5-31
Cisco TelePresence System Release 1.6 Administration Guide
OL-13676-05
Chapter 5 Troubleshooting the CTS 1000
Managing Log Files
Step 1
Double-click on a SIP message from the list to open the SIP Message Details dialog box. The SIP
Message Details dialog box opens containing the message details and
Related SIP Messages
.
Or
Step 2
Highlight the SIP message and click the Details button. The SIP Message Details dialog box opens
containing the message details and
Related SIP Messages
.
Related SIP Messages
The bottom portion of the SIP Message Details window lists SIP messages that are related to the SIP
message that was selected at the top of the window.
To view related SIP message details, follow these steps:
Step 1
Double-click a message in the
Related SIP Messages
window to see details for that message.
SIP
Requests and Methods
and
SIP Response Categories
are explained below.
Step 2
Click Close to dismiss this window.
Use the information in the following sections to initiate SIP requests and responses:
•
SIP Requests and Methods, page 5-31
•
SIP Response Categories, page 5-32
SIP Requests and Methods
Table 5-9
summarizes the SIP requests and methods supported by the Cisco TelePresence System
Administration software. The first column lists the RFC that describes the SIP request messages or
method.
Table 5-9
Supported SIP Requests and Methods
RFC
Request/Method
Description
3261
ACK
Confirms that the client has received a final response to an INVITE request.
3261
BYE
Terminates a call. Can be sent by either the caller or the called party.
3261
CANCEL
Cancels any pending searches but does not terminate any call currently in progress.
2976
INFO
Allows session-related control information generated during a session to be carried along
the SIP signaling path.
3261
INVITE
Indicates that a user or service is being invited to participate in a call session.
3265
NOTIFY
Immediately upon successful accepting or refreshing of a subscription, a NOTIFY message
is sent to communicate the current resource state to the subscriber. This NOTIFY message
is sent in the same dialog as that created by the SUBSCRIBE message.
3261
OPTIONS
Queries the capabilities of servers.
3262
PRACK
Provides reliability for 1xx type messages. See
Table 5-9
.
3515
REFER
Provides a mechanism allowing the party sending the REFER message to be notified of the
outcome of the referenced request.