Cabletron Systems SmartSwitch 6000 User Manual page 101

Excess Burst Size (In/Out)
BECN Recovery Count
Outgoing DLCI Priority
Backup Group Number
Enable Backup Protocol?
Remote RLP/Port/DLCI
Configuring Frame Relay
(B ) is the incoming or outgoing (depending on the parameter) maximum amount of
E
data in excess of the
Committed Burst Size
during the time interval used for the
value will be buffered in the FRX/FRM.
is a method of controlling the rate of return to maximum traffic flow after it has been
reduced due to congestion. If a packet is received with the BECN (backward explicit
congestion notification) bit set, the configured
and the effective value will become
Committed Burst Size (Out)
value of
BECN Recovery Count
effective
Excess Burst Size (Out)
As long as no BECNs are received, the effective burst size will continue to increase
until it reaches the full configured value. Any time a BECN is received, however, the
effective value will return to the value of
sets a priority for this DLCI among others over the physical port.
ority, the highest.
4
specifies (if configured as any number other than
identifies the backup DLCI(s) (see "Configuring Frame Relay Backup Groups" on
page 6-35) that will take over if this DLCI fails. This parameter is applicable only on
an "initiating" node, which is the node that will initiate the switchover to a backup
DLCI. At switchover, the initiating node notifies the remote node of the change.
A DLCI cannot be both a backup and a primary.
Do not configure a
remote (non-initiating) end.
specifies that (if ) this DLCI will be used as a non-initiating backup. The DLCI will
Y
wait for a backup protocol message from the initiating end, telling the backup where
to send the rest of the messages.
identifies the primary DLCI in the non-initiating (called "remote" for the purpose of
differentiating) node to which that this DLCI connects for normal operation.
The primary and all of its backup DLCIs in the non-initiating
node must be on the same RLP.
that the network will attempt to transfer
Committed Burst Size
Excess Burst Size (Out)
(limting traffic flow to the value configured for
0
). From that point on, for each "n" packets (where "n" is the
) received (sequentially) without BECN set, the
will be increased by 1/8 of the configured value.
Committed Burst Size (Out)
Backup Group Number
. Any data exceeding this
will be ignored
.
is the lowest pri-
0
) that this is a primary DLCI, and
0
on this DLCI at the
6-19