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HP VSR1000 Configuration Guide

HP VSR1000
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22
RIP message format
A RIP message consists of a header and up to 25 route entries. (A RIPv2 authentication message uses the
first route entry as the authentication entry, leaving 24 available.)
RIPv1 message format
Figure 6 RIPv1 message format
• Command—Type of message. 1 indicates request, which is used to request all or part of the routing
information from the neighbor; 2 indicates response, which contains all or part of the routing
information. A response message consists of up to 25 route entries.
• Version—Version of RIP, 0x01 for RIPv1.
• Must be zero—This field must be zero
• AFI—Address Family Identifier, 2 for IP.
• IP address—Destination IP address of the route that can be a natural network, subnet, or a host
address.
• Metric—Cost of the route.
RIPv2 message format
The format of RIPv2 message is similar to RIPv1.
Figure 7 RIPv2 Message Format
The differences between RIPv1 and RIPv2 messages are stated as follows:
• Version–Version of RIP. For RIPv2 the value is 0x02.
• Route tag.
• IP address—Destination IP address. It can be a natural network address, subnet address, or host
address.
• Subnet mask—Mask of the destination address. Unlike RIPv1, RIPv2 can carry subnet information.

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HP VSR1000 Specifications

General IconGeneral
BrandHP
ModelVSR1000
CategoryNetwork Router
LanguageEnglish

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