UMN:CLI
User Manual
V8102
604
specified IP address on interface connected directly to BGP router. For example, A class
is fundamentally had
“/8” as the subnet mask in case IP address assigned 100.1.1.1 in A
class. It can generate route information of 100.0.0.0/8.
To enable/disable automatic summarization of the route, use the following command.
Command
Mode
Description
auto-summary
Router
Enables automatic network summarization of a route.
no auto-summary
Disables automatic network summarization of a route.
Please note that, use this feature when you use the basic classes in network.
12.1.11.2
BGP Next-Hop Address Tracking
BGP prefixes are automatically tracked as peering sessions are established. BGP next-
hop address tracking feature significantly improves the response time of BGP to next-hop
changes for routes installed in the RIB.
To enable/disable BGP next-hop address tracking, use the following command.
Command
Mode
Description
bgp nexthop trigger disable
Router
Enables BGP next-hop address tracking. (default)
bgp nexthop trigger enable
Disables BGP next-hop address tracking.
To set the delay interval between routing table walks for BGP next-hop address tracking,
use the following command.
Command
Mode
Description
bgp nexthop trigger delay
<2-30>
Router
Configures the delay interval between routing table
walks for next-hop address tracking.
no bgp nexthop trigger delay
Deletes the configured delay interval.
12.1.11.3
Local Preference
The local preference indicates the preferred path when there are multiple paths to the
same destination. The path having a higher preference is preferred.
To define preference of a particular path, use the following command.
Command
Mode
Description
bgp
default
local-preference
luster-id
<1-4294967295>
Router
Defines preference of a particular path and it is sent to
all routers and access servers in the local AS.
1-4294967295: local preference value (default: 100)
no bgp
default local-preference
luster-id
[1-4294967295]
Deletes the defined preference and reverts to the de-
fault setting.
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