H3C S7500E Series Command Manual page 493

Command Manual – IPv4 Routing
H3C S7500E Series Ethernet Switches
Parameters
None
Description
Use the summary automatic command to enable automatic summarization for
redistributed subnets.
Use the undo summary automatic command to disable automatic summarization.
By default, automatic summarization is disabled.
Note that:
Neither the default route nor the routes imported using the network command can
be summarized automatically.
With this feature enabled, BGP limits the subnets redistribution from IGP to reduce
the size of routing table.
Examples
# In BGP view, enable automatic summarization.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] summary automatic
5.1.78 synchronization
Syntax
synchronization
undo synchronization
View
BGP view
Parameters
None
Description
Use the synchronization command to enable the synchronization between the BGP
and IGP routes.
Use the undo synchronization command to disable the synchronization.
The feature is disabled by default.
Chapter 5 BGP Configuration Commands
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