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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: blueit.it X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: AM9PR04MB8748.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: b8a9535f-30e3-488e-6bd5-08da124371f5 X-MS-Exchange-CrossTenant-originalarrivaltime: 30 Mar 2022 11:50:10.9583 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: c5a9ea6d-dc56-4d16-bc51-81be21eb4fe7 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: pHdr4zP/sUNue4E5xciHkZ6VLAqKqcsWJ0qua7cuaQz0rOYg1Kz9JBh0Iv67+YzRH7Pn8v/SnaGc18sPTx6aAg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR04MB8245 X-Spam-Status: No, score=3.2 required=5.0 tests=BAYES_05, DKIM_SIGNED, DKIM_VALID, KAM_NUMSUBJECT, SPF_HELO_PASS, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.4 X-Spam-Level: *** X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: cygwin@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Mar 2022 11:50:16 -0000 Hello,=0A= must port 22 on Windows server be enabled in a bidirectional way to establi= sh a connection with RSA key exchange?=0A= I have a Linux server on a vlan and a Windows server on another vlan, those= vlans are connected thru a firewall, where port 22 is enabled from Linux s= erver to Windows server unidirectionally.=0A= Connection with user and password works, but not with RSA key exchange: is = the problem located on port 22 unidirectional enabling?=0A= Thanks in advance.=0A= Giovanni Greco - BlueIT S.p.A.=