Digi IX20, Руководство пользователя

Страница: 153 / 726

Serial port Configure the serial port
IX20 User Guide 153
n
To limit access to specified IPv4 addresses and networks:
(config serial USB_port)> add service telnet acl address end
value
(config serial USB_port)>
Where value can be:
l
A single IP address or host name.
l
A network designation in CIDR notation, for example, 192.168.1.0/24.
l
any : No limit to IPv4 addresses that can access the telnet port.
Repeat this step to list additional IP addresses or networks.
n
To limit access to specified IPv6 addresses and networks:
(config serial USB_port)> add service telnet acl address6 end
value
(config serial USB_port)>
Where value can be:
l
A single IP address or host name.
l
A network designation in CIDR notation, for example, 2001:db8::/48.
l
any : No limit to IPv6 addresses that can access the telnet port.
Repeat this step to list additional IP addresses or networks.
n
To limit access to hosts connected through a specified interface on the IX20
device:
(config serial USB_port)> add service telnet acl interface end
value
(config serial USB_port)>
Where value is an interface defined on your device.
Display a list of available interfaces:
Use ... network interface ? to display interface information:
(config serial USB_port)> ... network interface ?
Interfaces
Additional Configuration
-------------------------------------------
defaultip Default IP
defaultlinklocal Default Link-local IP
eth1 ETH1
eth2 ETH2
loopback Loopback
modem Modem
(config serial USB_port)>