20. Link Aggregation
ROX™ v2.2 User Guide 201 RuggedBackbone™ RX1500
GMRP
Synopsis: string - one of the following keywords { learn_advertise, advertise_only }
GMRP (GARP Multicast Registration Protocol) operation on the port. There are several GMRP
operation modes:
• DISABLED : the port is not capable of any GMRP processing.
• ADVERTISE ONLY : the port will declare all MCAST addresses existing in the switch (configured
or learned) but will not learn any MCAST addresses.
• ADVERTISE and LEARN : the port will declare all MCAST Addresses existing in the switch
(configured or learned) and can dynamically learn MCAST addresses.
Figure 20.13. CoS form
Default Priority
synopsis: integer in the range [0 to 7]
This parameter allows to prioritize frames received on this port that are not prioritized based on
the frames contents (e.g. priority field in the VLAN tag, DiffServ field in the IP header, prioritized
MAC address).
Inspect TOS
This parameter enables or disables parsing of the Type-Of-Service (TOS) field in the IP header
of the received frames to determine what Class of Service they should be assigned. When TOS
parsing is enabled the switch will use the Differentiated Services bits in the TOS field.
Figure 20.14. VLAN form
PVID
synopsis: integer in the range [1 to 4094]
default: 1
The Port VLAN Identifier specifies the VLAN ID associated with untagged (and 802.1p priority
tagged) frames received on this port. Frames tagged with a non-zero VLAN ID will always be
associated with the VLAN ID retrieved from the frame tag. Modify this parameter with care! By
default, the switch is programmed to use VLAN 1 for management and every port on the switch is
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