Hola

Fronterizo>ena
Password:
Fronterizo#show run
Building configuration...

Current configuration : 912 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
!
hostname Fronterizo
!
boot-start-marker
boot-end-marker
!
enable secret 5 $1$ICEc$wEjsBKxPJes8AGEMHvMXW0
enable password 7 104D05181604
!
no aaanew-model
!
resource policy
!
mmi polling-interval 60
no mmi auto-configure
no mmi pvc
mmi snmp-timeout 180
ip subnet-zero
ip cef

interface FastEthernet0/0
ip address 172.16.20.1 255.255.255.240
shutdown
duplex auto
speed auto
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
interface Serial0/0/0
no ip address
shutdown
no fair-queueclock rate 125000
!
interface Serial0/0/1
no ip address
shutdown
clock rate 125000
!
ip classless
!
ip http server
!
!
control-plane
!
banner motd ^CPrecaucion, no siga, o se atiene a las consecuencias^C
!
line con 0
line aux 0
line vty 0 4
login
!
end

Fronterizo#conf te
Enter configuration commands, one per line. End with CNTL/Z.
Fronterizo(config)#int se0/0/0Fronterizo(config-if)#ip add 200.200.10.1 255.255.255.252
Fronterizo(config-if)#do wr
Building configuration...
[OK]
Fronterizo(config-if)#ip add 200.200.10.1 255.255.255.252
Fronterizo(config-if)#no shutdown
Fronterizo(config-if)#
*Sep 1 16:31:02.283: %LINK-3-UPDOWN: Interface Serial0/0/0, changed state to do
wn
Fronterizo(config-if)#do wr
Building configuration...
[OK]Fronterizo(config-if)#exit
Fronterizo(config)#int fa
Fronterizo(config)#int fastEthernet 0/0
Fronterizo(config-if)#no shutdown
Fronterizo(config-if)#
*Sep 1 16:32:25.783: %LINK-3-UPDOWN: Interface FastEthernet0/0, changed state t
o up
*Sep 1 16:32:26.783: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthern
et0/0, changed state to up
Fronterizo(config-if)#do wr
Building configuration...
[OK]Fronterizo(config-if)#exit
Fronterizo(config)#ip ?
Global IP configuration subcommands:
access-list Named access-list
accounting-list Select hosts for which IP accounting information is
kept
accounting-threshold Sets the maximum number of accounting entries
accounting-transits Sets the maximum number of transit entriesaddress-pool Specify default IP address pooling mechanism
alias Alias an IP address to a TCP port
arp IP ARP global configuration
bootp Config BOOTP services
cef Cisco Express Forwarding
classless Follow classless routing forwarding rules
ddns Configure dynamic DNSdefault-gateway Specify default gateway (if not routing IP)
default-network Flags networks as candidates for default routes
dhcp Configure DHCP server and relay parameters
dhcp-client Configure parameters for DHCP client operation
dhcp-server Specify target DHCP server parameters
dns Configure DNS serverfor a zone
domain IP DNS Resolver
domain-list Domain name to complete unqualified host names.
domain-lookup Enable IP Domain Name System hostname translation
domain-name Define the default domain name
dvmrp DVMRP global commands
finger finger server
flow-aggregation Configure flowaggregation
flow-cache Configure netflow cache parameters
flow-capture Capture additional netflow information
flow-egress Configure netflow egress
flow-export Specify host/port to send flow statistics
flow-top-talkers Configure netflow top talkers
forward-protocol Controls forwarding of physical and directed IP...