Version 6.6
185
MP-11x & MP-124
User's Manual
17. SIP Definitions
To register or un-register the device to a Proxy/Registrar:
Click the
Register
button to register.
Click
Un-Register
button to un-register.
Instead of registering the entire device, you can register specific entities as listed below by
using the
Register
button located on the page in which these entities are configured:
FXS/FXO endpoints - Endpoint Phone Number Table page (see Configuring Endpoint
Phone Numbers on page
203
)
Accounts - Account table (see 'Configuring Account Table' on page
181
)
Click the
Proxy Set Table
button to Open the Proxy Sets Table page to configure
groups of proxy addresses. Alternatively, you can open this page from the
Proxy Sets
Table
page item (see 'Configuring Proxy Sets Table' on page
176
for a description of this
page).
17.3.1 SIP Message Authentication Example
The device supports basic and digest (MD5) authentication types, according to SIP RFC
3261 standard. A proxy server might require authentication before forwarding an INVITE
message. A Registrar/Proxy server may also require authentication for client registration. A
proxy replies to an unauthenticated INVITE with a 407 Proxy Authorization Required
response, containing a Proxy-Authenticate header with the form of the challenge. After
sending an ACK for the 407, the user agent can then re-send the INVITE with a Proxy-
Authorization header containing the credentials.
User agents, Redirect or Registrar servers typically use the SIP 401 Unauthorized
response to challenge authentication containing a WWW-Authenticate header, and expect
the re-INVITE to contain an Authorization header.
The following example shows the Digest Authentication procedure, including computation
of user agent credentials:
1.
The REGISTER request is sent to a Registrar/Proxy server for registration:
REGISTER sip:10.2.2.222 SIP/2.0
Via: SIP/2.0/UDP 10.1.1.200
From: <sip: 122@10.1.1.200>;tag=1c17940
To: <sip: 122@10.1.1.200>
Call-ID: 634293194@10.1.1.200
User-Agent: Sip-Gateway/MediaPack/v.6.60.010.006
CSeq: 1 REGISTER
Contact: sip:122@10.1.1.200:
Expires:3600
2.
Upon receipt of this request, the Registrar/Proxy returns a 401 Unauthorized
response:
SIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP 10.2.1.200
From: <sip:122@10.2.2.222 >;tag=1c17940
To: <sip:122@10.2.2.222 >
Call-ID: 634293194@10.1.1.200
Cseq: 1 REGISTER
Date: Mon, 30 Jul 2012 15:33:54 GMT
Server: Columbia-SIP-Server/1.17
Content-Length: 0
WWW-Authenticate: Digest realm="audiocodes.com",
nonce="11432d6bce58ddf02e3b5e1c77c010d2",
stale=FALSE,
algorithm=MD5
3.
According to the sub-header present in the WWW-Authenticate header, the correct
Summary of Contents for MediaPack MP-112
Page 2: ......
Page 14: ...User s Manual 14 Document LTRT 65417 MP 11x MP 124 Reader s Notes ...
Page 21: ...Part I Getting Started with Initial Connectivity ...
Page 22: ......
Page 30: ...User s Manual 30 Document LTRT 65417 MP 11x MP 124 Reader s Notes ...
Page 31: ...Part II Management Tools ...
Page 32: ......
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Page 84: ...User s Manual 84 Document LTRT 65417 MP 11x MP 124 Reader s Notes ...
Page 86: ...User s Manual 86 Document LTRT 65417 MP 11x MP 124 Reader s Notes ...
Page 91: ...Part III General System Settings ...
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Page 103: ...Part IV General VoIP Configuration ...
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Page 172: ...User s Manual 172 Document LTRT 65417 MP 11x MP 124 Reader s Notes ...
Page 199: ...Part V Gateway Application ...
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Page 287: ...Part VI Stand Alone Survivability Application ...
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Page 319: ...Part VII Maintenance ...
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Page 347: ...Part VIII Status Performance Monitoring and Reporting ...
Page 348: ......
Page 377: ...Part IX Diagnostics ...
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Page 403: ...Part X Appendix ...
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