Panasonic PN28160A Operation Manual page 76

<Configuration Example>
Overview: Configure the telnet connection so that the sessions are allowed only from
specific network addresses (192.168.1.1 to 192.168.1.254).
(1) Enable the access limitation from telnet.
(2) Add the network address 192.168.1.0 (subnet mask 255.255.255.0), as a
source address for telnet connections, to Entry No. 1.
M24eG> enable
M24eG# configure
(1)
M24eG(config)# telnet-server access-limitation enable
(2)
M24eG(config)# telnet-server 1 192.168.1.0 255.255.255.0
M24eG(config)# exit
M24eG#
Fig. 3-5-2-2 Example of configuring the telnet access limitation
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