Terminal configuration command directory
Binding telnet interception
ports and line vty number, make telnet connection ,which logon a special port
,produce vty according to appointed numbers.
[no] attach-port PORT
parameter:
port:telnet
server’s interception port number (3001-3999)
default:
none
command mode:
line configuration mode
example:
Bind 3001 interception port to line vty 2
3.
Router_config# line vty 2 3
Router_config_line#attach-port
3001
Set auto-commands when user logon to the
terminal, the connection will cut after performing this command.
autocommand LINE
no autocommand
parameter:
LINE Performing commands
command
mode:
line configuration mode
example:
Router_conf#line vty 1
Router_conf_line#autocommand pad 123456
After successfully login, it will
automatically PAD to the host whose X.121 address is 123456.
Clear appointed lines.
clear line [aux | tty | vty] [number]
parameter:
correspond to command “line”
command
mode:
supervisor mode
example:
Router#clear line vty 0
Connect a telnet server
connect server-ip-addr/server-host-name {[/port port][/source-interface interface] [/local local-ip-addr]}
parameter:
server-ip-addr/server-host-name IP address or host name of the
server
port number
interface launching connection’s interface name
local-ip-addr launching connection’s local IP address
command
mode:
all configuration mode
example:
Router#telnet 192.168.20.1
Delete suspended telnet session
disconnect N
parameter:
N Suspended
telnet session number
command
mode:
all configuration mode
example:
Router#disconnect
1
Set the maximum vacancy time of the teminal
[no] exec-timeout [time]
parameter:
time: Vacancy
time counted by second
default:
0 ( without time-out limit)
command mode
line configuration mode
example
Set line’s vacancy time to 1 hour
Router_config_line#exec-timeout 3600
Set one screen’s lines of the line terminal
[no] length [value]
parameter:
value:Values
from 0-512, 0 shows no pause.
Default:
24
command
mode:
线路配置模式
Enter into line configuration mode
line [aux | console | tty | vty] [number]
parameter:
Aux, console ,tty and vty are all line
types. Aux is corresponding to auxiliary lines, console is corresponding to
monitor lines, tty is corresponding to asynchronous line, vty is corresponding
to Telnet,PAD,Rlogin etc. virtual lines.
“Number” is the number of the line type. There is only a
number “0” to Console and Aux.
command
mode:
global configuration mode
example:
entering VTY configurations mode from 0 to
10.
Router_config#line vty 0 10
Record descriptions of current lines
location [LINE]
no location
parameter:
LINE:descriptions
text of Current lines.
command
mode:
line configuration mode
Set line login authentication parameter
[no] line login authentication [default |
WORD]
parameter:
default:Set to
default authentication
WORD:The name of
authentication list
command
mode:
line configuration mode
example:
Router_conf_line#login authentication test
Set the line’s authentication list to
“test”
Make log and debug information output to
this line.
[no] monitor
parameter:
none
command
mode:
line configuration mode
example:
Router_config_line#monitor
Close all debug output of current VTY
no debug all
parameter:
none
command
mode:
supervisor mode
example:
Router#no debug all
Set terminal’s password
password {password | [encryption-type] encrypted-password
}
no password
parameter:
password : |
Configured
password for this line, type in plaintext, the maximum password length is 30
digits. |
[encryption-type]
encrypted-password : |
encryption-type
means the types of encryption, now, D-Link only supports two types: 0 and 7, 0
means no encryption, the latter “encrypted-password” will be covered
by password’s plaintext, this has the same effect as typing password directly
without adding encryption-type; 7
means that encryption with D-Link’s own arithmetic, the latter “encrypted-password”
will be covered by encryption password cryptograph, this cryptograph can be
copied from other routers’ configurations files. |
More details about password
encryption ,please refer to “service password-encryption”command and
“enable password”command.
command
mode:
line configuration mode
example:
Router_conf#line vty 1
Router_conf_line#password test
Set password of VTY 1 to “test”.
Resume suspended telnet session
resume N
parameter:
N Number
of suspended telnet session
command mode:
all configurations mode
example:
Router#resume 1
printer enable[|disable]
parameter:
enable: Open the function of connecting printer on line
disable:Close the function of connecting printer on line
default:
disable
command mode:
line configuration mode
example:
Open the function
of connecting printer on line tty 1.
Router_config# line vty 1
Router_config_line#printer
enable
configure character sequence to
begin printing
[no] printer start char1
char2 char3 …
parameter:
char1 char2 char3 …:character sequence to begin printing, must
be 16 scale digit, begins with “Ox”, separation with space among characters.
no: restore character sequence to begin
printing to default: 0x1b 0x5b 0x35 0x69
default:
0x1b 0x5b 0x35 0x69
command mode:
line configuration mode
example:
configure character
sequence to begin printing on line tty1
Router_config# line vty 1
Router_config_line#printer
start 0x1b 0x5b 0x30 0x69
configure character sequence to
stop printing
[no] printer stop char1
char2 char3 …
parameter:
char1 char2 char3 …:character sequence to stop printing, must
be 16 scale digit, begins with “Ox”, separation with space among characters.
