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Cisco 3750G 設定VLAN 及L3 Routing (感謝蔡先生指導)

Cisco 3750G 設定VLAN 及L3 Routing (感謝蔡先生指導)

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Cisco 3750G 設定VLAN L3 Routing (感謝蔡先生指導)

console 介面後

Switch#sh vl

00:04:10: %SYS-5-CONFIG_I: Configured from console by console

Switch#sh vlan   (看目前vlan狀況,第一埠Gi1/0/1我已先設ip 所以看不到)

 

VLAN Name                             Status    Ports

---- -------------------------------- --------- -------------------------------

1    default                          active    Gi1/0/2, Gi1/0/3, Gi1/0/4

                                                Gi1/0/5, Gi1/0/6, Gi1/0/7

                                                Gi1/0/8, Gi1/0/9, Gi1/0/10

                                                Gi1/0/11, Gi1/0/12, Gi1/0/13

                                                Gi1/0/14, Gi1/0/15, Gi1/0/16

                                                Gi1/0/17, Gi1/0/18, Gi1/0/19

                                                Gi1/0/20, Gi1/0/21, Gi1/0/22

                                                Gi1/0/23, Gi1/0/24, Gi1/0/25

                                                Gi1/0/26, Gi1/0/27, Gi1/0/28

1002 fddi-default                     act/unsup

1003 token-ring-default               act/unsup

1004 fddinet-default                  act/unsup

1005 trnet-default                    act/unsup

 

VLAN Type  SAID       MTU   Parent RingNo BridgeNo Stp  BrdgMode Trans1 Trans2

---- ----- ---------- ----- ------ ------ -------- ---- -------- ------ ------

1    enet  100001     1500  -      -      -        -    -        0      0  

1002 fddi  101002     1500  -      -      -        -    -        0      0  

1003 tr    101003     1500  -      -      -        -    -        0      0  

1004 fdnet 101004     1500  -      -      -        ieee -        0      0  

         

Switch#configure t (進入設定模式)

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

Switch(config)#vlan 10 (定義vlan10)

Switch(config-vlan)#exit

Switch(config)#vlan 20 (定義vlan20)

Switch(config-vlan)#exit

Switch(config)#vlan 30 (定義vlan30)

Switch(config-vlan)#exit

(定義vlan10的埠是2-8)

Switch(config)#interface range gigabitEthernet 1/0/2 – 8 (定義2-8)

Switch(config-if-range)#switchport mode access (定義為接受模式)

Switch(config-if-range)#switchport access vlan 10 (定義為接受vlan10)

(定義vlan20的埠是9-16)

Switch(config-if-range)#interface range gigabitEthernet 1/0/9 – 12 (定義9-12)

Switch(config-if-range)#switchport mode access                   

Switch(config-if-range)#switchport access vlan 20      

(定義vlan30的埠是13-24,請參考上述方式設定)

 

Switch(config-if-range)#^Z

Switch#sh vlan

 

VLAN Name                             Status    Ports

---- -------------------------------- --------- -------------------------------

1    default                          active    Gi1/0/13, Gi1/0/14, Gi1/0/15

                                                Gi1/0/16, Gi1/0/17, Gi1/0/18

                                                Gi1/0/19, Gi1/0/20, Gi1/0/21

                                                Gi1/0/22, Gi1/0/23, Gi1/0/24

                                                Gi1/0/25, Gi1/0/26, Gi1/0/27

                                                Gi1/0/28

10   VLAN0010                         active    Gi1/0/2, Gi1/0/3, Gi1/0/4

                                                Gi1/0/5, Gi1/0/6, Gi1/0/7

                                                Gi1/0/8

20   VLAN0020                         active    Gi1/0/9, Gi1/0/10, Gi1/0/11

                                                Gi1/0/12

30   VLAN0030                         active   

1002 fddi-default                     act/unsup

1003 token-ring-default               act/unsup

1004 fddinet-default                  act/unsup

1005 trnet-default                    act/unsup

 

VLAN Type  SAID       MTU   Parent RingNo BridgeNo Stp  BrdgMode Trans1 Trans2

---- ----- ---------- ----- ------ ------ -------- ---- -------- ------ ------

1    enet  100001     1500  -      -      -        -    -        0      0  

         

VLAN Type  SAID       MTU   Parent RingNo BridgeNo Stp  BrdgMode Trans1 Trans2

---- ----- ---------- ----- ------ ------ -------- ---- -------- ------ ------

10   enet  100010     1500  -      -      -        -    -        0      0  

20   enet  100020     1500  -      -      -        -    -        0      0  

30   enet  100030     1500  -      -      -        -    -        0      0  

1002 fddi  101002     1500  -      -      -        -    -        0      0  

1003 tr    101003     1500  -      -      -        -    -        0      0  

1004 fdnet 101004     1500  -      -      -        ieee -        0      0  

1005 trnet 101005     1500  -      -      -        ibm  -        0      0  

 

 

Remote SPAN VLANs

------------------------------------------------------------------------------

 

