Cisco ASR 9000 Series Command Reference

pppoe in-flight-window
To configure a limit for the number of PPPoE sessions that are in progression towards established state in
BNG, use the pppoe in-flight-window command in Global Configuration mode. To remove this limit, use
the no form of this command.
pppoe in-flight-window size
no pppoe in-flight-window
Syntax Description
Specifies the window-size for the number of PPPoE sessions that are in progression
towards established state in BNG.
size
Command Default
None
Command Modes
Global Configuration
Command History
ModificationRelease
This command was introduced.Release 4.3.1
Usage Guidelines
The recommended in-flight-window size for RP-based subscribers is 200, and that for LC-based subscribers
is 50. Values higher than these are not recommended for production deployment, as it can lead to system
instability.
Task ID
OperationTask ID
read, writeppp
Examples
This example shows how to configure the in-flight-window size for PPPoE sessions in BNG:
RP/0/RSP0/CPU0:router(config)# pppoe in-flight-window 200
Related Commands
DescriptionCommand
Configures a limit for PPPoE sessions for a PPPoE BBA-Group
in BNG.
pppoe sessions limit, on page 457
Cisco ASR 9000 Series Aggregation Services Router Broadband Network Gateway Command Reference, Release
5.2.x
455
PPPoE Commands
pppoe in-flight-window

Cisco ASR 9000 Series Specifications

General

Series	ASR 9000
Category	Network Router
Modular Design	Yes
Redundancy	Yes (Hardware and Software)
Operating System	Cisco IOS XR
Interfaces/Ports	10G, 40G, 100G, 400G Ethernet
Expansion Slots	Varies by model
Routing Protocol	BGP, OSPF, IS-IS, EIGRP
Management	CLI, SNMP, NETCONF
Power Supply	Redundant
Port Density	Varies by model
Power Supply Options	AC, DC
Memory	Varies by model
Storage	Varies by model
Dimensions	Varies by model
Weight	Varies by model