Siemens SCALANCE M804PB Operating Instructions Manual page 13

● Encryption
Specifies whether the transfer is encrypted.
Protocol Protocol/port
number
SSH TCP/22
SFTP
HTTP TCP/80
HTTPS TCP/443
SNTP UDP/123
SNMP v1/v3 UDP/161
DNS server TCP/53
DNS client UDP/53
Syslog UDP/514
IPsec/IKE UDP/500
UDP/4500
DHCP server UDP/67
DHCP server
UDP/68
NTP client UDP/123
NTP server UDP/123
Siemens Remote TCP/443
Service (cRSP/SRS)
PROFINET UDP/34964
OpenVPN to TCP, UDP
SINEMA RC depending on
server config
[only with
KeyPlug]
TFTP UDP/69
DynDNS TCP/80
Telnet TCP/23
Ping ICMP
RADIUS client UDP/1812
UDP/1813
SCALANCE M804PB
Operating Instructions, 07/2018, C79000-G8976-C496-01
Port status Default port
status
Open Open
(when configured)
Open Open
(when configured)
Open Open
Open Closed
(only outgoing)
Open Open
(when configured)
Open Open
(when configured)
Open Open
(when configured)
Open Closed
(only outgoing)
Open Closed
(when configured)
Open Open
(when configured)
Open Open
(when configured)
Open Closed
(only outgoing)
Open Closed
Open Closed
(only outgoing)
Open Open
Open Closed
(only outgoing)
Open Closed
(only outgoing)
Open Closed
(only outgoing)
Open Open
(when configured)
Open Open
Open Closed
(when configured)
Security recommendations
Authentication Encryption
Yes Yes
Yes No
Yes Yes
No No
Yes Yes (when config-
ured)
No No
No No
No No
Yes Yes
No No
No No
No No
No No
Yes Yes
No No
Yes Yes
No No
No No
Yes No
No No
No No
13