Disable target paging after hop login and keep CLI echo on timeouts.

LLDP discover and config collect were timing out on --More--; send vendor paging-off after nested/bastion auth, and attach session-log tails so failures show where the CLI stuck.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/test_paging_disable.py

@@ -0,0 +1,41 @@
+"""Tests for vendor paging-disable helpers used by LLDP / collect / hop."""
+
+from __future__ import annotations
+
+import unittest
+from unittest.mock import MagicMock
+
+from netx_api.ne_netmiko import disable_target_paging, paging_disable_commands
+
+
+class PagingDisableTests(unittest.TestCase):
+    def test_commands_by_vendor(self) -> None:
+        self.assertEqual(
+            paging_disable_commands(vendor="Huawei", device_type="huawei"),
+            ["screen-length 0 temporary"],
+        )
+        self.assertEqual(
+            paging_disable_commands(vendor="ZTE", device_type="zte_zxros"),
+            ["terminal length 0"],
+        )
+        self.assertEqual(
+            paging_disable_commands(vendor="Cisco", device_type="cisco_ios"),
+            ["terminal length 0"],
+        )
+        self.assertEqual(
+            paging_disable_commands(vendor="H3C", device_type="hp_comware"),
+            ["screen-length disable"],
+        )
+
+    def test_disable_target_paging_uses_timing(self) -> None:
+        conn = MagicMock()
+        conn.send_command_timing.return_value = "ok\n<HUAWEI>"
+        out = disable_target_paging(conn, vendor="Huawei", device_type="huawei")
+        conn.send_command_timing.assert_called_once_with(
+            "screen-length 0 temporary", read_timeout=15
+        )
+        self.assertIn("ok", out)
+
+
+if __name__ == "__main__":
+    unittest.main()