S1#show running-config Building configuration... Current configuration : 1589 bytes ! version 12.2 no service timestamps log datetime msec no service timestamps debug datetime msec service password-encryption ! hostname S1 ! enable secret 5 $1$mERr$Uqzzbrxtk.D213ZYFZ8Fu/ ! ! ! no ip domain-lookup ip domain-name CCNA-lab.com ! username admin secret 5 $1$mERr$g.qA0uXHc7NVuwqbDdwyi0 ! ! spanning-tree mode pvst ! interface FastEthernet0/1 ! interface FastEthernet0/2 shutdown ! interface FastEthernet0/3 shutdown ! interface FastEthernet0/4 shutdown ! interface FastEthernet0/5 shutdown ! interface FastEthernet0/6 shutdown ! interface FastEthernet0/7 shutdown ! interface FastEthernet0/8 shutdown ! interface FastEthernet0/9 shutdown ! interface FastEthernet0/10 ! interface FastEthernet0/11 ! interface FastEthernet0/12 ! interface FastEthernet0/13 shutdown ! interface FastEthernet0/14 shutdown ! interface FastEthernet0/15 shutdown ! interface FastEthernet0/16 shutdown ! interface FastEthernet0/17 shutdown ! interface FastEthernet0/18 shutdown ! interface FastEthernet0/19 shutdown ! interface FastEthernet0/20 shutdown ! interface FastEthernet0/21 shutdown ! interface FastEthernet0/22 shutdown ! interface FastEthernet0/23 shutdown ! interface FastEthernet0/24 shutdown ! interface GigabitEthernet0/1 ! interface GigabitEthernet0/2 ! interface Vlan1 ip address 192.168.100.2 255.255.255.0 ! ip default-gateway 192.168.100.1 ! banner motd ^CAuthorized Access Only! Violators will be prosecuted^C ! ! ! line con 0 password 7 0822455D0A16 login ! line vty 0 4 password 7 0822455D0A16 login line vty 5 15 password 7 0822455D0A16 login ! ! end S1# ****************************************************** R1#show running-config Building configuration... Current configuration : 1126 bytes ! version 15.1 no service timestamps log datetime msec no service timestamps debug datetime msec service password-encryption security passwords min-length 10 ! hostname R1 ! login block-for 30 attempts 2 within 120 ! ! enable secret 5 $1$mERr$Uqzzbrxtk.D213ZYFZ8Fu/ ! ! ! ! ! ! ip cef no ipv6 cef ! ! ! username admin privilege 15 secret 5 $1$mERr$g.qA0uXHc7NVuwqbDdwyi0 ! ! license udi pid CISCO1941/K9 sn FTX1524D33U ! ! ! ! ! ! ! ! ! no ip domain-lookup ip domain-name CCNA-lab.com ! ! spanning-tree mode pvst ! ! ! ! ! ! interface GigabitEthernet0/0 ip address 172.15.100.25 255.255.255.248 duplex auto speed auto ! interface GigabitEthernet0/1 ip address 192.168.100.1 255.255.255.0 duplex auto speed auto ! interface Vlan1 no ip address shutdown ! ip classless ! ip flow-export version 9 ! ! ip access-list extended sl_def_acl deny tcp any any eq telnet deny tcp any any eq www deny tcp any any eq 22 permit tcp any any eq 22 ! banner motd ^CAuthorized Access Only. Violators will be prosecuted.^C ! ! ! ! line con 0 exec-timeout 0 0 login ! line aux 0 ! line vty 0 4 login line vty 5 15 login ! ! ! end R1# ******************************************************** S1#erase startup-config Erasing the nvram filesystem will remove all configuration files! Continue? [confirm] [OK] Erase of nvram: complete %SYS-7-NV_BLOCK_INIT: Initialized the geometry of nvram S1# ******************************************************** Switch#copy tftp: running-config Address or name of remote host []? 192.168.100.10 Source filename []? S1_backup.bin Destination filename [running-config]? Accessing tftp://192.168.100.10/S1_backup.bin.... Loading S1_backup.bin from 192.168.100.10: ! [OK - 1589 bytes] 1589 bytes copied in 3.004 secs (528 bytes/sec) S1# %SYS-5-CONFIG_I: Configured from console by console ******************************************************** R1#erase startup-config Erasing the nvram filesystem will remove all configuration files! Continue? [confirm] [OK] Erase of nvram: complete %SYS-7-NV_BLOCK_INIT: Initialized the geometry of nvram R1# ******************************************************** Router#copy tftp: running-config Address or name of remote host []? 192.168.100.10 Source filename []? R1_backup.bin Destination filename [running-config]? Accessing tftp://192.168.100.10/R1_backup.bin.... Loading R1_backup.bin from 192.168.100.10: ! [OK - 1201 bytes] 1201 bytes copied in 3.002 secs (400 bytes/sec) R1# %SYS-5-CONFIG_I: Configured from console by console ********************************************************