AR28-30 serves as Server, with version as VRP3.4-0006; AR18-33 as Client, being atVRP3.3-0013.
The configuration of TTY corresponded by AR28-30 is as follows:
user-interface tty 17
redirect return-deal from-telnet
redirect listen-port 5000
TELNET to AR18-33 inversely, although with successful connection, there is no echo from cliet.
Under user-interface tty 17, configure the flow-control none command, and inverse TELNET is normal.
For inverse interconnection between TELNET Server and Client, it needs to cancel flow-control sometimes. By default, the equipment enables hardware flow-control at TTY.
Inverse TELNET has multiple options in configuration, and some is related to hardware system. If problem occurs, please try to modify the options for configuration.