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EIGRP COdes

- The document describes the configuration of routers R1, R2 and R3 including interface IP addresses, EIGRP routing process configuration and establishment of neighbor adjacencies. - Router interfaces are configured and enabled, and EIGRP is configured to advertise connected networks and establish neighbor relationships over serial and fastethernet links. - Neighbor relationships are established and updates are exchanged between routers as the EIGRP configuration is modified.

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31 views9 pages

EIGRP COdes

- The document describes the configuration of routers R1, R2 and R3 including interface IP addresses, EIGRP routing process configuration and establishment of neighbor adjacencies. - Router interfaces are configured and enabled, and EIGRP is configured to advertise connected networks and establish neighbor relationships over serial and fastethernet links. - Neighbor relationships are established and updates are exchanged between routers as the EIGRP configuration is modified.

Uploaded by

rchllgllr
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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R1:

Router>en

Router#conf t

Enter configuration commands, one per line. End with CNTL/Z.

Router(config)#hostname R1

R1(config)#int fa1/0

R1(config-if)#ip add 172.16.1.254 255.255.254.0

R1(config-if)#no shut

R1(config-if)#

%LINK-5-CHANGED: Interface FastEthernet1/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0, changed state to up

R1(config-if)#exit

R1(config)#int fa0/0

R1(config-if)#ip add 172.16.5.150 255.255.255.248

R1(config-if)#no shut

R1(config-if)#

%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up

R1(config-if)#exit

R1(config)#int se2/0

R1(config-if)#ip add 172.16.5.157 255.255.255.252

R1(config-if)#no shut
%LINK-5-CHANGED: Interface Serial2/0, changed state to down

R1(config-if)#exit

R1(config)#int se3/0

R1(config-if)#ip add 172.16.5.153 255.255.255.252

R1(config-if)#no shut

%LINK-5-CHANGED: Interface Serial3/0, changed state to down

R1(config-if)#no shut

R1(config-if)#exit

R1(config)#

%LINK-5-CHANGED: Interface Serial2/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial2/0, changed state to up

%LINK-5-CHANGED: Interface Serial3/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial3/0, changed state to up

R1 con0 is now available


Press RETURN to get started.

R1>en

R1#conf t

Enter configuration commands, one per line. End with CNTL/Z.

R1(config)#router eigrp 143

R1(config-router)#network 172.16.5.152 0.0.0.255

R1(config-router)#

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.158 (Serial2/0) is up: new adjacency

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.154 (Serial3/0) is up: new adjacency

R1(config-router)#network 172.16.5.156 0.0.0.255


R1(config-router)#network 172.16.5.152 0.0.0.255

R1(config-router)#

R1(config-router)#no network 172.16.5.156 0.0.0.255

R1(config-router)#

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.158 (Serial2/0) is down: interface down

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.154 (Serial3/0) is down: interface down

R1(config-router)#network 172.16.5.152 0.0.0.3

R1(config-router)#

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.154 (Serial3/0) is up: new adjacency

R1(config-router)#network 172.16.5.156 0.0.0.3

R1(config-router)#

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.158 (Serial2/0) is up: new adjacency

R1(config-router)#network 172.16.5.144 0.0.0.7

R1(config-router)#network 172.16.0.0 0.0.1.255

R1(config-router)#no auto-summary

R1(config-router)#

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.154 (Serial3/0) resync: summary configured

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.158 (Serial2/0) resync: summary configured


R2:

Router>en

Router#conf t

Enter configuration commands, one per line. End with CNTL/Z.

