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ILMI Parameter Group
If your ATM switch does not support the Interim Local Management Interface (ILMI), you can turn off the ILMI address registration on your SunATM interface from the ILMI configuration menu. The following example shows the ILMI configuration menu.
Modifying ba0; Currently ILMI is enabled
[E]Enable ILMI
[D]Disable ILMI
[P]Previous Menu
[M]Main Menu
[X]Exit [?] Help
Enter selection:
Note
Classical IP Parameter Group
Classical Internet Protocol (Classical IP), specified by RFC 1577, is one way of supporting the TCP/IP and UDP/IP protocols in an ATM environment. In Classical IP, an ATM ARP server is used to resolve IP addresses to ATM addresses, replacing the traditional ARP protocol. In this configuration, each host must register with the ARP server when the ATM interface is brought up. For more information on the Classical IP protocols, see “Classical Internet Protocol” on page 67.
One reason ATM ARP is used instead of the traditional ARP is that ATM does not support broadcast (a network capability providing transmission from one point to all points on a network). Because Classical IP over ATM does not support broadcast, you cannot use the ypbind
32 SunATM 3U CompactPCI Adapter Installation and User’s Guide • February 2001