Assumptions
The following is a list of assumptions, they don’t specifically have to be used and can be modified to suit your setup.
- Using “Dialer0” interface to connect to ISP
- Using CHAP for authentication
- Using DHCP IP assignment from ISP
- Using Google name servers
- Using standard MTU size (1452)
Configuration
Enable Terminal Monitoring
| 1 2 | enable terminal monitor |
Change Host Name
| 1 2 3 4 | enable configure terminal hostname <name> exit |
Configure Enable Password (Hashed)
| 1 2 3 4 | enable configure terminal enable secret <password> exit |
Enable HTTPS Server
| 1 2 3 4 | enable configure terminal ip http secure-server exit |
Disable HTTP Server
| 1 2 3 4 | enable configure terminal no ip http server exit |
Configure Name Servers
| 1 2 3 4 5 | enable configure terminal ip name-server 8.8.8.8 ip name-server 8.8.4.4 exit |
Configure Dialer0 Interface
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | enable configure terminal interface dialer0 description <name> ip address negotiated ip mtu 1452 ip nat outside encapsulation ppp no ip redirects no ip proxy-arp ip virtual-reassembly max-reassemblies 256 dialer pool 1 dialer-group 1 no cdp enable ppp authentication chap pap callin ppp chap hostname <ispusername> ppp chap password <isppassword> exit |
Route Traffic to Dialer0
| 1 2 3 4 | enable configure terminal ip route 0.0.0.0 0.0.0.0 Dialer0 exit |
Configure NTP Server
| 1 2 3 4 | enable configure terminal ntp server <ntpipaddress> source Dialer0 perfer exit |
Add Username
| 1 2 3 4 | enable configure terminal username <name> privilege 15 secret <password> exit |
Disable Synchronous Logging
| 1 2 3 4 5 6 7 8 | enable configure terminal line vty 0 logging synchronous exit line con 0 logging synchronous exit |
Disable Console and Shell Timeout
| 1 2 3 4 5 | enable configure terminal line con 0 no exec-timeout exit |
Login Banner
| 1 2 3 4 5 6 7 | enable configure terminal banner login & ******************************************* * Message here * *******************************************& exit |
Configure Ethernet Port 1
| 1 2 3 4 5 6 | enable configure terminal description FastEthernet_Port1 ip address 192.168.0.1 duplex full speed 100 |
Configure DHCP
| 1 2 3 4 5 6 7 | enable configure terminal ip dhcp pool LAN_DHCP import all network 192.168.0.10 255.255.255.0 default-router 192.168.0.1 dns-server 192.168.0.1 |
Disable CDP Broadcasts
| 1 2 3 | enable configure terminal no cdp run |
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