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7 viewing l2cap channel connections, Viewing l2cap channel connections – Teledyne LeCroy Merlin Mobile - Users Manual User Manual

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117

Merlin Mobile User’s Manual

CATC

SW Version 2.0

Each message has the same basic message header but differs in its payload.

LMP and L2CAP Signalling messages have payloads of commands for
establishing LMP and L2CAP channels. L2CAP Data-Transfer messages
have a payload that may include RFCOMM, SDP, or TCS data. In order to
view higher protocol data, you will need to decode the messages (shown in
the next section). The decoded data will appear as new lines in the trace
called "Protocol Messages."

9.7 Viewing L2CAP Channel Connections

Once L2CAP messages have been decoded and displayed, you can check or
change their L2CAP channel connections by opening the L2CAP Decoding
Connections dialog box.

To view or change an L2CAP channel connection,

Step 1

Select from the menu bar
View>Decoding Assignments

LMP Signalling Message

L2CAP Signalling Message

L2CAP Data Transfer Message

Payload

Payload

Header

Payload

Header

Header