00003.(*, FF13::2)
       Upstream interface:Vlanif120
       Number of downstream:1
  00004.(2001::1, FF13::2)
       Upstream interface:Vlanif120
       Number of downstream:1
  00005.(*, FF13::3)
       Upstream interface:Vlanif130
       Number of downstream:1
  00006.(2001::1, FF13::3)
       Upstream interface:Vlanif130
       Number of downstream:1
(*, G) and (S, G) entries are evenly distributed to the three equal-cost routes, with the upstream
interfaces being VLANIF110, VLANIF120, and VLANIF130.
NOTE
The load splitting algorithm processes (*, G) and (S, G) entries separately with the same processing rule.
Step 8 Set different IPv6 multicast load splitting weights for upstream interfaces of SwitchE to ensure
that multicast traffic is distributed unevenly.
# Set the IPv6 multicast load splitting weight on VLANIF110 to 2.
[SwitchE] interface Vlanif110
[SwitchE-Vlanif110] multicast ipv6 load-splitting weight 2
[SwitchE-Vlanif110] quit
# Set the IPv6 multicast load splitting weight on VLANIF130 to 0.
[SwitchE] interface Vlanif130
[SwitchE-Vlanif130] multicast ipv6 load-splitting weight 0
[SwitchE-Vlanif130] quit
Step 9 Configure interfaces on the host side of SwitchE to statically join new multicast groups in
batches.
# Configure VLANIF140 to statically join multicast groups from FF13::4 to FF13::9.
[SwitchE] interface Vlanif140
[SwitchE-Vlanif140] mld static-group ff13::4 inc-step-mask 128 number 6
[SwitchE-Vlanif140] quit
Step 10 Verify the configuration about uneven IPv6 multicast load splitting.
# The multicast source (2001::1/64) sends multicast data to multicast groups (FF13::1 to
FF13::9). Host A can receive the multicast data from the multicast source. On SwitchE, check
brief information about the IPv6 PIM routing table.
<SwitchE> display pim ipv6 routing-table brief
 VPN-Instance: public net
 Total 9 (*, G) entries; 9 (S, G) entries
  00001.(*, FF13::1)
       Upstream interface:Vlanif110
       Number of downstream:1
  00002.(2001::1, FF13::1)
       Upstream interface:Vlanif110
       Number of downstream:1
  00003.(*, FF13::2)
       Upstream interface:Vlanif120
       Number of downstream:1
  00004.(2001::1, FF13::2)
       Upstream interface:Vlanif120
       Number of downstream:1
  00005.(*, FF13::3)
       Upstream interface:Vlanif130
Quidway S7700 Smart Routing Switch
Configuration Guide - Multicast 14 IPv6 Multicast Routing Management
Issue 01 (2011-07-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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