Reference Guide
88 | Control and Monitoring
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Parameters
Defaults
The IP address on the system that is closest to the Telnet address is used in the 
outgoing packets.
Command Modes
CONFIGURATION
Command
History
line 
c e s
Enable and configure console and virtual terminal lines to the system. This command 
accesses LINE mode, where you can set the access conditions for the designated line.
Syntax
line {aux 0 | console 0 | vty number [end-number]} 
Parameters
interface Enter the following keywords and slot/port or number information:
• For an 100/1000 Ethernet interface, enter the keyword 
GigabitEthernet followed 
by the slot/port information.
• For a 1-Gigabit Ethernet interface, enter the keyword 
GigabitEthernet followed 
by the slot/port information. 
• For Loopback interfaces, enter the keyword 
loopback followed by a number from 
zero (0) to 16383.
• For a Port Channel, enter the keyword 
port-channel followed by a number:
C-Series and S-Series: 1-128
E-Series: 1 to 32 for EtherScale, 1 to 255 for TeraScale and 1 to 512 for ExaScale
• For the SONET interfaces, enter the keyword 
sonet followed by slot/port 
information. 
• For a 10-Gigabit Ethernet interface, enter the keyword 
TenGigabitEthernet 
followed by the slot/port information. 
• For a 40-Gigabit Ethernet interface, enter the keyword 
fortyGigE followed by the 
slot/port information. 
• For a VLAN interface, enter the keyword 
vlan followed by a number from 1 to 
4094.
Version 8.5.1.0 Added support for 4-port 40G line cards on ExaScale.
Version 8.2.1.0 Increased number of VLANs on ExaScale to 4094 (was 2094)
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.6.1.0 Support added for S-Series
Version 7.5.1.0 Introduced on C-Series
E-Series original Command
aux 0
Enter the keyword aux 0 to configure the auxiliary terminal connection.
Note: This option is supported on E-Series only.
console 0
Enter the keyword console 0 to configure the console port.
The console option for the S-Series is <0-0>.
vty number  Enter the keyword vty followed by a number from 0 to 9 to configure a virtual 
terminal line for Telnet sessions. 
The system supports 10 Telnet sessions.
end-number (OPTIONAL) Enter a number from 1 to 9 as the last virtual terminal line to 
configure. You can configure multiple lines at one time.










