Chapter 1 - Intro to Scaling Networks

Question 1

Basic Switch/Router config (1st steps)
Make an interface management vlan
Default gateway
Switch secret password

Answer 1

#int vlan 99 / #int g0/0 (router)
#ip add 192.168.1.2 255.255.255.0 / (192.168.1.1 router)
#no shut
#ip default-gateway 192.168.1.1
#enable secret class

Question 2

Basic Switch/Router config (2nd steps)

Host name - Domain name - User name

Answer 2

#hostname itsame
#ip domain name N115.com
#username Admin password cisco

Question 3

Basic Switch/Router config (3rd steps)
SSH time
VTY (virtual terminal)

Answer 3

#ip ssh version 2
#crypto key generate rsa (1024)
#line vty 0 15
#password cisco
#login local (prompt user for login info)
#transport input ssh (only ssh accepted)

Question 4

Port security

Answer 4

#switchport port-security
#switchport port-security maximum 2
#switchport port-security mac-address sticky
#switchport port-security violation restrict (logs errors, without shutting it down)

Question 5

Vlans

Answer 5

#int range f0/11-20
#switchport mode access
#switchport access vlan 15
#int g0/1
#switchport mode trunk
#switchport trunk native vlan 99

Question 6

Router on a stick

Answer 6

#int g0/0.15
#encapsulation dot1q 15
#ip add 192.168.45.65 255.255.255.192
#int g0/0.99
#encapsulation dot1q 99 native
#ip add 192.168.45.17 255.255.255.240

Question 7

DHCP

Answer 7

#ip dhcp excluded-address 192.168.45.129 (default router)
#ip dhcp pool LAN (make a pool)
#network 192.168.45.128 255.255.255.192 (network in the pool)
#default-router 192.168.45.129 (dhcp needs the gateway)
#dns-server 8.8.8.8
#domain-name example.com