Dual-Device Backup Licensing Requirements and Configuration Precautions
Licensing Requirements
For details, see "Licensing Requirements" in Feature Description.
Configuration Precautions
Restrictions |
Guidelines |
Impact |
---|---|---|
E-Trunk dual-device hot backup of ARP service does not support a master/backup switchover when an Eth-Trunk sub-interface fault occurs. |
N/A |
If an Eth-Trunk sub-interface fault occurs, E-Trunk dual-device hot backup does not take effect. As a result, user traffic is interrupted. |
E-Trunk dual-device hot backup does not support a master/backup switchover (including BRAS, L2TP, and multicast services) when an Eth-Trunk sub-interface fault occurs. |
N/A |
If an Eth-Trunk sub-interface fault occurs, E-Trunk dual-device hot backup does not take effect. As a result, user traffic is interrupted. |
E-Trunk dual-device hot backup of IGMP snooping service does not support a master/backup switchover when an Eth-Trunk sub-interface fault occurs. |
N/A |
If an Eth-Trunk sub-interface fault occurs, E-Trunk dual-device hot backup does not take effect. As a result, user traffic is interrupted. |
E-Trunk dual-device hot backup of IGMP service does not support a master/backup switchover when an Eth-Trunk sub-interface fault occurs. |
N/A |
If an Eth-Trunk sub-interface fault occurs, E-Trunk dual-device hot backup does not take effect. As a result, user traffic is interrupted. |
E-Trunk dual-device hot backup of IPsec service does not support a master/backup switchover when an Eth-Trunk sub-interface fault occurs. |
N/A |
If an Eth-Trunk sub-interface fault occurs, E-Trunk dual-device hot backup does not take effect. As a result, user traffic is interrupted. |