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Multi-layer switch: commutazione hardware a vari livelli

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Presentation on theme: "Multi-layer switch: commutazione hardware a vari livelli"— Presentation transcript:

1 Multi-layer switch: commutazione hardware a vari livelli
Capitolo 10 Multi-layer switch: commutazione hardware a vari livelli

2 (Internet, intranet, extranet)
Rete geografica (Internet, intranet, extranet) Router Bridge Switch

3 Layer 3 switch Switch A B

4 Layer 3 switch VLAN 10 VLAN 7 VLAN 15 VLAN 11 VLAN 18 VLAN 5 VLAN 33

5 Switch Router A B

6 Layer 3 switch A B

7 Internet

8 Internet Layer 7 switch Application layer switch Content aware router Server load balancer

9 SYN SYN/ACK ACK GET URL Dati Client Layer 7 Switch Server

10 Content delivery network

11 Rete geografica S1-P Bridge-Prio 24576 S1-S 28672 S5 32768 S6 S7
Root Bridge S2 S3 S4 2 1 VLAN2 VLAN3 VLAN4 Router c Legenda Porta root Porta designated Porta Blocking

12 Rete geografica Routing dinamico
S1-P Bridge-Prio 24576 S1-S 28672 S5 32768 S6 S7 Root Bridge S2 S3 S4 2 1 VLAN2 VLAN3 VLAN4 Router HSRP, VRRP c Legenda Porta root Porta designated Porta Blocking

13 50 Piano Edificio di 6 piani 105 m 60 m
Sala server ubicata al piano terreno 105 m 60 m

14 Rete geografica Router SW-1 192.168.10.0 192.168.11.0 192.168.12.0
Server 1 5 6 Switch e router connessi a porte access SW Layer 2 Switch Multi-layer Switch LEGENDA

15 Sw#vlan database Sw(vlan)#vlan 2 name Ammin VLAN 2 added: Name: Ammin Sw(vlan)#vlan 3 name Vendite VLAN 3 added: Name: Vendite Sw(vlan)#vlan 4 name Gruppo-1 VLAN 4 added: Name: Gruppo-1 Sw(vlan)#vlan 5 name Gruppo-2 VLAN 5 added: Name: Gruppo-2 Sw(vlan)#vlan 6 name Gruppo-3 VLAN 6 added: Name: Gruppo-3 Sw(vlan)#vlan 7 name Gruppo-4 VLAN 7 added: Name: Gruppo-4 Sw(vlan)#exit APPLY completed. Exiting.... Sw# Sw(config)#int GigabitEthernet 0/1 Sw(config-if)#switchport access vlan 2 Sw(config-if)#exit …….. Sw(config)#int GigabitEthernet 0/2 Sw(config-if)#switchport access vlan 3 Sw(config)#int GigabitEthernet 0/3 Sw(config-if)#switchport access vlan 4 ……. Sw(config)#int GigabitEthernet 0/4 Sw(config-if)#switchport access vlan 5 Sw(config)#int GigabitEthernet 0/5 Sw(config-if)#switchport access vlan 6 Sw(config)#int GigabitEthernet 0/6 Sw(config-if)#switchport access vlan 7 Fase 1: Creazione VLAN Fase 2: Definizione porte Access

16 Sw(config)#interface vlan 2
Sw(config-if)#ip address Sw(config-if)#no shutdown Sw(config-if)#exit Sw(config)#interface vlan 3 Sw(config-if)#ip address Sw(config)#interface vlan 4 Sw(config-if)#ip address Sw(config)#interface vlan 5 Sw(config-if)#ip address Sw(config)#interface vlan 6 Sw(config-if)#ip address Sw(config)#interface vlan 7 Sw(config-if)#ip address Fase 3: Assegnazione indirizzi IP alle interfacce virtuali (VLAN)

17 Rete geografica Router SW-1 Server VLAN3 VLAN2 VLAN4 VLAN5 VLAN6 VLAN7
VLAN - Subnet IP Switch connessi a porte trunk e router a porta access 1 5 6

18 Sw(config)#interface GigabitEthernet 0/1
Sw(config-if)#switchport mode trunk Sw(config-if)#switchport trunk allowed vlan add 1,4,5 Sw(config-if)#exit Sw(config)#interface GigabitEthernet 0/2 Sw(config-if)#switchport trunk allowed vlan add 1,2,4,5,7 Sw(config)#interface GigabitEthernet 0/3 Sw(config-if)#switchport trunk allowed vlan add 1,2,3,5,6 Sw(config)#interface GigabitEthernet 0/4 Sw(config-if)#switchport trunk allowed vlan add 1,2,3,7 Sw(config)#interface GigabitEthernet 0/5 Sw(config-if)#switchport trunk allowed vlan add 1,2,4,5,6 Sw(config)#interface GigabitEthernet 0/6 Sw(config-if)#switchport trunk allowed vlan add 1,2,3,4,5 Fase 2: Definizione porte Trunk

