Reserved ports
Sophos Firewall reserves some ports for system services. These ports are reserved even when the services aren't in use. You can't use these ports for any other feature of the firewall. The complete list of reserved ports is as follows:
- 4
- 11
- 22
- 23
- 24
- 25
- 41
- 53
- 58
- 109
- 142
- 161
- 179
- 197
- 198
- 273
- 299
- 300
- 414
- 415
- 417
- 464
- 500
- 514
- 546
- 547
- 885
- 886
- 992
- 994
- 1211
- 1415
- 1701
- 1723
- 1813
- 2121
- 2600
- 2709
- 2712
- 2718
- 2727
- 2736
- 2745
- 2754
- 3001
- 3306
- 3400
- 3410
- 4128
- 4500
- 4501
- 5432
- 5433
- 5434
- 5555
- 5685
- 5900 to 6000
- 6009
- 6060
- 6061
- 6177
- 6277
- 6379
- 6783
- 6789
- 7830
- 7831
- 8005
- 8009
- 8088
- 8089
- 8090
- 8347
- 8384
- 9006
- 9595
- 9687
- 9922
- 11001 to 11010
- 25315
- 25316
- 65001 to 65040
- 65353
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