no: restore character
sequence to begin printing to default: 0x1b 0x5b 0x35 0x69
default:
0x1b 0x5b 0x34 0x69
command mode:
line configuration mode
example:
configure character
sequence to stop printing on line tty1
Router_config# line vty 1
Router_config_line#printer
stop 0x1b 0x5b 0x31 0x69
configure the script of line activation
script activation WORD
parameter:
WORD :Script name
command mode:
line configuration mode
example:
configure script
name of line activation to script1
Router_config_line#script
activation script1
configure callback script
script callback WORD
parameter:
WORD: script name
command name:
line configuration mode
example:
configure system
callback’s script name to “script1”
Router_config_line#script
callback script1
configure script of creating connectiom
script connection WORD
parameter:
WORD: script name
command mode:
line configuration mode
example:
configure script
name of creating connection to script1
Router_config_line#script
connection script1
configure dialer script
script dialer WORD
parameter:
WORD: Script name
command mode:
line configuration mode
example:
configure dialer script to “script1”
Router_config_line#script
dialer script1
Configure terminal switchkey
switchkey key cmdalias server-name
parameter:
key terminal switch key(CTRL-A—CTRL-Z except CTRL-H)
cmdalias command
alias when performing terminal switch
server-name the
corresponding server name to each terminal screen
command
mode:
line configuration mode
example:
configure connect to
sco1 server through “con-sco” command when switching by “ctrl-a”
Router_config_line#switchkey
ctrl-a con_sco sco1
configure script when interface reset
script reset WORD
parameter:
WORD: Script name
command mode:
line configuration mode
example:
configure
script to “script1” when interface reset
Router_config_line#script
reset script1
configure script when system startup
script startup WORD
parameter:
WORD: Script name
command mode:
line configuration mode
example:
configure script’s
name to “script1” when system startup
Router_config_line#script
startup script1
configure character sequence writing back
to terminal when terminal switch
sequence-char key char1 char2 char3 …
parameter:
key terminal
switch key
char1 char2 char3 … character
sequence writing back
command mode:
line configuration mode
example:
configure character sequence writing back
to terminal to “0x1b 0x21 0x38 0x51” when switching by “ctrl-a”
Router_config_line#sequence-char
ctrl-a 0x1b 0x21 0x38 0x51
Show all current debug information opened
by VTY
show debug
parameter:
none
command
mode:
supervisor mode or global configuration
mode
example:
Router#show debug
Generic IP:
IP packet debugging is on
Frame Relay:
Lmi debugging is on
Show current effective line state
show line {[console | aux | tty | vty]
[number]}
parameter:
If without parameters , it will show all
current effective lines state.
Other parameters’ defines are correspond to
“line”
command
mode:
no-user state
show tty-status N
parameter:
N:Number of
line tty
Default:
none
command mode:
other configurations modes except user
configurations mode
example:
show interface settings status
corresponding to tty 1
Router_config# show tty-status 1
Configure whether to show prompt
information when terminal is switching.
switchmsg enable
switchmsg disable
parameter:
enable show
prompt information when terminal switching
disable forbid
showing prompt information when terminal switching
default:
disable
command mode:
line configuration mode
example:
configure to show prompt information when
terminal switching
Router_config_line#switchmsg
enable
Use command “terminal length” to change
displayed lines per screen of current terminal, this parameter can be obtained
by the remote host.
“rlogin”
protocol uses this parameter to note the remote UNIX host. While use “no”
format of this command to restore its default.
terminal
length length
no
terminal length
parameter:
length: displayed lines per screen
default:
pause
after display 24 lines per screen
command
mode:
global
configuration mode
explanation:
This
command is only effective to current terminal, after finishing session, terminal attribute will lose.
Example:
router#terminal
length 40
relevant
commands:
line
Use
command “terminal monitor” to show debug output and system error information on
current terminal , while using ”no” format of this command will close monitor.
terminal
monitor
no
terminal monitor
parameter:
none
default:
the
dafault of System console is open, the default of other terminals are closed.
command
mode:
global
configuration mode
explanation:
This
command is only effective to current terminal, after finishing session,
terminal attribute will lose.
example:
router#terminal
monitor
relevant
commands:
line
debug
When
default, the router’s output is 80 characters per line. If it can not meet your
terminal request, you can configure again. This parameter can be obtained by
the remote host. Using command
”terminal width” can set characters per line. Using no format of this command
can restore its default.
terminal
width number
no
terminal width
parameter:
number characters number per line
default:
display
80 characters per line
command
mode:
global
configuration mode
explanation:
This
command is only effective to current terminal, after finishing session,
terminal attribute will lose.
example:
router#terminal
width 40
relevant
commands:
line
set terminal type
[no] terminal-type [name]
parameter:
name:terminal’s
name. terminal types supported include: VT100、ANSI、VT100J currently.
default:
ANSI
command
mode:
line configuration mode
Check current suspended connection-out
telnet sessions on the client.
Where
parameter:
none
command
mode:
all configuration mode
example:
Router#where
Set width of line terminal.
[no] width [value]
parameter:
value:Values
from 0—512, 0 means no enter.
Default:
80
command
mode:
line configuration mode