- Issue the no cdp enable command.
- Enabling IPv6 on the router:
R1(config)#ipv6 unicast-routing
R1(config)#ipv6 router eigrp 1
R1(config-rtr)#eigrp router-id 1.1.1.1
R1(config-rtr)#no shutdown
R1(config-rtr)#exit
R1(config)#interface GigabitEthernet0/0
R1(config-if)#ipv6 address 3fff:1234:abcd:1::1/64
R1(config-if)#ipv6 enable
R1(config-if)#ipv6 eigrp 1
R1(config-if)#exit
- Administrative distances:
|
Route Source |
AD |
| Connected Interfaces |
0 |
| Static Routes |
1 |
| Enhanced Interior Gateway Routing Protocol (EIGRP) Summary Routes |
5 |
| External Border Gateway Protocol (eBGP) Routes |
20 |
| Internal Enhanced Interior Gateway Routing Protocol (EIGRP) Routes |
90 |
| Open Shortest Path First (OSPF) Internal and External Routes |
110 |
| Intermediate System-to-Intermediate System (IS-IS) Internal and External Routes |
115 |
| Routing Information Protocol (RIP) Routes |
120 |
| Exterior Gateway Protocol (EGP) Routes |
140 |
| On-Demand Routing (ODR) Routes |
160 |
| External Enhanced Interior Gateway Routing Protocol (EIGRP) Routes |
170 |
| Internal Border Gateway Protocol (iBGP) Routes |
200 |
| Unreachable or Unknown Routes |
255 |
- Check the PPP labs.
- NCP, LCP, and HDLC.