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#