Siemens SIMATIC NET SCALANCE S615 - Page 16

• Authentication
Speci󹪝es whether an authentication of the communication partner takes place or whether
an authentication can be con󹪝gured.
• Encryption
Speci󹪝es whether the transfer is encrypted or whether the encryption can be con󹪝gured.
Service Protocol/
Port number
Default port status Con󹪝gurable Authenti‐
cation
Encryp‐
tion
2)
Local access External ac‐
cess
1)
Port Serv‐
ice
DHCPv4 Cli‐
ent
UDP/68 Closed
3)
Closed -- ✓ -- --
DHCPv6 Cli‐
ent
TCP/546
UDP/546
Open Open -- -- -- --
DHCPv4-
Server
UDP/67 Closed Closed
4)
-- ✓ -- --
DNS Client TCP/53
UDP/53
Outgoing only Outgoing on‐
ly
-- ✓ -- --
DNS Server TCP/53
UDP/53
Open
5)
Closed -- ✓ -- --
DynDNS TCP/80
UDP/80
TCP/443
UDP/443
Outgoing only Outgoing on‐
ly
-- ✓ ✓ --
HTTP TCP/80 Open Closed ✓ ✓ ✓ --
HTTP Proxy TCP/3128
TCP/8080
Outgoing only Outgoing on‐
ly
✓ ✓ Optional --
HTTPS WBM
Server/Client
TCP/443 Open Closed ✓ ✓ ✓ ✓
IPsec/IKE UDP/500
UDP/4500
Closed Closed -- ✓ ✓ ✓
NTP Client UDP/123 Outgoing only Outgoing on‐
ly
✓ ✓ -- --
NTP Client
(secure)
UDP/123 Outgoing only Outgoing on‐
ly
✓ ✓ ✓ --
NTP Server UDP/123 Closed Closed ✓ ✓ -- --
NTP Server
(secure)
UDP/123 Closed Closed ✓ ✓ ✓ --
OpenVPN UDP/1194
TCP/1194
Outgoing only Outgoing on‐
ly
✓ ✓ ✓ ✓
Ping ICMP Open Closed -- ✓ -- --
PROFINET UDP/34964
UDP/49154
UDP/49155
Open Closed -- ✓ -- --
RADIUS Cli‐
ent
UDP/1812 Closed Closed ✓ ✓ ✓ Optional
UDP/1813 --
SFTP Server TCP/22 Outgoing only Outgoing on‐
ly
✓ ✓ ✓ ✓
Security recommendations
SCALANCE S615
16 Operating Instructions, 05/2023, C79000-G8976-C389-08