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460
C
HAPTER
16: I
NTERNET
P
ROTOCOL
(IP)
ip rip
✓
3500
✓
9000
9400
3900
9300
addAdvertisement
For CoreBuilder 9000: Applies to Layer 3 switching modules only.
Adds an advertisement address to an IP RIP interface.
Valid Minimum Abbreviation
ip ri a
Important Considerations
■
The system uses the specified advertisement address to advertise
routes to other stations on the same network. It uses this address for
sending updates. (RIP-2 updates depend on the setting of RIP
compatibility mode.)
■
Advertisement addresses are handled differently based on RIP-1 and
RIP-2.
■
For the CoreBuilder 3500, each interface that you define initially
uses the default broadcast address (255.255.255.255) as the
advertisement address. With RIP-1 updates, the address that you
specify becomes the new RIP-1 advertisement address if you
change the broadcast address. If you subsequently use RIP-2
(configure the interface to send RIP-2 advertisements) and have the
RIP-1 compatibility mode disabled, the multicast address is used for
updates.
■
For the CoreBuilder 9000, each interface that you define initially
uses the directed broadcast address as the RIP advertisement
address (all
1
s in the host field).
■
You can specify up to 64 advertisement addresses in separate
iterations.
■
On the CoreBuilder 3500:
■
After you add an advertisement address, you cannot subsequently
change the broadcast address.
■
If you are using RIP-2 for the interface, you must enable RIP
compatibility mode if you want the system to use the
advertisement list instead of the multicast address for RIP updates.
See “ip rip compatibilityMode” earlier in this chapter for more
information.
■
To add an advertisement address on other platforms, you must remove
the directed broadcast address if you only want the address that you
added to be used for RIP advertisements.