419
Compared with DRE, LZ compression has a lower compression ratio. LZ compression does not
require synchronization of compression dictionaries between the local and peer devices, which
reduces memory consumption.
Command and hardware compatibility
Commands and descriptions for centralized devices apply to the following routers:
• MSR1002-4/1003-8S.
• MSR2003.
• MSR2004-24/2004-48.
• MSR3012/3024/3044/3064.
• MSR954(JH296A/JH297A/JH298A/JH299A)
Commands and descriptions for distributed devices apply to MSR4060 and MSR4080 routers.
Protocols and standards
• RFC 1323, TCP Extensions for High Performance
• RFC 3390, Increasing TCP's Initial Window
• RFC 2581, TCP Congestion Control
• RFC 2018, TCP Selective Acknowledgment Options
• RFC 3042, Enhancing TCP's Loss Recovery Using Limited Transmit
• RFC 2582, The NewReno Modification to TCP's Fast Recovery Algorithm
WAAS configuration task list
Tasks at a glance
(Required.) Configuring a WAAS class
(Required.) Configuring a WAAS policy
(Required.) Applying a WAAS policy to an interface
(Optional.) Configuring TFO parameters
(Optional.) Configuring the TFO blacklist autodiscovery feature
(Optional.) Deleting all WAAS settings
(Optional.) Restoring predefined WAAS settings
Configuring a WAAS class
Step Command Remarks
1. Enter system view.
system-view
N/A
2. Create a WAAS class and
enter WAAS class view.
waas class
class-name
By default, only predefined WAAS
classes exist.
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