DAG2000 Series FXS Voice Gateway User Manual
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Dinstar Technologies Co., Ltd.
Figure 4.5-4 ARP Parameters
4.6 SIP Server
SIP server introduction:
1）SIP server is the main component of VoIP network and responsible for establishing
all the SIP phone calls. SIP server also called SIP proxy server or regist ered server.
IPPBX and the soft-switch can act as SIP server role.
2）Usually, SIP server does not participate in the media process.
In SIP network, the media always using end-to-end to hand the consultation. In some
particular situation or business processing, such as “Music On Old”, SIP server will
actively participate in the media negotiation. Simple SIP server is responsible only for
establishment, maintenance and cleaning conversation, don't interfere in call. While
relatively complex SIP server also called SIP PBX. It not only provides the basic call,
and basic conversational support, also offer plenty of business, such as: Presence,
Find-me, Music On Hold.
3）SIP server based on Linux platform, such as: OpenSER、sipXecx，VoS，Mera etc.
4）SIP server based on windows platform, such as :miniSipServer、Brekeke，VoIPswitch etc.
5）Carrier grade soft-switch platform, such as Cisco, Huawei, Zteetc.
SIP server configuration interface as follows:
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