Planet Technology IPX-2000 - Manual (Page 107)

8.3 Case II: T -sit uration
ompany B headquarters
s and B-BR has 2 lines as shown in Figure 6-2
provisioning tasks include:
fice blic areas.
se private SIP trunks across Internet. IP PBX at B-HQ has a
static IP address, 64.1.0.1 and IP PBX at B-BR has a static IP address, 222.44.0.1.
․ Only staff phones can call out to PSTN with a prefix 9.
․ B-HQ staff phones call out starting with 90118621 will relay to B-BR through the SIP trunk and
hones call out starting with 9001408 will
nsferred to any extension.
wo e config
This case describes the typical settings of a two-site configuration; say C
B-HQ and its branch B-BR located in another country. Assume each site has a DSL connection for
Internet access. B-HQ has 4 PSTN subscriber line . The
․ Both sites have staff phones in cubes and of s and utility phones in pu
․ Each phone has one extension. A utility phones can call extensions within the site it is in only,
while the staff phones can call any extension in both sites without limitation. B-HQ has
extensions 1XX and B-BR has extensions 2XX.
․ Calls between B-HQ and B-BR u
then hop off to PSTN in B-BR. Similarly, B-BR staff p
relay to B-HQ for PSTN hop-off.
․ Incoming PSTN calls are answered by auto attendant and could be tra
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