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Chapter 8: Basic Configuration Examples
Discovery
State
Sulking
State
Discovery
State
State
If the Join Response indicates "success", the client
clears its WaitJoin timer and enters the Run state.
Note: If the WaitJoin timer expires before the client
receives a successful Join Response, the client
terminates the DTLS connection and returns to the
Discover state.
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CAPWAP Client
(SmartPath AP)
The CAPWAP client (SmartPath AP) pings the CAPWAP server (SmartPath
The CAPWAP client (HiveAP) pings the CAPWAP server (HiveManager)
Run
EMS), but receives no responses within the neighbor-dead-interval.
but receives no responses within the neighbor-dead-interval.
State
Idle
When the client determines its neighbor is dead, it transitions
State
from the Run state to the Idle state.
The client transitions to the Discovery state and begins sending
Discovery Request messages (broadcast or unicast).
If the client continues to send Discovery Request messages until it
reaches the max-discovery-interval and max-discovery-count but
receives no Discovery Responses, the client then enters the Sulking
state and remains in this state until the silent-interval elapses.
The CAPWAP client returns to the Discovery state and sends
Discovery Request messages.
The CAPWAP server receives the Discovery Request message
and responds with a Discovery Response.
The CAPWAP client and server perform a Datagram Transport Layer
The CAPWAP client and server perform a DTLS (Datagram Transport
Security (DTLS) handshake to establish a secure DTLS connection.
Layer Security) handshake to establish a secure DTLS connection.
Join
The client sends a Join Request.
The server sends a Join Response.
Figure 8-5. CAPWAP Connection process—beginning from the run state.
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CAPWAP Server
(SmartPath EMS)
. . .
. . .
If the Join Response indicates "failure",
the CAPWAP server enters a Reset
state and terminates the DTLS session.
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