Version 7.5.1.0 Introduced on the C-Series.
Version 6.1.1.0 Introduced on the E-Series.
Related 
Commands
ip ssh server – enables the secure shell (SSH) server on the system.
ip telnet source-interface
Set an interface’s IP address as the source address in outgoing packets for Telnet sessions.
C-Series, E-Series, S-Series, Z-Series
Syntax
ip telnet source-interface interface
To return to the default setting, use the no ip telnet source-interface 
[
interface] command.
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 the SONET interfaces, enter the keyword sonet 
followed by slot/port information.
• For a Port Channel, enter the keyword port-channel 
followed by a number. For the C-Series and S-Series, 1 to 128. 
For the E-Series, 1 to 32 for EtherScale, 1 to 255 for TeraScale, 
and 1 to 512 for ExaScale.
• 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 VLAN interface, enter the keyword vlan followed by a 
number from 1 to 4094.
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
Version 8.3.11.1 Introduced on the Z9000.
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).
119