######Chalenge#######
1. Configure OSPF Area 0 ipv4 between R1,R2,R3 & R4
2. Configure OSPF Area 0 ipv6 between R1,R2,R3 & R4

3. Configure ISIS Level-2 ipv4 between R7,R8,R9 & R10
4. Configure ISIS Level-2 ipv6 between R7,R8,R9 & R10

ISIS        : Multi Topology
ISIS NET ID    : 47.0001
ISIS SYS ID    : 0000.0000.000x
NSEL        : 00

5. Make sure no DR selection between R3 & R4
6. Make sure no DIS selection between R7 & R9
7. Configure iBGP ipv4 AS 100 (R1,R2,R3,R4)
    R3 Act as RR
8. Configure iBGP ipv4 AS 200 (R7,R8,R9,R10)
    R10 Act as RR
9. Create loopback1 on R1,R2,R3,R4
    ip address xx.xx.xx.xx/32 , ex R1 = 11.11.11.11/32
    advertise Loopback1 into BGP via network command
10. Create Loopback1 on R7,R8,R9,R10
    ip address xx.xx.xx.xx/32 , ex R9 = 99.99.99.99/32
    advertise Loopback1 into BGP via network command
11. Make sure AS100 Loopback1 able to ping each other
    R1#ping 22.22.22.22 source 11.11.11.11
12. Make sure AS200 Loopback1 able to ping each other
    R9#ping 77.77.77.77 source 99.99.99.99
13. Configure eBGP between R2 & R7 (use physical int)
14. Configure eBGP between R4 & R8 (use physical int)
15. Make sure AS100 Loopback1 able to ping AS200 Loopback1

###########Lab##################

1. Configure OSPF Area 0 ipv4 between R1,R2,R3 & R4

R1
router ospf 10
network 8.8.12.0 0.0.0.255 area 0
network 8.8.13.0 0.0.0.255 area 0
network 1.1.1.1 0.0.0.0 area 0

R2
router ospf 10
network 8.8.12.0 0.0.0.255 area 0
network 8.8.24.0 0.0.0.255 area 0
network 2.2.2.2 0.0.0.0 area 0

R3
router ospf 10
network 8.8.13.0 0.0.0.255 area 0
network 8.8.34.0 0.0.0.255 area 0
network 3.3.3.3 0.0.0.0 area 0

R4
router ospf 10
network 8.8.24.0 0.0.0.255 area 0
network 8.8.34.0 0.0.0.255 area 0
network 4.4.4.4 0.0.0.0 area 0

2. Configure OSPF Area 0 ipv6 between R1,R2,R3 & R4

R1
int e0/0
ipv6 ospf 10 area 0
int e0/1
ipv6 ospf 10 area 0

R2
int e0/0
ipv6 ospf 10 area 0
int e0/1
ipv6 ospf 10 area 0

R3
int e0/0
ipv6 ospf 10 area 0
int e0/1
ipv6 ospf 10 area 0

R4
int e0/0
ipv6 ospf 10 area 0
int e0/1
ipv6 ospf 10 area 0

3. Configure ISIS Level-2 ipv4 between R7,R8,R9 & R10
4. Configure ISIS Level-2 ipv6 between R7,R8,R9 & R10

R7
router isis
net 49.0001.0000.0000.0007.00
is-type level-2-only
metric-style wide
address-family ipv6
multi-topology
int e0/0
ip router isis
ipv6 router isis
int e0/1
ip router isis
ipv6 router isis
int lo0
ip router isis
ipv6 router isis

R8
router isis
net 49.0001.0000.0000.0008.00
is-type level-2-only
metric-style wide
address-family ipv6
multi-topology
int e0/0
ip router isis
ipv6 router isis
int e0/1
ip router isis
ipv6 router isis
int lo0
ip router isis
ipv6 router isis

R9
router isis
net 49.0001.0000.0000.0009.00
is-type level-2-only
metric-style wide
address-family ipv6
multi-topology
int e0/0
ip router isis
ipv6 router isis
int e0/1
ip router isis
ipv6 router isis
int lo0
ip router isis
ipv6 router isis

R10
router isis
net 49.0001.0000.0000.0010.00
is-type level-2-only
metric-style wide
address-family ipv6
multi-topology
int e0/0
ip router isis
ipv6 router isis
int e0/1
ip router isis
ipv6 router isis
int lo0
ip router isis
ipv6 router isis

