Enabling L2Tp Reassembly On Lac - Cisco ASR 9000 Series Configuration Manual

Provisioning PPP LAC Session
• The fragmented L2TP packets must be delivered to the same line card. In other words, the intervening

Enabling L2TP Reassembly on LAC

Perform this task to enable L2TP reassembly on L2TP Access Concentrator (LAC):
SUMMARY STEPS
1. configure
2. vpdn
3. l2tp reassembly
4. Use the commit or end command.
DETAILED STEPS
Command or Action
Step 1
configure
Example:
RP/0/RSP0/CPU0:router# configure
Step 2
vpdn
Example:
RP/0/RSP0/CPU0:router(config)# vpdn
Step 3 l2tp reassembly
Example:
RP/0/RSP0/CPU0:router(config-vpdn)# l2tp
reassembly
Step 4 Use the commit or end command.
Cisco ASR 9000 Series Aggregation Services Router Broadband Network Gateway Configuration Guide,
Release 4.3.x
102
network must not use per packet load balancing schemes that make the fragments arrive on different
line cards. On the other hand, the reassembly of non-L2TP packets is not affected even when the packets
arrive on different line cards
Purpose
Enters global configuration mode.
Enters the VPDN configuration mode.
Enables L2TP reassembly on LAC.
commit—Saves the configuration changes and remains within the
configuration session.
end—Prompts user to take one of these actions:
• Yes— Saves configuration changes and exits the configuration
session.
• No—Exits the configuration session without committing the
configuration changes.
• Cancel—Remains in the configuration mode, without
committing the configuration changes.
Establishing Subscriber Sessions
OL-28375-03