Alcatel-Lucent 7710 SR Configuration Manual page 253

Service router os interface configuration guide
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• include-l4 — Enables inherits system-wide settings including Layer 4 source and destination port value
in hashing algorithm.
• exclude-l4 — Layer 4 source and destination port value will not be included in hashing.
• no load-balancing-algorithm — Inherits system-wide settings.
The hashing algorithm addresses finer spraying granularity where many hosts are connected to the network.
To address more efficient traffic distribution between network links (forming a LAG group), a hashing
algorithm extension takes into account Layer 4 information (src/dst L4-protocol port).
The hashing index can be calculated according to the following algorithm:
This algorithm will be used in all cases where IP information in per-packet hashing is included (see
and ECMP Hashing on page
following cases:
• Fragmented packets
Default
no load-balancing-algorithm
Parameters
option — Specifies the load balancing algorithm to be used on this port.
Values
pbb-etype
Syntax
pbb-etype [0x0600..0xffff]
no pbb-etype
Context
config>port>ethernet
Default
0x88E7
Description
This command configures the Ethertype used for PBB encapsulation.
Values
7710 SR OS Interface Configuration Guide
If [(TCP or UDP traffic) & enabled]
hash (<TCP/UDP ports>, <IP addresses>)
else if (IP traffic)
hash (<IP addresses>)
else
hash (<MAC addresses>)
endif
71). However the Layer 4 information (TCP/UDP ports) will not be used in the
include-l4 — Specifies that the source and destination ports are used in the hashing
algorithm.
exclude-l4 — Specifies that the source and destination ports are not used in the hashing
algorithm.
0x0600..0xffff: 1536 — 65535 (accepted in decimal or hex)
Interface Configuration
LAG
Page 227

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