5. Make sure no DR selection between R3 & R4

R3
int e0/0
ip ospf network point-to-point
ipv6 ospf network point-to-point

R4
int e0/0
ip ospf network point-to-point
ipv6 ospf network point-to-point

6. Make sure no DIS selection between R7 & R9

R7
int e0/0
isis network point-to-point

R9
int e0/0
isis network point-to-point

7. Configure iBGP ipv4 AS 100 (R1,R2,R3,R4)
    R3 Act as RR

R1
router bgp 100
neigh 3.3.3.3 remote-as 100
neigh 3.3.3.3 update-source lo0

R2
router bgp 100
neigh 3.3.3.3 remote-as 100
neigh 3.3.3.3 update-source lo0

R3
router bgp 100
neigh 1.1.1.1 remote-as 100
neigh 1.1.1.1 update-source lo0
neigh 1.1.1.1 route-reflector-client
neigh 2.2.2.2 remote-as 100
neigh 2.2.2.2 update-source lo0
neigh 2.2.2.2 route-reflector-client
neigh 4.4.4.4 remote-as 100
neigh 4.4.4.4 update-source lo0
neigh 4.4.4.4 route-reflector-client

R4
router bgp 100
neigh 3.3.3.3 remote-as 100
neigh 3.3.3.3 update-source lo0

8. Configure iBGP ipv4 AS 200 (R7,R8,R9,R10)
    R10 Act as RR

R7
router bgp 200
neigh 10.10.10.10 remote-as 200
neigh 10.10.10.10 update-source lo0

R8
router bgp 200
neigh 10.10.10.10 remote-as 200
neigh 10.10.10.10 update-source lo0

R9
router bgp 200
neigh 10.10.10.10 remote-as 200
neigh 10.10.10.10 update-source lo0

R10
router bgp 200
neigh 7.7.7.7 remote-as 200
neigh 7.7.7.7 update-source lo0
neigh 7.7.7.7 route-reflector-client
neigh 8.8.8.8 remote-as 200
neigh 8.8.8.8 update-source lo0
neigh 8.8.8.8 route-reflector-client
neigh 9.9.9.9 remote-as 200
neigh 9.9.9.9 update-source lo0
neigh 9.9.9.9 route-reflector-client

9. Create loopback1 on R1,R2,R3,R4
    ip address xx.xx.xx.xx/32 , ex R1 = 11.11.11.11/32
    advertise Loopback1 into BGP via network command

R1
int lo1
ip address 11.11.11.11 255.255.255.255
router bgp 100
network 11.11.11.11 mask 255.255.255.255

R2
int lo1
ip address 22.22.22.22 255.255.255.255
router bgp 100
network 22.22.22.22 mask 255.255.255.255

R3
int lo1
ip addr 33.33.33.33 255.255.255.255
router bgp 100
network 33.33.33.33 mask 255.255.255.255

R4
int lo1
ip addr 44.44.44.44 255.255.255.255
router bgp 100
network 44.44.44.44 mask 255.255.255.255

10. Create Loopback1 on R7,R8,R9,R10
    ip address xx.xx.xx.xx/32 , ex R9 = 99.99.99.99/32
    advertise Loopback1 into BGP via network command

R7
int lo1
ip addr 77.77.77.77 255.255.255.255
router bgp 200
network 77.77.77.77 mask 255.255.255.255

R8
int lo1
ip addr 88.88.88.88 255.255.255.255
router bgp 200
network 88.88.88.88 mask 255.255.255.255

R9
int lo1
ip addr 99.99.99.99 255.255.255.255
router bgp 200
network 99.99.99.99 mask 255.255.255.255

R10
int lo1
ip addr 100.100.100.100 255.255.255.255
router bgp 200
network 100.100.100.100 mask 255.255.255.255

11. Make sure AS100 Loopback1 able to ping each other
    R1#ping 22.22.22.22 source 11.11.11.11

12. Make sure AS200 Loopback1 able to ping each other
    R9#ping 77.77.77.77 source 99.99.99.99

13. Configure eBGP between R2 & R7 (use physical int)

R2
router bgp 100
neigh 8.8.27.7 remote-as 200

R7
router bgp 200
neigh 8.8.27.2 remote-as 100

14. Configure eBGP between R4 & R8 (use physical int)

R4
router bgp 100
neigh 8.8.48.8 remote-as 200

R8
router bgp 200
neigh 8.8.48.4 remote-as 100

15. Make sure AS100 Loopback1 able to ping AS200 Loopback1

using next-hop-self

R7
neigh 10.10.10.10 next-hop-self

R2
neigh 3.3.3.3 next-hop-self