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:
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.

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.

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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