Re: [Sip-implementors] authentication-info header

2016-02-16 Thread Paul Kyzivat
On 2/16/16 11:19 AM, Jing Jiang wrote: Recently, we saw a case that a server (Asterisk) sent our client an authentication-info header in its "bye" message, but our SIP device is just a client and never challenges the server. Our client doesn't expect this header so the "bye" request was decline

[Sip-implementors] authentication-info header

2016-02-16 Thread Jing Jiang
Recently, we saw a case that a server (Asterisk) sent our client an authentication-info header in its "bye" message, but our SIP device is just a client and never challenges the server. Our client doesn't expect this header so the "bye" request was declined. What is the right behavior for the cl

Re: [Sip-implementors] UAS/Proxy behavior when the branch ID is same and the SIP method is different

2016-02-16 Thread Dale R. Worley
Prashanti Das writes: > Can someone help me with any RFC reference on how a server or a call > statefull Proxy should handle a SIP BYE which is using a wrong (duplicate) > branch parameter ? The receiver is allowed a great deal of latitude because the request is profoundly invalid. E.g., since t

[Sip-implementors] UAS/Proxy behavior when the branch ID is same and the SIP method is different

2016-02-16 Thread Prashanti Das
Hi, Can someone help me with any RFC reference on how a server or a call statefull Proxy should handle a SIP BYE which is using a wrong (duplicate) branch parameter ? Scenario: 1. A call is going on between two UAs through a call stateful proxy: UAC A > Proxy P1 -> UAS B 2. UAC

Re: [Sip-implementors] Default Value

2016-02-16 Thread Brett Tate
> If P-Early Media Header is missing , what should be the > default value of the media stream to be taken? RFC 5009 section 8 indicates the following: "When receiving a message directed toward the UAC without the P- Early-Media header field and no previous early media authorization request has be