Telnet Server Connection; Disabling A Telnet Connection - Cisco AP775A - Nexus Converged Network Switch 5010 Configuration Manual

Chapter 12 Initial Configuration
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m
Figure 12-7
Console
connection

Telnet Server Connection

As of MDS NX-OS Release 4.1(1b), the Telnet server is disabled by default on all switches in the Cisco
MDS 9000 Family. If you require a secure SSH connection, you need to disable the default Telnet
connection and then enable the SSH connection (see the
on page
For information on connecting a terminal to the supervisor module console port, refer to the Cisco MDS
Note
9200 Series Hardware Installation Guide or the Cisco MDS 9500 Series Hardware Installation Guide.
A maximum of 16 sessions are allowed in any switch in the Cisco MDS 9500 Series or the Cisco MDS
Tip
9200 Series.
Make sure the terminal is connected to the switch and that the switch and terminal are both powered on.

Disabling a Telnet Connection

To disable Telnet connections to the switch using Device Manager, follow these steps:
Select Device > Preferences.
Step 1
Check the Use Secure Shell instead of Telnet check box.
Step 2
Click Apply.
Step 3
Telnet is disabled and SSH is enabled on the switch.
OL-17256-03, Cisco MDS NX-OS Release 4.x
Default Gateway
Default
gateway
Switch 2
mgmt 0
(IP address:
172.16.1.2)
Management LAN
(Ethernet connection)
32-22).
Router
IP Address
172.16.1.1
Telnet or CLI
SSH
GUI
SNMP
"Generating the SSH Server Key-Pair" section
Cisco MDS 9000 Family Fabric Manager Configuration Guide
Telnet Server Connection
IP
Network
DNS server
12-11