19 protocollo Spanning Tree!
Router Rete geografica ( ) ( ) ( ) HSRP/VRRP SW-1 SW-2 SW Layer 2 Switch Multi-layer Switch LEGENDA 1 2 3 4 5 SW-1 porta 1 Access (VLAN 4) SW-1 porta 2 Access (VLAN 3) SW-1 porta 3 Access (VLAN 2) SW-1 porta 4 Access (VLAN 5) SW-1 porta 8 Access (VLAN 7) SW-2 porta 1 Access (VLAN 4) SW-2 porta 2 Access (VLAN 3) SW-2 porta 3 Access (VLAN 2) SW-2 porta 4 Access (VLAN 5) SW-2 porta 5 Access (VLAN 6) 8 A B C Routing OSPF Non c’è bisogno del protocollo Spanning Tree!

20 Rete geografica Router 10.1.9.1 10.1.9.2 10.1.10.1 10.1.10.2
( ) ( ) ( ) HSRP/VRRP 1 2 3 4 5 8 A B C Routing OSPF

21 SW-1(config)#interface vlan 2
SW-1(config-if)#ip address SW-1(config-if)#standby 8 preempt SW-1(config-if)#standby 8 priority 105 SW-1(config-if)#standby 8 ip SW-1(config-if)#no shutdown SW-1(config-if)#exit SW-1(config)#interface vlan 3 SW-1(config-if)#ip address SW-1(config-if)#standby 9 preempt SW-1(config-if)#standby 9 ip SW-1(config)#interface vlan 4 SW-1(config-if)#ip address SW-1(config-if)#standby 10 preempt SW-1(config-if)#standby 10 priority 105 SW-1(config-if)#standby 10 ip SW-1(config)#interface vlan 5 SW-1(config-if)#ip address SW-1(config)#interface vlan 7 SW-1(config-if)#ip address SW-1: Assegnazione indirizzi IP e configurazione HSRP Candidato Active Candidato Standby

22 SW-2(config)#interface vlan 2
SW-2(config-if)#ip address SW-2(config-if)#standby 8 preempt SW-2(config-if)#standby 8 ip SW-2(config-if)#no shutdown SW-2(config-if)#exit SW-2(config)#interface vlan 3 SW-2(config-if)#ip address SW-2(config-if)#standby 9 preempt SW-2(config-if)#standby 9 ip SW-2(config-if)#standby 9 priority 105 SW-2(config)#interface vlan 4 SW-2(config-if)#ip address SW-2(config-if)#standby 10 preempt SW-2(config-if)#standby 10 ip SW-2(config)#interface vlan 5 SW-2(config-if)#ip address SW-2(config)#interface vlan 6 SW-2(config-if)#ip address SW-2: Assegnazione indirizzi IP e configurazione HSRP Candidato Active Candidato Standby

23 SW-1: configurazione di routing OSPF
SW-2(config)#interface vlan 5 SW-2(config-if)#ip ospf cost 8 SW-2(config)#exit SW-2(config)#router ospf 1 SW-2(config-router)#network area 40 SW-2(config-router)#network area 40 SW-2(config-router)#network area 40 SW-2(config-router)#network area 40 SW-2(config-router)#network area 40 SW-2: configurazione di routing OSPF Router(config)#router ospf 1 Router(config-router)#network area 40 ………. Router: configurazione di routing OSPF SW-1(config)#interface vlan 5 SW-1(config-if)#ip ospf cost 8 SW-1(config)#exit SW-1(config)#router ospf 1 SW-1(config)#redistribute connected SW-1(config-router)#network area 40 SW-1(config-router)#network area 40 SW-1(config-router)#network area 40 SW-1(config-router)#network area 40

24 Protocollo spanning tree
Router Rete geografica Protocollo spanning tree HSRP/ VRRP SW-1 SW-2 Layer 2 Switch Multi-layer Switch LEGENDA 1 2 3 4 5 SW-1 porte 1,2,3,4 Trunk SW-1 porta 8 Access (VLAN7) SW-2 porte 1,2,3,4 Trunk SW-2 porta 5 Access (VLAN6) SW-1 VLAN 2 IP addr SW-1 VLAN 3 IP addr SW-1 VLAN 4 IP addr SW-1 VLAN 7 IP addr SW-2 VLAN 2 IP addr SW-2 VLAN 3 IP addr SW-2 VLAN 4 IP addr SW-2 VLAN 6 IP addr 8 A B C B.P 24576 B.P 28672 Routing OSPF SW 6 Trunk c Porta root Porta designated Porta Blocking

