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Troubleshooting Guide

CloudEngine 16800, 12800, 12800E, 8800, 7800, 6800, and 5800 Series Switches

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How Is GRE Interworking Implemented on a CE Series Switch and a Cisco Switch?

How Is GRE Interworking Implemented on a CE Series Switch and a Cisco Switch?

A CE series switch can interwork with a Cisco switch through GRE, and they support the Keepalive function of a GRE tunnel. The configuration example is as follows (basic configurations including routing are not provided):

Tunnel interface configuration on a Cisco switch:

interface Loopback0
 ip address
interface Tunnel1
 ip address
 keepalive 10 3
 tunnel source Loopback0
 tunnel destination

Tunnel interface configuration on a CE series switch:

interface Tunnel1
 ip address
 tunnel-protocol gre   //The tunnel interface on a Cisco switch uses GRE by default.
 keepalive period 10   //The minimum Keepalive period on a Cisco switch is 10s.
Updated: 2020-01-07

Document ID: EDOC1000060766

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