Cisco IOS

Working with console cables

sudo screen /dev/ttyUSB0 9600

Show

Getting started:

Router>enable
Router#configure terminal
Router(config)#

Task	Command
Show IPv4 settings	show ip interface brief
Show IPv6 settings	show ipv6 interface brief
Show routing table	show ip route

config-if

Set an IPv6 address:

Router(config)#interface G0/0/0
Router(config-if)#ipv6 address 2001:DB8:0:1::/64
Router(config-if)#ipv6 enable
Router(config-if)#no shutdown
Router(config-if)#exit

Task	Command
Enable crossover cable autodetect	mdix auto

Routing

IPv6 static routing

Task	Command
Enable routing	ipv6 unicast-routing
Directly attached static route	ipv6 route 2001:DB8::/32 g1/0/0
Recursive static route	ipv6 route 2001:DB8::/32 2001:DB8:3000:1

Resources:

• https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/iproute_pi/configuration/xe-3s/iri-xe-3s-book/ip6-route-static-xe.html
• Example: https://www.cisco.com/c/en/us/support/docs/ip/ip-version-6-ipv6/113361-ipv6-static-routes.html