Planet Technology WGS3-404 User Manual

Page 61

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WGS3 Layer 3 Switch User’s Manual

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Parameter Default

Description

GARP

*1

Group Address Registration Protocol is used by GVRP and GMRP to

register or deregister client attributes for client services within a bridged

LAN.

Join Time

20

The interval (centiseconds) between transmitting requests/queries to

participate in a group.

Leave Time

60

The interval (centiseconds) a port waits before leaving a group. This

time should be set to more than twice the Join Time. This ensures that

after a Leave or LeaveAll message has been issued, the applicants

can re-join before the port actually leaves the group.

Leave All Time

1000

The interval (centiseconds) between sending out a LeaveAll query

message for group participants and the port leaving the group. This

interval should be considerably larger than the Leave Time to minimize

the amount of traffic generated by nodes rejoining the group.

1: The default values for the GARP timers are independent of the media access method or data rate.

These values should not changed unless you are experiencing some difficulties with GMRP or GVRP

registration/deregistration.

Parameter Default

Description

VLAN and Priority

These fields set the default values for VLANs, port priority, GVRP and

GMRP.

Port VID

1

The VLAN ID assigned to untagged frames received on this port.

Port Default

Priority

*2

0

Set the default ingress priority to any value beneath the priority threshold

to specify the low priority queue, or to any value equal to or above this

threshold to specify the high priority queue.

Layer 2 -

Rx All,

Tx All

VLAN Tagging

*3

Multilayer -

Rx All,

Tx Untag

Indicates whether or not VLAN tags will be included on frames passing

through this port. The options include:

Rx All: Accepts all frames, tagged or untagged.

Rx Untag: Only accepts untagged frames.

Tx All: If PVID and frame tag are same, sends tagged frame,

otherwise sends untagged.

Tx Untag: Sends only untagged frames.

2: The switch supports Quality of Service (QoS) by using two or four priority queues, with Weighted Fair

Queuing for each port. Inbound frames that do not have VLAN tags are tagged with the input port’ s

default ingress user priority, and then placed in the appropriate priority queue at the output port. The

default priority for all ingress ports is zero. Therefore, any inbound frames that do not have priority tags

will be placed in the low priority queue of the output port. (Note that if the output port is an untagged

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