Huawei AR2200 Series Configuration Manual page 135

Huawei AR2200 Series Enterprise Routers
Configuration Guide - Basic Configuration
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Issue 02 (2011-10-15)
Figure 8-3 Telnet redirection services
PC
Ethernet
Async0
Async1
Router1 Switch
NOTE
Only the devices that provide the asynchronous interface support the Telnet redirection service.
Interruption of Telnet services
In Telnet connection, you can use two types of shortcut keys to interrupt the connection.
As shown in Figure 8-4, Router A logs in to Router B through Telnet, and Router B logs
in to Router C through Telnet. Thus, a cascade network is formed. In this case, Router A
is the client of Router B and Router B is the client of Router C.
usage of the two types of shortcut keys.
Figure 8-4 Usage of Telnet shortcut keys
Telnet Session 1
Telnet
Client
RouterA
<Ctrl_]>: The server interrupts the connection.
If the network connection is normal, when you press Ctrl_], the Telnet server interrupts
the current Telnet connection actively. For example:
<RouterC>
Press <Ctrl_]> to return to the prompt of Router B.
Configuration console exit, please retry to log on
The connection was closed by the remote host
<RouterB>
Press <Ctrl_]> to return to the prompt of Router A.
Configuration console exit, please retry to log on
The connection was closed by the remote host
<RouterA>
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Router
Async3
Async2
Modem
Telnet Session2
RouterB
8 Accessing Another Device
Router2
Figure 8-4 illustrates the
Telnet
Server
RouterC
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