py
index 9edf0b560d..20cb2f1577 100644
--- a/tests/device_handler.py
+++ b/tests/device_handler.py
@@ -18,7 +18,7 @@ if t.TYPE_CHECKING:
     P = tx.ParamSpec("P")
 
 
-udp.SOCKET_TIMEOUT = 0.1
+udp.SOCKET_TIMEOUT = 1
 
 
 class NullUI: