Avaya S8700 Overview Manual page 17

Figure 6: High-reliability when sending voice bearer over IP
7
1
Figure notes
Number Description of Connection
1 & 2 S8700 Media Server pair. One in a active mode and the other on standby.
3 Duplication Links: The Ethernet connection default Ethernet 2 and the fiber link
4 A dedicated Ethernet connection to a laptop. This connection is active only during on-site
administration or maintenance and the services interface can link to the standby server through a telnet
session.
5 Connection from the servers to the Ethernet switch.
6 Ethernet Switch – A device that provides port multiplication on a LAN by creating more than one
network segment. In an IP-Connect environment, the Ethernet switch should support 802.1 ip/Q, VLAN
and 10-/100-Mbps.
7 Two UPS units
8 Port Network – An optional configuration of Media Gateways that provides increased port capacity.
9 IPSI – A circuit pack that transports control messages over IP. This IPSI circuit pack is used so the
S8700 Media Server can communicate with the PNs.
10 Customer LAN
11 Control Lan Interface (C-LAN) - A circuit pack that provides call control for every IP endpoint that is
connected to the media server using an Avaya media gateway.
Overview for S8700 Media Server
November 2003
4
1
5
6
1
1
13
IPSI IPSI
B
9 11 9
100bT BBI
LINK LINK
TRMT TRMT
RCV RCV
8 8
PN 1
IPSI IPSI
A
9 11 9
100bT BBI
LINK LINK
TRMT TRMT
RCV RCV
8 8
PN 1
1 2
3
2
5
6
12 1 12
CONSOLE 2 CONSOLE
24 13 24
10
IPSI
B
11 9
100bT BBI
LINK LINK
TRMT TRMT
RCV RCV
8
PN 2
IPSI
A
11 9
100bT BBI
LINK LINK
TRMT TRMT
RCV RCV
8
PN 2
Overview
Reliability
4
7
2
B
11
100bT BBI
LINK LINK
TRMT TRMT
RCV RCV
PN
A
11
100bT BBI
LINK LINK
TRMT TRMT
RCV RCV
PN
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