Synology Used Ports - SynoCommunity/spksrc GitHub Wiki
Synology has a Knowledge Base entry on which ports are used: What network ports are used by Synology services?
Application/Service | Protocol | Port |
---|---|---|
FTP | TCP | 20, 21, 55536, 55537 |
SSH | TCP | 22 |
Telnet | TCP | 23 |
SMTP | TCP | 25 |
DNS | Both | 53 |
DHCP | UDP | 67-68 |
TFTP | TCP | 69 |
HTTP | TCP | 80 |
Kerberos | TCP/UDP | 88 |
TCP | 110 | |
NFS | TCP | 111, 892, 2049 |
NTP | TCP | 123 |
High Availability | Both | 123, 874, 5405, 5406, 7400-7999 |
CIFS | TCP | 137-139, 445 |
IMAP | TCP | 143 |
SNMP | TCP | 161 |
LDAP | TCP | 389 |
HTTPS | TCP | 443 |
Kerberos | TCP/UDP | 464 |
SMTPS | TCP | 465 |
IPSEC | UDP | 500, 4500 |
Syslog | TCP/UDP | 514 |
LPR Print | TCP | 515 |
DHCPv6 | UDP | 546,547 |
AFP | TCP | 548 |
IPP Print | TCP | 631 |
LDAP/SSL | TCP | 636 |
RSync | TCP | 873 |
IMAPS | TCP | 993 |
POPS | TCP | 995 |
OpenVPN | UDP | 1194 |
High Availability (HA) | TCP/UDP | 1234 |
Synology Assistant | TCP/UDP | 1234 |
IPSEC | TCP | 1701 |
PPTP | TCP | 1723 |
RADIUS Server | UDP | 1812 |
UPnP | UDP | 1900 |
Proxy Server | TCP | 3128 |
MFP Print | TCP | 3240-3259 |
iSCSI | TCP | 3260, 3263, 3265 |
LUN Backup | TCP | 3260 |
Snapshot Replication | TCP | 3261, 5566 |
MySQL | TCP | 3306 |
Presto File Server | TCP/UDP | 3360, 3361 |
UPS | TCP | 3493 |
iTunes | TCP | 3689 |
SVN | TCP | 3690 |
CIFS Scale-out Cluster | TCP | 4279, 17909, 17913, 19998, 24007, 24008, 24009-24045, 38465-38501, |
eMule | TCP | 4662 |
eMule | UDP | 4672 |
DSM | TCP | 5000-5001 |
Video Station | TCP | 5002, 5004, 9025-9040, 65001 |
WebDAV, CalDAV | TCP | 5005-5006, 38008, 38443 |
Bonjour | TCP | 5353 |
High Availability (HA) | TCP/UDP | 5405, 5406 |
Active Backup for Business | TCP | 5510, 5985, 5986 |
CardDAV | TCP | 5555 |
SMI-S Provider | TCP | 5988, 5989 |
AirPlay | UDP | 6001-6010 |
AirPlay | TCP | 6011-6030 |
Hyper Backup | TCP | 6281 |
Drive Server | TCP | 6690 |
BiTorrent | UDP | 6881 |
File Station | TCP | 7001 |
Migration Assistant | TCP/DRBD | 7400-7499 |
High Availability (HA) | TCP/UDP | 7400-7499 |
C2 Identity Edge-Server | TCP | 7712 |
Download Station | TCP | 8001 |
CardDAV Server | TCP | 8008, 8443 |
Audio Station | TCP | 8801 |
TCP | 9002, 3483 | |
Surveillance Station | TCP | 9900-9901, 19997-19998 |
Synology Assistant | TCP/UDP | 9997-9999 |
Data Replicator | TCP | 9997-9999 |
BiTorrent | TCP | 16881 |
Radius | TCP | 18120 |
Visual Station | UDP | 19999 |
DLNA | TCP | 50001-50002 |
SSDP | UDP | 55900-55910 |
???? | UDP | 4000 |