1-23
For how to configure an ACL, refer to
ACL Configuration
in the
Security Volume
.
For how to configure an IP prefix list, route policy and AS-path ACL, refer to
Route Policy Configuration
in the
Routing Volume
.
Configure BGP route distribution filtering policies
Follow these steps to configure BGP route distribution filtering policies:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enter BGP view
bgp
as-number
—
Configure the filtering of
redistributed routes
filter-policy
{
acl-number
|
ip-prefix
ip-prefix-name
}
export
[
direct |
isis process-id
| ospf process-id | rip
process-id |
|
static
]
Reference a routing policy to
filter advertisements to a
peer/peer group
peer
{
group-name
|
ip-address
}
route-policy
route-policy-name
export
Reference an ACL to filer
advertisements to a peer/peer
group
peer
{
group-name
|
ip-address
}
filter-policy
acl-number
export
Reference an AS path ACL to
filter routing information sent to
a peer/peer group
peer
{
group-name
|
ip-address
}
as-path-acl
as-path-acl-number
export
Reference an IP prefix list to
filer routing information sent to
a peer/peer group
peer
{
group-name
|
ip-address
}
ip-prefix
ip-prefix-name
export
Required to choose any;
Not configured by default.
You can configure a filtering
policy as needed;
If several filtering policies are
configured, they are applied in
the following sequence:
z
filter-policy export
z
peer filter-policy export
z
peer as-path-acl export
z
peer ip-prefix export
z
peer route-policy export
Only routes pass the first
policy, can they go to the next,
and only routes passing all the
configured policies, can they be
advertised.
Configure BGP route reception filtering policies
Only routes permitted by the configured filtering policies can be installed into the local BGP routing table.
Members of a peer group can have different route reception filtering policies from the peer group.
Follow these steps to configure BGP route reception filtering policies:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enter BGP view
bgp
as-number
—
Filter incoming routes with an
ACL or IP prefix list
filter-policy
{
acl-number
|
ip-prefix
ip-prefix-name
}
import
Reference a routing policy to
filter routes from a peer/peer
group
peer
{
group-name
|
ip-address
}
route-policy
route-policy-name
import
Reference an ACL to filter
routing information from a
peer/peer group
peer
{
group-name
|
ip-address
}
filter-policy
acl-number
import
Reference an AS path ACL to
filter routing information from a
peer/peer group
peer
{
group-name
|
ip-address
}
as-path-acl
as-path-acl-number
import
Required to choose any;
No route reception filtering is
configured by default;
You can configure a filtering
policy as needed;
If several filtering policies are
configured, they are applied in
the following sequence:
z
filter-policy import
z
peer filter-policy import
z
peer as-path-acl import
z
peer ip-prefix import
Содержание S7902E
Страница 82: ...1 4 DeviceA interface tunnel 1 DeviceA Tunnel1 service loopback group 1 ...
Страница 200: ...1 11 DeviceB display vlan dynamic No dynamic vlans exist ...
Страница 494: ...ii Displaying and Maintaining Tunneling Configuration 1 45 Troubleshooting Tunneling Configuration 1 45 ...
Страница 598: ...ii ...
Страница 1757: ...4 9 ...
Страница 1770: ...6 4 ...
Страница 2017: ...2 11 Figure 2 3 SFTP client interface ...
Страница 2062: ...i Table of Contents 1 URPF Configuration 1 1 URPF Overview 1 1 What is URPF 1 1 How URPF Works 1 1 Configuring URPF 1 2 ...
Страница 2238: ...1 16 DeviceA cfd linktrace service instance 1 mep 1001 target mep 4002 ...
Страница 2442: ...2 4 Set the interval for sending Syslog or trap messages to 20 seconds Device mac address information interval 20 ...
