I am unable to telnet NAT IP from outside but could ping at the same time. Please help. Here is the router configuration.

Question

Building configuration...
Current configuration : 3351 bytes
! No configuration change since last restart
version 15.1
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
boot-start-marker
boot-end-marker
logging buffered 51200 warnings
no aaa new-model
memory-size iomem 10
crypto pki token default removal timeout 0
crypto pki trustpoint TP-self-signed-1515919628
enrollment selfsigned
 subject-name cn=IOS-Self-Signed-Certificate-1515919628
 revocation-check none
 rsakeypair TP-self-signed-1515919628
crypto pki certificate chain TP-self-signed-1515919628
 certificate self-signed 01
ip source-route
ip dhcp excluded-address 10.10.10.1
ip dhcp pool ccp-pool
 import all
 network 10.10.10.0 255.255.255.248
 default-router 10.10.10.1 
 lease 0 2
ip cef
no ip domain lookup
ip domain name yourdomain.com
no ipv6 cef
license udi pid CISCO881-K9 sn FCZ1639C2EX
interface FastEthernet0
 no ip address
interface FastEthernet1
 no ip address
interface FastEthernet2
 no ip address
interface FastEthernet3
no ip address
interface FastEthernet4
 ip address 10.1.1.245 255.255.255.0
 ip access-group KARIDGE in
 ip access-group KARIDGE out
 duplex auto
 speed auto
interface Vlan1
 description $ETH-SW-LAUNCH$$INTF-INFO-HWIC 4ESW$
 ip address 100.241.190.125 255.255.255.240
 ip tcp adjust-mss 1452
ip forward-protocol nd
ip http server
ip http access-class 23
ip http authentication local
ip http secure-server
ip http timeout-policy idle 60 life 86400 requests 10000
ip route 0.0.0.0 0.0.0.0 100.241.190.113
ip access-list extended KARIDGE
permit ip host 10.1.1.6 any
permit ip any host 10.1.1.6
access-list 23 permit 10.10.10.0 0.0.0.7
no cdp run
line con 0
 login local
line aux 0
line vty 0 4
 privilege level 15
 login local
 transport input telnet ssh
end

Answer 1

Can you connect throght SSH? Which is the error message that you see?
Looking at your configuration file I don´t see the lines "enable secret" neither "enable password". If you don´t define them you can´t connect remotely to any device.