TELES VoIP Box BRI Series, Reference Manual

Page: 156 / 226

7 System maintenance and soft-
ware update
VoIPBox DSL / VoIPBox BRI – version 21.0.009 Page 156
Particularly in the case of VoIP connections (protocols H.323
and SIP), the trace output is quite extensive and abbreviations
make it difficult to keep track of the results. The following list
contains a description of H.323 output.
Output for the signaling protocol SIP is transmitted in ASCII
and translated for better legibility. Since they are displayed
unabridged, no description is necessary. Information and in-
ternal output traces correspond with the H.323 output and
are described in the following tables. For ENUM, please refer
to Chapter 7.4.3.6
→
.
In general, the following rules apply for this trace output:
The information is thoroughly analyzed where it is received
(all rcv messages).
7.4.3.1 Interface IP network
Establish H.323 session
Usually there is trace output that displays a new H.323 ses-
sion. The direction is crucial (whether the call is going into or
coming out of the IP network).
Table 7.6 H.323 output
Packet Description
h225
H.225-protocol messages.
h245
H.245-protocol messages.
pstn
Messages of the internal protocol interface that provides the interface to
the mobile, PRI and BRI interfaces.
rcv
Coming from the IP network or the internal protocol interface; appears
with
<dir>
in the trace lines.
snd
Sending to the IP network or the internal protocol interface; appears with
<dir>
in the trace lines.