3Com 5500G, 4210, 4200G manual Network diagram for totally Nssa area configuration

112CHAPTER 15: ROUTING CONFIGURATION GUIDE

Network Diagram Figure 31	Network diagram for (totally) NSSA area configuration
Switch A			Area 0	Switch B
		Vlan-int100
	10.1.1.1/24
				Vlan-int100	Vlan-int200
	Vlan-int200			10.1.1.2/24
					10.3.1.1/24
	10.2.1.1/24
Area 1	Vlan-int200			Area 2	Vlan-int200
NSSA					10.3.1.2/24
	10.2.1.2/24
	ASBR			Vlan- int300	ASBR
		Vlan-int300
				10.5.1.1/24	Switch D
Switch C 10.4.1.1/24

Networking and Run OSPF on the network devices. Based on actual conditions, you can configure Configuration an (totally) NSSA area to reduce the routing table size in the area.

Requirements

Applicable Products

Product series	Software version	Hardware version
Switch 5500	Release V03.02.04	All versions
Switch 5500G	Release V03.02.04	All versions
Switch 4500	Release V03.03.00	All versions

Configuration Procedure Non-backbone area and backbone area configuration (area 1 is a non-backbone area)

■Configure Switch A.

#Create VLANs and configure IP addresses for the VLAN interfaces. The configuration procedure is omitted.

#Configure OSPF for area 1.

<SwitchA> system-view

[SwitchA] ospf 1 router-id 1.1.1.1 [SwitchA-ospf-1] area 1 [SwitchA-ospf-1-area-0.0.0.1] network 10.2.1.0 0.0.0.255

# Configure OSPF for the backbone area.

[SwitchA-ospf-1] area 0 [SwitchA-ospf-1-area-0.0.0.0] network 10.1.1.0 0.0.0.255

■Configure Switch B (refer to “Configure Switch A.” on page 112).

■Configure Switch C.

#Create VLANs and configure IP addresses for the VLAN interfaces. The configuration procedure is omitted.

#Configure a static route of 2.0.0.0/8.