Siemens SCALANCE X-300 Configuration Manual page 129

Management Allowed Ports
IP Address
Enter the IP address to which the rule applies.
If you use the IP address 0.0.0.0, the settings apply to all IP addresses.
Subnet Mask
Enter the subnet mask.
The subnet mask 255.255.255.255 is for a specific IP address. If you want to allow a subnet,
for example a C subnet, enter 255.255.255.0. The subnet mask 0.0.0.0 applies to all
subnets.
VLANs Allowed
Enter the number of VLANs from which access is permitted.
You can enter several individual VLANs as well as VLAN ranges separated by commas, e.g.
1,5,10-12.
Out-Band Port Enabled
If you enable the "Out-Band Port Enabled" option, the IP address can access the switch via
the out-band port.
Services
If you enable one of the following services, you also enable access using this service:
● SNMP
● TELNET
● HTTP
● HTTPS
● SSH
● FTP
● ICMP
The following service is only available with SCALANCE X300:
● DHCP Relay
If you enable this service, DHCP relay acts as an intermediary between an end device
and a DHCP server located in different networks so that the end device can be assigned
an IP address.
Note
You will find detailed information on this functionality in the sections "DHCP Relay Agent
Configuration" and "DHCP Relay Agent Port Configuration".
Ports
Enable the ports via which the device may be accessed.
SCALANCE X-300 / X-400
Configuration Manual, 10/2014, C79000-G8976-C187-22
Configuration using Web Based Management and Command Line Interface
4.4 The Agent menu
129