Avocent Cyclades-PR4000 User Manual

Page 107

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Cyclades-PR4000

Chapter 11 - Routing Protocols

107

CONFIG=>IP=>BGP4=>NEIGHBOR=>ADD (continued)

Keepalive

Interval between keepalive messages sent to this neighbor.

Connection Retry
Time

When a connection with this neighbor is broken, the router try to reconnect with
frequency 1 divided by the Connection Retry Time.

Start Time

Time delay before router tries to connect

Incoming Distribution
Access List Name

Applies a distribution access list to update messages received from this neighbor.

Outgoing Distribute
Access List Name

Applies a distribution access list to update messages sent to this neighbor.

Incoming Filter
Access List Name

Applies a filter access list to update messages received from this neighbor.

Outgoing Filter
Access List Name

Applies a filter access list to update messages sent to this neighbor.

Incoming Community
Access List Name

Applies a filter access list to update messages received from this neighbor.

Outgoing Community
Access List Name

Applies a filter access list to update messages sent to this neighbor.

Incoming Route Map
Number

Applies a route map to update messages received from this neighbor.

Outgoing Route Map
Number

Applies a route map to update messages sent to this neighbor.

Neighbor Alias
Address

Additional address used by the other router.

STEP THREE
Figure 12.5 shows an example of a route that could be filtered out. The preferred route from 5 to 1 is through 4,
with 6 serving as a reliable backup. Any route received from neighbor 2 which includes 5 will probably be a
duplicate of the equivalent route received from 4. In order to reduce the size of the routing table, all routes
received from 2 than contain 5 can be filtered out of incoming update messages.

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