Lsu packet, Lsack packet – H3C Technologies H3C SecPath F1000-E User Manual
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Figure 11 LSR packet format
Major fields:
•
LS type: Type number of the LSA to be requested. Type 1 for example indicates the Router LSA.
•
Link State ID: Determined by LSA type.
•
Advertising Router: ID of the router that sent the LSA.
LSU packet
LSU (Link State Update) packets are used to send the requested LSAs to peers, and each packet carries
a collection of LSAs. The LSU packet format is shown below.
Figure 12 LSU packet format
...
LSAck packet
LSAck (Link State Acknowledgment) packets are used to acknowledge received LSU packets, contents
including LSA headers to describe the corresponding LSAs. Multiple LSAs can be acknowledged in a
single Link State Acknowledgment packet. The following figure gives its format.
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