Hash board selection mode configuration

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You can configure a hash board selection mode as follows:
1. Run the system-view command to enter the system view.
2. Run the firewall hash-mode { source-and-destination | source-only } command to configure a hash board selection mode.
The default hash board selection mode is source address + destination address.
After the configuration is complete, restart the device to make the configuration take effect.
3. Run the firewall hash-gene hash-gene command to adjust the hash gene.
The default hash gene is 0.
After the configuration is complete, restart the device to make the configuration take effect.

Other related questions:
Hash board selection mode configuration
You can configure a hash board selection mode as follows: 1. Run the system-view command to enter the system view. 2. Run the firewall hash-mode { source-and-destination | source-only } command to configure a hash board selection mode. The default hash board selection mode is source address + destination address. After the configuration is complete, restart the device to make the configuration take effect. 3. Run the firewall hash-gene hash-gene command to adjust the hash gene. The default hash gene is 0. After the configuration is complete, restart the device to make the configuration take effect.

Function of hash board selection on firewalls
The function of hash board selection on firewalls is as follows: By adjusting the hash board selection mode based on network requirements, you can change the mechanism in which an SPU processes packets.

Configuration of a hash board selection mode when a firewall uses the GTP filtering function
You must set the hash board selection mode to source address + destination address when using the GTP function.

Configuration of a hash board selection mode when a firewall uses the GTP overbilling attack defense function
You must set the hash board selection mode to source address or source address + destination address.

Board timeslot configuration
You can set the timeslot configuration mode on the WDM-side port of a board. The service mapping paths of a board vary depending on the ODUk timeslot configuration mode. In Assign consecutive mode, level-by-level service mapping is performed from lower rates to higher rates, for example, ODU0->ODU1->ODU2. In Assign random mode, cross-level service mapping is performed from a low rate to a high rate, for example, ODU0->ODU2.

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