98CHAPTER 15: ROUTING CONFIGURATION GUIDE
Precautions | ■ | RIPv2 supports automatic route summarization (with the summary command). |
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| This function is enabled by default. |
| ■ Based on your needs, you can configure the switch to receive or send RIP | |
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| packets with the rip input command or the rip output command. |
| ■ RIPv2 can transmit packets in two modes: broadcast and multicast. By default, | |
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| RIPv2 transmits packets in the multicast mode. |
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Configuring OSPF | Open Shortest Path First (OSPF) is a link state interior gateway protocol developed | |
| by IETF. At present, OSPF version 2 (RFC 2328) is used. OSPF has the following | |
| features: | |
| ■ | |
| ■ | Fast convergence |
| ■ | |
| ■ | Multicast transmission |
| ■ | Area partition |
| ■ | Routing hierarchy |
| ■ | Authentication |
Network Diagram Figure 28 Network diagram for OSPF basic configuration
Switch A | Area 0 | Switch B |
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Switch C 
Switch D
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| Area 1 |
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Device | Interface | IP address | Router ID |
Switch A | 10.1.1.1/24 | 1.1.1.1 | |
| 10.1.2.1/24 |
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Switch B | 10.1.1.2/24 | 2.2.2.2 | |
| 10.1.3.1/24 |
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Switch C | 10.1.2.2/24 | 3.3.3.3 | |
| 10.1.4.1/24 |
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| 192.168.1.1/24 |
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| 192.168.2.1/24 |
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