 

Primary Secondary Type              Ports

------- --------- ----------------- ------------------------------------------

 

Switch#configure t

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

Switch(config)#ip routing (定義為vlan 可互相routing ,L2L3 switch差在這)

(定義各vlanip 位置)

Switch(config)#interface vlan 10

00:07:52: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan10, changed state to down

Switch(config-if)#ip address 192.168.10.254 255.255.255.0 (定義vlan10ip位置)

Switch(config-if)#no shutdown (啟動vlan10 ip 設定)

Switch(config-if)#interface vlan 20                     

Switch(config-if)#ip address 192.168.20.254 255.255.255.0 (定義vlan20ip位置)

Switch(config-if)#no shutdown (啟動vlan20 ip 設定)

Switch(config-if)#^Z

(定義vlan30ip位置,請參考上述設定)

 

Switch#sh ip interface brief

Interface              IP-Address      OK? Method Status                Protocol

Vlan1                  unassigned      YES NVRAM  administratively down down   

Vlan10                 192.168.10.254  YES manual up                    down   

Vlan20                 192.168.20.254  YES manual up                    down   

GigabitEthernet1/0/1   10.1.1.1        YES NVRAM  down                  down   

GigabitEthernet1/0/2   unassigned      YES unset  down                  down   

GigabitEthernet1/0/3   unassigned      YES unset  down                  down   

GigabitEthernet1/0/4   unassigned      YES unset  down                  down   

GigabitEthernet1/0/5   unassigned      YES unset  down                  down   

GigabitEthernet1/0/6   unassigned      YES unset  down                  down   

GigabitEthernet1/0/7   unassigned      YES unset  down                  down   

GigabitEthernet1/0/8   unassigned      YES unset  down                  down   

GigabitEthernet1/0/9   unassigned      YES unset  down                  down   

GigabitEthernet1/0/10  unassigned      YES unset  down                  down   

GigabitEthernet1/0/11  unassigned      YES unset  down                  down   

GigabitEthernet1/0/12  unassigned      YES unset  down                  down   

GigabitEthernet1/0/13  unassigned      YES unset  down                  down   

GigabitEthernet1/0/14  unassigned      YES unset  down                  down   

GigabitEthernet1/0/15  unassigned      YES unset  down                  down   

GigabitEthernet1/0/16  unassigned      YES unset  down                  down   

GigabitEthernet1/0/17  unassigned      YES unset  down                  down   

GigabitEthernet1/0/18  unassigned      YES unset  down                  down   

GigabitEthernet1/0/19  unassigned      YES unset  down                  down   

(設定cisco3750default gateway位置)         

Switch#conf t               

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

Switch(config)#ip route 0.0.0.0 0.0.0.0 192.168.10.1 (設定cisco3750default gateway位置)  

Switch(config)#^Z

Switch#sh ip rou

00:09:52: %SYS-5-CONFIG_I: Configured from console by console

Switch#sh ip route

Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP

       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area

       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2

       E1 - OSPF external type 1, E2 - OSPF external type 2

       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2

       ia - IS-IS inter area, * - candidate default, U - per-user static route

       o - ODR, P - periodic downloaded static route

 

Gateway of last resort is not set

 

Switch#sh ip interface brief

Interface              IP-Address      OK? Method Status                Protocol

Vlan1                  unassigned      YES NVRAM  administratively down down   

Vlan10                 192.168.10.254  YES manual up                    down   

Vlan20                 192.168.20.254  YES manual up                    down   

GigabitEthernet1/0/1   10.1.1.1        YES NVRAM  down                  down   

GigabitEthernet1/0/2   unassigned      YES unset  down                  down   

GigabitEthernet1/0/3   unassigned      YES unset  down                  down   

GigabitEthernet1/0/4   unassigned      YES unset  down                  down   

GigabitEthernet1/0/5   unassigned      YES unset  down                  down   

GigabitEthernet1/0/6   unassigned      YES unset  down                  down   

GigabitEthernet1/0/7   unassigned      YES unset  down                  down   

GigabitEthernet1/0/8   unassigned      YES unset  down                  down   

GigabitEthernet1/0/9   unassigned      YES unset  down                  down   

GigabitEthernet1/0/10  unassigned      YES unset  down                  down   

GigabitEthernet1/0/11  unassigned      YES unset  down                  down   

GigabitEthernet1/0/12  unassigned      YES unset  down                  down   

GigabitEthernet1/0/13  unassigned      YES unset  down                  down   

GigabitEthernet1/0/14  unassigned      YES unset  down                  down   

GigabitEthernet1/0/15  unassigned      YES unset  down                  down   

GigabitEthernet1/0/16  unassigned      YES unset  down                  down   

GigabitEthernet1/0/17  unassigned      YES unset  down                  down   

GigabitEthernet1/0/18  unassigned      YES unset  down                  down   

GigabitEthernet1/0/19  unassigned      YES unset  down                  down   

         

Switch#wr mem (寫入即可)  

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