| Type |
Port Number |
Protocol |
| Audio Station |
1900 (UDP), 5000 (HTTP), 5001 (HTTPS), 5353 (Bonjour service), 6001-6010 (AirPlay control/timing) |
TCP/UDP |
| Active Backup for Google Workspace |
443 (API) |
TCP |
| Active Backup for Microsoft 365 |
443 (API) |
TCP |
| C2 Identity Edge Server |
389 (LDAP), 7712 (HTTP), 8864 |
TCP |
| 53 |
UDP |
| Central Management System |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| CIFS Scale-out Cluster |
49152-49252 |
TCP/UDP |
| 17909, 17913, 19998, 24007, 24008, 24009-24045, 38465-38501, 4379 |
TCP |
| Cloud Station |
6690 |
TCP |
| DHCP Server |
53, 67, 68 |
TCP/UDP |
| DNS Server |
53 (named) |
TCP/UDP |
| LDAP Server (formerly Directory Server) |
389 (LDAP), 636 (LDAP with SSL) |
TCP |
| Download Station |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| File Station |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| Hybrid Share |
50051 (catalog), 443 (API), 4222 (NATS) |
TCP |
| iTunes Server |
3689 |
TCP |
| Log Center (syslog server) |
514 (additional port can be added) |
TCP/UDP |
| Logitech® Media Server |
3483, 9002 |
TCP |
| MailPlus Server |
1344, 4190, 5000 (HTTP), 5001 (HTTPS), 5252, 8500-8520, 8893, 9526-9529, 10025, 10465, 10587, 11211, 11332-11334, 12340, 24245, 24246 |
TCP |
| MailPlus web client |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| Mail Station |
80 (HTTP), 443 (HTTPS) |
TCP |
| Media Server |
1900 (UPnP), 50001 (content browsing), 50002 (content streaming) |
TCP/UDP |
| Migration Assistant |
7400-7499 (DRBD), 22 (SSH) |
DRBD |
| Note Station |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| Photo Station, Web Station |
80 (HTTP), 443 (HTTPS) |
TCP |
| Presto File Server |
3360, 3361 |
TCP/UDP |
| Proxy Server |
3128 |
TCP |
| RADIUS Server |
1812, 18120 |
UDP |
| SMI-S Provider |
5988 (HTTP), 5989 (HTTPS) |
TCP |
| Surveillance Station |
5000 (HTTP), 5001 (HTTPS), 1935 (RTMP) |
TCP |
| Synology Calendar |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| Synology CardDAV Server |
8008 (HTTP), 8443 (HTTPS) |
TCP |
| Synology Chat |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| Synology Contacts |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| Synology Directory Server |
88 (Kerberos), 389 (LDAP), 464 (Kerberos password change) |
TCP/UDP |
| 135 (RPC Endpoint Mapper), 636 (LDAP SSL), 1024 (RPC), 3268 (LDAP GC), 3269 (LDAP GC SSL), 49152 (RPC), 49300-49320 (RPC) |
TCP |
| Synology Drive Server |
80 (link sharing), 443 (link sharing), 5000 (HTTP), 5001 (HTTPS), 6690 (file syncing/backup) |
TCP |
| Synology High Availability (HA) |
123 (NTP), ICMP, 5000 (HTTP), 5001 (HTTPS),
1234, 9997, 9998, 9999 (Synology Assistant), 874, 5405, 5406, 7400-7999 (HA) |
TCP/UDP |
| Synology Moments |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| Synology Photos |
5000 (HTTP), 5001 (HTTPS) |
TCP |
| Video Station |
1900 (UDP), 5000 (HTTP), 5001 (HTTPS), 9025-9040, 5002, 5004, 65001 (for using the HDHomeRun network tuner) |
TCP/UDP |
| Virtual Machine Manager |
2379-2382 (cluster network), ICMP, 3260-3265 (iSCSI), 5000 (HTTP), 5001 (HTTPS), 5566 (replication), 16509, 16514, 30200-30300, 5900-5999 (QEMU), 2385 (Redis Server) |
TCP |
| VPN Server (OpenVPN) |
1194 |
UDP |
| VPN Server (PPTP) |
1723 |
TCP |
| VPN Server (L2TP/IPSec) |
500, 1701, 4500 |
UDP |