Chapter 5: Using AutoInstall

Figure 5-2:Use BOOTP or RARP to Acquire the New

Router's IP Address

AutoInstall over Frame Relay is a special case in that the existing router acts as a BOOTP server and responds to the incoming BOOTP request. Only a helper address and a Frame Relay map need to be set up. No MAC-to-IP address map is needed on the existing router.

The AI2524 routers can be configured to act as a RARP server.

Because the router attempts to resolve its host name as soon as one in- terface resolves its IP address, only one IP address needs to be set up with SLARP, BOOTP, or RARP.

Resolve the IP Address to the Host Name

The new router resolves its IP address-to-host name mapping by send- ing a TFTP broadcast requesting the file network-confg, as shown in

Figure 5-3.

August 1997

Page 5-7

2524UM

 

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AIS AI2524 user manual 2Use Bootp or Rarp to Acquire the New Routers IP Address, Resolve the IP Address to the Host Name