Table 2-6: Supported 1Xx Sip Responses; Table 2-7: Supported 2Xx Sip Responses; Table 2-8: Supported 3Xx Sip Responses - AudioCodes MEDIAPACK VERSION 6.2 Release Notes

SIP Release Notes
2.1.2.5.1 1xx Response – Information Responses
1xx Response Supported
100 Trying
180 Ringing
181 Call is
Being
Forwarded
182 Queued
183 Session
Progress
2.1.2.5.2 2xx Response – Successful Responses
2xx Response
200 OK
202 Accepted
2.1.2.5.3 3xx Response – Redirection Responses
3xx Response
300 Multiple
Choice
301 Moved
Permanently
302 Moved
Temporarily
305 Use Proxy
380 Alternate
Service
Version 6.2

Table 2-6: Supported 1xx SIP Responses

Yes The device generates this response upon receiving a Proceeding
message from ISDN or immediately after placing a call for CAS
signaling.
Yes The device generates this response for an incoming INVITE
message. Upon receiving this response, the device waits for a
200 OK response.
Yes The device doesn't generate these responses. However, the
device does receive them. The device processes these
responses the same way that it processes the 100 Trying
response.
Yes The device generates this response in Call Waiting service.
When the SIP device receives a 182 response, it plays a special
waiting Ringback tone to the telephone side.
Yes The device generates this response if the Early Media feature is
enabled and if the device plays a Ringback tone to IP

Table 2-7: Supported 2xx SIP Responses

Supported
Yes
Yes

Table 2-8: Supported 3xx SIP Responses

Supported
Yes The device responds with an ACK, and then resends the
request to the first new address in the contact list.
Yes The device responds with an ACK, and then resends the
request to the new address.
Yes The device generates this response when call forward is
used to redirect the call to another destination. If such a
response is received, the calling device initiates an INVITE
message to the new destination.
Yes The device responds with an ACK, and then resends the
request to a new address.
Yes The device responds with an ACK, and then resends the
request to a new address.
Comments
Comments
123
2. Supported Features
Comments
-
-
December 2010