Configuration Examples; Example For Configuring The System-Level Gr - Huawei NetEngine80E Configuration Manual - Reliability

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HUAWEI NetEngine80E/40E Router

Configuration Guide - Reliability

Step 1 Run the display switchover state command in any view to display the backup status of the AMB

and the SMB according to the specified slot ID.

6.4 Configuration Examples

The following section provides an example for configuring GR. Familiarize yourself with the

configuration procedures against the networking diagram. The configuration example consists

of the networking requirements, configuration roadmap, configuration procedures, and

configuration files.

In this example, by being enabled with GR, a device can ensure the uninterrupted forwarding

during the AMB/SMB switchover after a fault occurs on the device.

Networking Requirements

When Router B performs the AMB/SMB switchover triggered by the system fault or the

administrator, it is required that the service is not interrupted, that is, the current network service

is not affected.

Issue 02 (2014-09-30)

This document takes interface numbers and link types of the NE40E-X8 as an example. In working

situations, the actual interface numbers and link types may be different from those used in this document.

POS interfaces cannot be configured on the X1 and X2 models of the NE80E/40E.

shows a networking diagram of configuring the system-level GR.

In AS65009, OSPF is used as the IGP protocol; an EBGP connection is set up between

Router A and Router B; Router C is a non-BGP device in the AS.

Router B has dual main control boards. The AMB and the SMB back up each other, and

support HSB. That is, the AMB and the SMB are configured with the HSB function.

BGP GR is enabled on Router A; OSPF GR and BGP GR are enabled on Router B; and

OSPF GR is enabled on Router C.

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6 GR Configuration

Netengine40e