XG700 User's Guide
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All Rights Reserved, Copyright (C) PFU LIMITED 2005-2006
The following is an example of a fat tree configuration with network redundancy.
To configures uplink filter, carry out the following procedures in the administrator EXEC mode.
Command
Task
xg# configure terminal
Switch to global configuration mode.
xg(config)# uplink-domain 1 port 11 12
Create a uplink domain that consists of port 11 and 12.
xg(config)# interface port 1 2 3
(interface port range 1 3)
Switch to interface edit mode to configure uplink for
port.
In this example, the global interface configuration mode
is selected for ports 1 through 3.
xg(config-if)# downlink allowed uplink-domain 1
Register each port as downlink of the uplink domain.
xg(config-if)# exit
Exit to global configuration mode.
xg(config)# exit
Exit to administrator EXEC mode.
xg# show uplink
View the state of the uplink.
Multicast, broadcast and unlearned unicast frames are filtered by uplink filter. But both statically and
dynamically learned unicast frames that are forwarded to a specified port is not filtered.
A member of uplink port consisting of uplink domain is not allowed to be a member of link aggregation
group.
STP has to be disabled on uplink ports.
IGMP snooping and uplink function cannot be used at the same time.