hi,
I am try to set up my ccie lab.
with 5xrouter, 4xswitches.
and the problem is from time to time, my devices console will not be reachable.
I can only access my access server, but none of my router can be reach. it show up a error of remote connection refused.
can anyone help?
I have very easy configuration on my accesss server only.
2511#sh run
Building configuration...
Current configuration:
!
version 12.0
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname 2511
!
enable password 1234
!
ip subnet-zero
no ip domain-lookup
ip host R1 2001 1.1.1.1
ip host R2 2002 1.1.1.1
ip host R3 2003 1.1.1.1
ip host R4 2004 1.1.1.1
ip host R5 2005 1.1.1.1
ip host SW1 2006 1.1.1.1
ip host SW2 2007 1.1.1.1
ip host SW3 2008 1.1.1.1
ip host SW4 2009 1.1.1.1
!
!
!
interface Loopback0
ip address 1.1.1.1 255.255.255.0
no ip directed-broadcast
!
interface Ethernet0
ip address 10.2.1.200 255.255.255.0
no ip directed-broadcast
!
interface Serial0
no ip address
no ip directed-broadcast
!
interface Serial1
no ip address
no ip directed-broadcast
shutdown
!
ip classless
ip route 0.0.0.0 0.0.0.0 10.2.1.1
!
no alias exec s
!
line con 0
exec-timeout 0 0
logging synchronous
transport input none
line 1 16
exec-timeout 0 0
transport input all
line aux 0
line vty 0 4
password 1234
login
!
end
2511#connect sw1
Trying SW1 (1.1.1.1, 2006)...
% Connection refused by remote host
2511#
2511#