BGP Configuration Page Options

  1. Select Configure>Routing>BGP.

    The BGP configuration page appears. Table 136 explains the contents of this page.

  2. Click one:
    • Add—Adds a new or duplicate BGP configuration. Enter information as specified in Table 137.
    • Global Settings—Defines general specifications for BGP. Enter information as specified in Table 138.
    • Edit—Edits the selected BGP configuration.
    • Delete—Deletes the selected BGP configuration.
    • Disable—Disables selected BGP configuration.
  3. Click one:
    • OK—Saves the configuration and returns to the main configuration page.
    • Commit Options>Commit—Commits the configuration and returns to the main configuration page.
    • Cancel—Cancels your entries and returns to the main configuration page.

Table 136: BGP Configuration Page

Field

Function

Group Name

Displays the name of the group.

Status

Displays the status of the group.

Peer ASN

Displays the peer ASN.

Type

Displays the group type.

Dynamic Peers

Displays the dynamic peers selected.

Static Peers

Displays the static peers selected.

Import Policy

Displays the import policy selected.

Export Policy

Displays the export policy selected.

Table 137: Add BGP Configuration Details

Field FunctionAction
General Tab

Group Type

Specifies the group as an internal BGP (IBGP) group or an external BGP (EBGP) group. The options available are:

  • Internal
  • External

Select an option.

Group Name

Specifies the name for the group.

Enter a new group name.

ASN

Specifies the unique numeric identifier of the AS in which the routing device is configured.

Enter the routing device’s 32-bit AS number, in dotted decimal notation.

If you enter an integer, the value is converted to a 32-bit equivalent. For example, if you enter 3, the value assigned to the AS is 0.0.0.3.

Preference

Specifies the degree of preference for an external route. The route with the highest local preference value is preferred.

Enter the preface value.

Cluster Id

Specifies the cluster identifier to be used by the route reflector cluster in an internal BGP group.

Enter the IPv6 or IPv4 address to be used as the identifier.

Description

Specifies the text description of the global, group, or neighbor configuration.

Enter the description.

Damping

Specifies whether or not route flap damping is enabled.

Select the check box to enable route flap damping.

Do not select the check box to disable route flap damping .

Advertise Inactive Routes

Specifies whether or not BGP advertises the best route even if the routing table did not select it to be an active route.

Select the check box to enable advertising of inactive routes.

Clear the check box to disable advertising of inactive routes.

Advertise Peer AS Routes

Specifies whether or not to disable the default behavior of suppressing AS routes.

Select the check box to advertising of peer AS routes, select the check box.

Clear the check to disable advertising of peer AS routes.

Neighbors Tab

Dynamic Neighbors

Configures a neighbor (peer). The options available are:

  • Add—Adds the selected dynamic neighbor.
  • Edit—Edits the selected dynamic neighbor.
  • Delete—Deletes the selected dynamic neighbor.

Select an option.

Add neighbor

All address/IPAddress

Specifies whether to select all address or IP address.

Select an option.

IP Address

Specifies the IP address.

Enter the IP address.

Subnet Mask

Specifies the subnet mask for the neighbor.

Enter the subnet mask.

Policies Tab

Import Policy

Specifies one or more routing policies for routes being imported into the routing table from BGP. The options available are:

  • Add—Adds an import policy.
  • Move up—Moves the selected policy up the list of policies.
  • Move down—Moves the selected policy down.
  • Remove — Removes an import policy.

Select an option.

Export Policy

Specifies one or more policies to routes being exported from the routing table into BGP. The options available are:

  • Add—Adds an export policy.
  • Move up—Moves the selected policy up the list of policies.
  • Move down—Moves the selected policy down
  • Remove — Removes an export policy.

Select an option.

Table 138: Edit BGP Global Setting Configuration Details

Field FunctionAction
General

Router ASN

Specifies the routing device’s AS number.

Enter the router ASN value.

Router Identifier

Specifies the routing device’s IP address.

Enter the router identification IP address.

BGP Status

Enables or disables BGP.

To enable BGP, select Enabled.

To disable BGP, select Disabled.

Description

Describes the global, group, or neighbor configuration.

Enter the description.

Confederation Number

Specifies the routing device’s confederation AS number.

Enter the value.

Confederation Members

Specifies the AS numbers for the confederation members.

To add a member AS number, click Add and enter the number in the Member ASN box. Click OK.

Advance Options

Keep Route

Specifies whether routes learned from a BGP peer must be retained in the routing table even if they contain an AS number that was exported from the local AS. The options available are:

  • All
  • None

Select All or None to configure Keep Routes.

MTU Discovery

Specifies the option for configure MTU discovery.

Enable MTU discovery.

Remove Private ASN

Specifies the local system strip private AS numbers from the AS path when advertising AS paths to remote systems.

Enable removal of private ASNs.

Graceful Restart

Specifies the period of time after which a restart is expected to be complete. Specifies the maximum time that stale routes are kept during restart.

Enter the time period for a graceful restart and the maximum time that stale routes must be kept.

Multihop

Specifies the maximum time-to-live (TTL) value for the TTL in the IP header of BGP packets.

Select Nexthop Change to allow unconnected third-party next hops. Enter a TTL value.

Authentication Type

Specifies the authentication algorithm: None, MD5, or SHA1.

Select the authentication algorithm. If you select MD5, specify an MD5 authentication key (password).

Policies Tab

Import Policy

Applies one or more policies to routes being imported into the local routing device from the neighbors. The options available are:

  • Add—Adds an import policy.
  • Move up—Moves the selected policy up the list of policies.
  • Move down—Moves the selected policy down
  • Remove—Removes an export policy.

Select an option.

Export Policy

Specifies one or more policies to control which summary LSAs are flooded into an area. The options available are:

  • Add—Adds an export policy.
  • Move up—Move the selected policy up the list of policies.
  • Move down—Move the selected policy up the list of policies.
  • Remove—Removes an export policy.

Select an option.

Trace Options Tab

File Name

Specifies the name of the file to receive the output of the trace operation.

Type or select and edit the name.

Number of Files

Specifies the maximum number of trace files.

Type or select and edit the number.

File Size

Specifies the maximum size for each trace file.

Type or select and edit the size.

World Readable

Specifies whether the trace file can be read by any user.

True—allows any user to read the file.

False—prevents all users from reading

Flags

Available Flags

Specifies the available trace operation to perform.

–

Configured Flags

Specifies the configured trace operation to perform.

–

Related Documentation

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