25 Protocollo spanning tree
Router Rete geografica Protocollo spanning tree HSRP/ VRRP 1 2 3 4 5 8 A B C Routing OSPF 6 Trunk c Legenda Porta root Porta designated Porta Blocking

26 Rete geografica VLAN 2 Router (SW-2) Router (SW-1) VLAN 3 VLAN 4
Router (SW-1) Router (SW-2) VLAN 3 VLAN 4 VLAN 2

27 SW-1(config)#interface vlan 2
SW-1(config-if)#ip address SW-1(config-if)#standby 8 preempt SW-1(config-if)#standby 8 priority 105 SW-1(config-if)#standby 8 ip SW-1(config-if)#no shutdown SW-1(config-if)#exit SW-1(config)#interface vlan 3 SW-1(config-if)#ip address SW-1(config-if)#standby 9 preempt SW-1(config-if)#standby 9 priority 105 SW-1(config-if)#standby 9 ip SW-1(config)#interface vlan 4 SW-1(config-if)#ip address SW-1(config-if)#standby 10 preempt SW-1(config-if)#standby 10 priority 105 SW-1(config-if)#standby 10 ip SW-1(config)#interface vlan 7 SW-1(config-if)#ip address Candidato Active SW-1: Assegnazione indirizzi IP e configurazione HSRP

28 SW-2(config)#interface vlan 2
SW-2(config-if)#ip address SW-2(config-if)#standby 8 preempt SW-2(config-if)#standby 8 ip SW-2(config-if)#no shutdown SW-2(config-if)#exit SW-2(config)#interface vlan 3 SW-2(config-if)#ip address SW-2(config-if)#standby 9 preempt SW-2(config-if)#standby 9 ip SW-2(config)#interface vlan 4 SW-2(config-if)#ip address SW-2(config-if)#standby 10 preempt SW-2(config-if)#standby 10 ip SW-2(config)#interface vlan 6 SW-2(config-if)#ip address SW-2: Assegnazione indirizzi IP e configurazione HSRP Candidato Standby

29 SW-1: configurazione di routing OSPF
SW-2(config)#router ospf 1 SW-2(config-router)#network area 40 SW-2(config-router)#network area 40 SW-2(config-router)#network area 40 SW-2(config-router)#network area 40 SW-2: configurazione di routing OSPF Router(config)#router ospf 1 Router(config-router)#network area 40 ………. Router: configurazione di routing OSPF SW-1(config)#router ospf 1 SW-1(config)#redistribute connected SW-1(config-router)#network area 40 SW-1(config-router)#network area 40 SW-1(config-router)#network area 40

30 Rete geografica Router 10.1.9.1 10.1.9.2 10.1.10.1 10.1.10.2
( ) ( ) (ind. IP virtuale ) HSRP/ VRRP SW-1 SW-2 1 2 3 4 5 8 A B C Routing OSPF D E F Spanning tree #1 Spanning tree #2 Spanning tree #3 c Legenda Porta root Porta designated Porta Blocking

31 Protocollo Spanning tree
Router Rete geografica Protocollo Spanning tree HSRP/ VRRP SW-1 SW-2 1 2 3 4 5 8 A B C Routing OSPF D E F B. Priority 24576 28672 Trunk 6 c Legenda Porta root Porta designated Porta Blocking

32 Router HSRP/ VRRP Dominio Spanning Tree
HSRP/ VRRP A B C Routing OSPF D E F SW-1 8 9 1 2 3 4 5 VLAN 3 VLAN 4 VLAN 5 VLAN 6 VLAN 7 SW-2 Dominio Spanning Tree B. Priority 24576 28672 X Y Trunk

33 Comprensorio Routing OSPF
Edificio B SW-1 SW-2 SW-3 SW-9 SW-8 SW-7 SW-6 SW-11 SW-10 SW-4 SW-5 Comprensorio Routing OSPF Edificio A Edificio E Edificio D Edificio F Edificio C

34 Router HSRP/ VRRP Dominio Spanning Tree
HSRP/ VRRP A B C Routing OSPF D E F SW-1 8 9 2 SW-2 Dominio Spanning Tree B. Priority 24576 28672 X Y Trunk VLAN 3, 4, 5, 6, 7

35 Router HSRP/ VRRP Dominio Spanning Tree
HSRP/ VRRP A B C Routing OSPF D E F SW-1 8 9 1 2 5 SW-2 Dominio Spanning Tree B. Priority 24576 28672 X Y Trunk VLAN 3,4 VLAN 6 VLAN 5,7

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