■
A
short-cycle event
is a dynamic interface that is created and torn down within
60 seconds. The router tracks the time between short-cycle events to determine
whether to increase the lockout time for a subsequent short-cycle event.
NOTE:
When the calculated lockout time is equal to or exceeds the maximum lockout
time, the router uses the maximum lockout time value until the time to the next
event exceeds the greater of 15 minutes or the maximum lockout time value. At that
point, the lockout time reverts to the minimum lockout time value.
■
The minimum lockout time value cannot exceed the maximum lockout time
value. When the minimum and maximum values are equal, the encapsulation
type lockout time becomes fixed.
atm pvc Command
You use the
atm pvc
command to define the underlying circuit supporting an
ATM 1483 subinterface. When you define a circuit with this command by using the
aal5autoconfig
option, it causes the ATM 1483 encapsulation (LLC/SNAP
encapsulation or VC multiplexed) to be autodetected. Alternatively, if you use the
aal5snap
or
aal5mux ip
option, the ATM 1483 encapsulation becomes fixed, but
higher layers can be dynamic.
For example, the following command configures a circuit for autodetection of the
ATM 1483 encapsulation and all higher layers.
host1(config-subif)#
atm pvc 100 0 100 aal5autoconfig 0 0 0
You can also include the
atm pvc
command in a base profile assigned to a dynamic
ATM 1483 interface to apply encapsulation and traffic-shaping parameters to a
bulk-configured range of PVCs. For information, see “Configuring Dynamic Interfaces
Using Bulk Configuration” on page 623.
Configuring PPP and PPPoE Dynamic Interfaces over Static ATM
E Series routers support dynamic PPP and PPPoE interfaces. The configuration
procedure is very similar for each.
When using the auto-configure command, select only
ppp
or
pppoe
. The router
automatically builds the necessary interfaces for you. When you indicate pppoe, on
receipt of a PPPoE packet, the dynamic interface built is IP over PPP over PPPoE
over ATM. Likewise, when you indicate
ppp
, the dynamic interface built is IP over
PPP over ATM.
Figure 45 on page 529 shows dynamic PPP interface columns on ATM interfaces.
528
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Configuring PPP and PPPoE Dynamic Interfaces over Static ATM
JUNOSe 11.1.x Link Layer Configuration Guide
Содержание JUNOSE 11.1.X - LINK LAYER CONFIGURATION 4-7-2010
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Страница 200: ...168 Monitoring Upper Level Protocols over Ethernet JUNOSe 11 1 x Link Layer Configuration Guide...
Страница 230: ...198 Monitoring VLAN and S VLAN Subinterfaces JUNOSe 11 1 x Link Layer Configuration Guide...
Страница 258: ...226 Monitoring 802 3ad Link Aggregation JUNOSe 11 1 x Link Layer Configuration Guide...
Страница 334: ...302 Troubleshooting JUNOSe 11 1 x Link Layer Configuration Guide...
Страница 394: ...362 Monitoring Multiclass MLPPP JUNOSe 11 1 x Link Layer Configuration Guide...
Страница 406: ...374 Monitoring POS JUNOSe 11 1 x Link Layer Configuration Guide...
Страница 468: ...436 Troubleshooting JUNOSe 11 1 x Link Layer Configuration Guide...
Страница 498: ...466 Monitoring Bridged Ethernet JUNOSe 11 1 x Link Layer Configuration Guide...
Страница 546: ...514 Monitoring Cisco HDLC JUNOSe 11 1 x Link Layer Configuration Guide...
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