Vswitch telnet logon Configuration Overview (1)

You can use telnet to manage vswitches and vrouters. It can effectively manage hundreds of vswitches and routers. It provides convenience for administrators. Here we will introduce in detail the specific steps of vswitch telnet login. So I hope you can get reference from it.

Telnet configuration

Configure Environment Parameters

PC fixed IP address 10.10.10/24
SwitchA is a layer-3 switch with the vlan100 address 10.10.10.1/24
SwitchA and SwitchB interconnect vlan10 interface address 192.168.0.1/24
SwitchB and SwitchA interfaces vlan100 interface address 192.168.0.2/24
The switch SwitchA interconnect with the ethernet port ethernet 0/1 and the ethernet0/24 of SwitchB.

Networking requirements

1. SwitchA can only be accessed through telnet from the IP address range 10.10.10.0/24.

2. SwitchA can only disable telnet access from the IP address range 10.10.10.0/24.

3. SwitchB allows telnet access from any other network segment

2 Data configuration steps

Procedure

1. to remotely telnet a PC to a device, ensure that the two devices can communicate normally. switchA is a layer-3 switch that can have multiple layer-3 Virtual interfaces. Its management vlan can be any vlan with layer-3 interfaces and IP addresses configured.

2. SwitchB is a L2 Switch with only one L2 Virtual Interface. Its management vlan is the vlan corresponding to the L3 Virtual Interface and configured with IP addresses.

3. password authentication is required by default when a telnet user logs on. If the password is not configured and is logged on via telnet, the system will prompt "password required, but none set .".