Configuring The Traffic Forwarding Mode Of Srpus - 3Com S7906E Configuration Manual

To do...
Enable active/standby mode for
service ports on SRPUs
Before enabling the active/standby mode for service ports on SRPUs, you need to perform
cross-card port redundancy configurations, such as cross-card port aggregation, cross-card STP,
cross-card dynamic routing.
This feature is applicable to SRPUs LSQ1SRP2XB and LSQ1SRP12GB only.

Configuring the Traffic Forwarding Mode of SRPUs

Introduction to SRPU traffic forwarding mode
The S7900E series Ethernet switches support multiple types of SRPUs, which support different traffic
forwarding modes. You can configure the SRPU traffic forwarding mode as needed.
Table 1-1 Traffic forwarding modes supported by S7900E SRPUs
SRPU model
LSQ1SRP2XB
LSQ1SRPB
LSQ1MPUA
LSQ1CGP24TS
C
LSQ1CGV24PS
C
LSQ1SRPD
LSQ1SRP12GB
LSQ1SRP1CB
Use the command...
strict-standby enable
Supported
traffic
forwarding
mode
Enhanced
Layer 2
Supporting selective QinQ
forwarding
mode
Supporting QinQ
Standard
forwarding
Powerful
mode
functions
Enhanced
Layer 2
Supporting selective QinQ
forwarding
Providing a 128K MAC address
mode with the
table and a 4K routing table
MAC extension
function
Supporting QinQ
Standard
forwarding Powerful
mode with the functions
MAC extension
Providing a 128K MAC address
function
table and a 4K routing table
Feature
Layer 3 forwarding
Layer 3 forwarding
1-12
Remarks
Optional
Disabled by default.
Recommended
application
environment
Double-tagged VLAN
networks
Common networks
Double-VLAN-tag
networks with a large
quantity of MAC
addresses
Networks having a
large quantity of
MAC addresses and
low requirements on
routing table size