群晖 ups型号:Cisco三层交换机与Routeros OSPF+DHCP配置实例

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Cisco三层交换机与Routeros OSPF+DHCP配置实例

关键字: InfiniBand 配置Cisco交换机 交换机数据接口 IP地址 网络交换机

本文详细介绍Cisco三层交换机与Routeros OSPF+DHCP配置实例

  本案例使用Cisco三层交换机结合Mikrotik Routeros配置OSPF动态路由及多Vlan Dhcp服务器中继配置。

  使用设备如下

  三层交换机:Cisco 3550 EMI

  接入层交换机:HUAWEI Quidway S2008

  Mikrotik RouterOs 3.13

  网络拓扑如下:

  配置目的:验证Routeros OSPF动态路由及DHCP中继

   CISCO 3550
  ip routing
  #开启路由功能#
  ip dhcp excluded-address 10.100.0.100
  #设置dhcp服务器ip地址#
  interface FastEthernet0/2
  switchport trunk encapsulation dot1q
  switchport mode trunk
  #设置与2层交换机互联的trunk端口#
  interface FastEthernet0/23
  switchport access vlan 2
  switchport mode access
  spanning-tree portfast
  #设置与ros连接的端口的vlan#
  interface Vlan2
  description server
  ip address 10.100.0.1 255.255.255.0
  #设置3层交换机vlan接口ip#
  !
  interface Vlan3
  description office
  ip address 10.100.3.1 255.255.255.0
  ip helper-address 10.100.0.100
  !
  #设置3层交换机vlan接口ip及配置dhcp中继#
  interface Vlan4
  description sales
  ip address 10.100.4.1 255.255.255.0
  ip helper-address 10.100.0.100
  !
  #设置3层交换机vlan接口ip及配置dhcp中继#
  interface Vlan5
  description users
  ip address 10.100.5.1 255.255.255.0
  ip helper-address 10.100.0.100
  !
  #设置3层交换机vlan接口ip及配置dhcp中继#
  router ospf 10
  router-id 10.100.0.1
  log-adjacency-changes
  network 10.100.0.0 0.0.255.255 area 10.100.0.0
  #配置ospf进程及area信息#
  HUAWEI Quidway S2008 配置:
  interface Ethernet0/6
  switchport access vlan 5
  !
  #配置用户端口#
  interface Ethernet0/7
  switchport access vlan 3
  !
  #配置用户端口#
  interface Ethernet0/8
  switchport access vlan 4
  #配置用户端口#
  interface Ethernet0/9
  switchport mode trunk
  switchport trunk allowed vlan all
  !
  #设置与3层交换机互联的trunk端口#
  Mikrotik Routeros:
  /ip pool
  add name="vlan3" ranges=10.100.3.2-10.100.3.254
  add name="vlan4" ranges=10.100.4.2-10.100.4.254
  add name="vlan5" ranges=10.100.5.2-10.100.5.254
  #设置不同Vlan的地址池#
  /ip dhcp-server
  add address-pool=vlan3 authoritative=after-2sec-delay bootp-support=static
    disabled=no interface=in lease-time=3d name="vlan3" relay=10.100.3.1
  add address-pool=vlan4 authoritative=after-2sec-delay bootp-support=static
    disabled=no interface=in lease-time=3d name="vlan4" relay=10.100.4.1
  add address-pool=vlan5 authoritative=after-2sec-delay bootp-support=static
    disabled=no interface=in lease-time=3d name="vlan5" relay=10.100.5.1
  #设置Dhcp-server 使之支持Dhcp中继#
  /routing ospf area
  add area-id=0.0.0.0 authentication=none disabled=no name="backbone"
    type=default
  add area-id=10.100.0.0 authentication=none disabled=no name="area1"
    type=default
  #配置ospf area#
  /ip address
  add address=10.100.0.100/24 broadcast=10.100.0.255 comment="" disabled=no
    interface=in network=10.100.0.0
  #配置内部IP地址#
  /ip dns
  set allow-remote-requests=yes cache-max-ttl=1w cache-size=2048KiB
    max-udp-packet-size=512 primary-dns=192.168.100.208
  #配置dns#
  /ip firewall nat
  add action=masquerade chain=srcnat comment="" disabled=no
    src-address=10.100.0.0/16
  #配置NAT#
  /routing ospf
  set distribute-default=always-as-type-2 metric-bgp=20 metric-connected=20
    metric-default=1 metric-rip=20 metric-static=20 mpls-te-area=unspecified
    mpls-te-router-id=unspecified redistribute-bgp=no
    redistribute-connected=no redistribute-rip=no redistribute-static=no
    router-id=10.100.100.2
  /routing ospf interface
  add authentication=none authentication-key="" cost=10 dead-interval=40s
    disabled=no hello-interval=10s interface=in network-type=broadcast
    passive=no priority=1 retransmit-interval=5s transmit-delay=1s
  /routing ospf network
  add area=area1 disabled=no network=10.100.0.0/16
  #配置OSPF路由协议#
cisco3550#show 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, E - EGP
    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 10.100.0.100 to network 0.0.0.0
  10.0.0.0/24 is subnetted, 4 subnets
C    10.100.4.0 is directly connected, Vlan4
C    10.100.5.0 is directly connected, Vlan5
C    10.100.3.0 is directly connected, Vlan3
C    10.100.0.0 is directly connected, Vlan2
O*E2 0.0.0.0/0 [110/1] via 10.100.0.100, 01:09:52, Vlan2
admin@MikroTik] /ip route> print
Flags: X - disabled, A - active, D - dynamic, C - connect, S - static, r - rip, b - bgp, o - ospf, m - mme, B - blackhole, U - unreachable, P - prohibit
#   DST-ADDRESS    PREF-SRC    GATEWAY-STATE GATEWAY                           DISTANCE INTERFACE                    
0 ADS 0.0.0.0/0                reachable  192.168.18.1                        0    out                        
1 ADC 10.100.0.0/24   10.100.0.100                                            0    in                        
2 ADo 10.100.3.0/24              reachable  10.100.0.1                         110   in                        
3 ADo 10.100.4.0/24              reachable  10.100.0.1                         110   in                        
4 ADo 10.100.5.0/24              reachable  10.100.0.1                         110   in                        
5 ADC 192.168.18.0/24  192.168.18.158                                          0    out

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