Cisco Cisco Aironet 340 Ethernet Bridges Guia Do Utilizador
Accessing the Console System 2 - 17
Monitoring of the DTR Signal
The Aironet 340 Series Bridge monitors the state of the Data Terminal
Ready (DTR) signal. This signal is used to indicate the presence or
absence of a DTE device connected to the Console Port.
Ready (DTR) signal. This signal is used to indicate the presence or
absence of a DTE device connected to the Console Port.
If the state of the signal changes (up or down) the following actions will
occur (unless a telnet session is in progress):
occur (unless a telnet session is in progress):
n Any currently executing command or display will be terminated
n Current menu will be returned to the Main Menu
n Console Privilege Menu will be set back to the highest level not
requiring a password.
If the Console is configured for hardware flow control and the DTR sig-
nal is currently down, all output will be discarded. The bridge would
assume flow is off and the Console would eventually lock up.
nal is currently down, all output will be discarded. The bridge would
assume flow is off and the Console would eventually lock up.
If the cable used does not have the DTR signal connected it will not
change state and no action will be taken.
change state and no action will be taken.