Router(config)#hostname R2

R2(config)#int fa0/0

R2(config-if)#ip add 172.16.5.142 255.255.255.240

R2(config-if)#no shut

R2(config-if)#

%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up

R2(config-if)#exit

R2(config)#int fa1/0

R2(config-if)#ip add 172.16.5.126 255.255.255.128

R2(config-if)#no shut

R2(config-if)#

%LINK-5-CHANGED: Interface FastEthernet1/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0, changed state to up

R2(config-if)#exit

R2(config)#int se2/0

R2(config-if)#ip add 172.16.5.158 255.255.255.252

R2(config-if)#no shut
R2(config-if)#

%LINK-5-CHANGED: Interface Serial2/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial2/0, changed state to up

R2(config-if)#exit

R2(config)#int se3/0

R2(config-if)#ip add 172.16.5.162 255.255.255.252

R2(config-if)#no shut

%LINK-5-CHANGED: Interface Serial3/0, changed state to down

R2(config-if)#

%LINK-5-CHANGED: Interface Serial3/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial3/0, changed state to up

R2(config-if)#exit

R2(config)#router eigrp 143

R2(config-router)#network 172.16.5.128 0.0.0.15

R2(config-router)#network 172.16.5.0 0.0.0.127

R2(config-router)#network 172.16.5.156 0.0.0.3

R2(config-router)#network 172.16.5.160 0.0.0.3

R2(config-router)#no auto-summary

R2(config-router)#

R2(config-router)#

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.161 (Serial3/0) is up: new adjacency

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.161 (Serial3/0) is resync: graceful restart


%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.157 (Serial2/0) is up: new adjacency

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.157 (Serial2/0) is down: holding time expired

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.157 (Serial2/0) is up: new adjacency

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.157 (Serial2/0) is resync: graceful restart

R3:

Router>en

Router#conf t

Enter configuration commands, one per line. End with CNTL/Z.

Router(config)#hostname R3

R3(config)#int se2/0

R3(config-if)#ip add 172.16.5.154 255.255.255.252

R3(config-if)#clock rate 64000

R3(config-if)#no shut

R3(config-if)#

%LINK-5-CHANGED: Interface Serial2/0, changed state to up

R3(config-if)#exit

R3(config)#

%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial2/0, changed state to up

R3(config)#int se3/0

R3(config-if)#ip add 172.16.5.161 255.255.255.252

R3(config-if)#no shut
R3(config-if)#

%LINK-5-CHANGED: Interface Serial3/0, changed state to up

R3(config-if)#exit

R3(config)#

%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial3/0, changed state to up

R3(config)#int fa0/0

R3(config-if)#ip add 172.16.3.254 255.255.254.0

R3(config-if)#no shut

R3(config-if)#

%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up

R3(config-if)#exit

R3(config)#int fa1/0

R3(config-if)#ip add 172.16.4.254 255.255.255.0

R3(config-if)#no shut

R3(config-if)#

%LINK-5-CHANGED: Interface FastEthernet1/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0, changed state to up

R3(config-if)#int fa1/0

R3(config-if)#no ip add
R3(config-if)#ip add 172.16.5.254 255.255.255.0

% 172.16.5.0 overlaps with Serial2/0

R3(config-if)#ip add 172.16.4.254 255.255.255.0

R3(config-if)#exit

R3(config)#router eigrp 143

R3(config-router)#network 172.168.2.0 0.0.1.255

R3(config-router)#network 172.168.2.0 0.0.1.255

R3(config-router)#network 172.16.2.0 0.0.1.255

R3(config-router)#network 172.16.5.160 0.0.0.3

R3(config-router)#

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.162 (Serial3/0) is up: new adjacency

R3(config-router)#network 172.16.5.152 0.0.0.3

R3(config-router)#network 172.16.4.0 0.0.0.255

R3(config-router)#no auto-summary

R3(config-router)#

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.162 (Serial3/0) resync: summary configured

R3(config-router)#

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.153 (Serial2/0) is up: new adjacency

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.153 (Serial2/0) is down: holding time expired

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.153 (Serial2/0) is up: new adjacency

%DUAL-5-NBRCHANGE: IP-EIGRP 143: Neighbor 172.16.5.153 (Serial2/0) is resync: graceful restart

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