Siemens SIMATIC NET SCALANCE W774-1 Operating Instructions Manual page 10

Security recommendations
List of available services
The following is a list of all available services and their ports through which the device
can be accessed.
The table includes the following columns:
• Service
The services that the device supports
• Default port status
This is the status of the port in the delivery state (factory setting).
• Configurable port/service
Indicates whether the port number or the service can be configured via WBM / CLI.
• Authentication
Specifies whether the communication partner is authenticated.
If optional, the authentication can be configured as required.
• Encryption
Specifies whether the transfer is encrypted.
If optional, the encryption can be configured as required.
Service
DHCP client
DHCP server
DNS client
EthernetIP
HTTP
HTTPS
NTP Client
PROFINET
RADIUS
Remote Capture
SFTP client
SMTP client
SNMPv1/V2c
SNMPv3
SNMP traps
SNTP Client
SSH
10
Protocol/port Default port
number
UDP/68 Outgoing only
UDP/67 Closed
TCP/53 Outgoing only
UDP/53
TCP/44818, Closed
UDP/2222
UDP/44818
TCP/80 Open
TCP/443 Open
UDP/123 Outgoing only
UDP/34964 Open
UDP/49154
UDP/49155
UDP/1812 Closed
TCP/2002 Closed
TCP/22 Closed
TCP/25 Closed
UDP/161 Open
UDP/161 Open
UDP/162 Outgoing only
UDP/123 Outgoing only
TCP/22 Open
Configurable
status
Port Service
--
--
--
--
✓
✓
✓
--
✓
--
✓
✓
✓
✓
--
✓
✓
Operating Instructions, 07/2020, C79000-G8976-C325-14
Authentication
✓ --
✓ --
✓ --
✓ --
✓ ✓
✓ ✓
✓ --
✓ --
✓ ✓
✓ --
✓ ✓
✓ --
✓ --
✓ Optional
✓ --
✓ --
✓ ✓
SCALANCE W774-1 /W734-1
Encryption
--
--
--
--
--
✓
--
--
--
--
✓
--
--
Optional
--
--
✓