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S Y S T E M M A I N T E N A N C E A N D S O F T W A R E U P D A T E
C H A P T E R 7
129
ECOTEL 3G 16.1. Revised: 1 March 2011.
Following this trace output, either a detailed description of the message and its corresponding message type, in-
cluding negotiating information, or trace output elements that are explained later appear. The most important mes-
sage types that contain further information elements are as follows:
<tt>
H.245 transport type.
<cr>
Internal call reference.
... TerminalCapabilitySet peer=<comp> cfg=<comp>
... TerminalCapabilitySet <comp>
Table 7.38 Codec Used
Trace Output Description
<comp>
List of compression codecs offered (see Table 7.20), the list of the peer's codecs appears
behind peer, and
cfg
shows which codecs are defined in the VoIP profile
... OpenLogicalChannel cn=<cn> cpr=<comp> sessid=<sid> ctrl=<ip address>:<rtcp port>
... OpenLogicalChannelAck cn=<cn> sessid=<sid> media=<ip address>:<rtp port>
Table 7.39 Logical Channel Parameters
Trace Output Description
<cn>
H.245 channel number per H.225 connection.
<sid>
Session ID.
<comp>
Codec used (see Table 7.20).
<ip address>
Protocol peer IP address.
<rtcp port>
Port used for the protocol RTCP.
<rtp port>
Port used for the protocol RTP.
Table 7.37 H.245 Messages (continued)
Trace Output Description