參數(shù)資料
型號: PRSC192X
廠商: Applied Micro Circuits Corp.
英文描述: Switch Fabric
中文描述: 交換結(jié)構(gòu)
文件頁數(shù): 2/4頁
文件大?。?/td> 333K
代理商: PRSC192X
Product Overview
Product Brief
PRS 80G, PRS C48X, and PRS C192X
Switch Fabric
PB PRS / v0.6 / 2-10-2006
2
Empowering Intelligent Networks
PRS 80G Switch with PRS C48X and PRS C192X Fabric Interfaces
4 x OC-12
GE
GE
4 x GE
4 x OC-12
OC-48
Fibre
Channel
10G / OC-192
NP / TM
PRS C48X
PRS C192X
PRS C192X
NP / TM
(nP37xx)
NP / TM
(nP37xx)
NP / TM
(nP37xx)
NP / TM
(nP37xx)
NP / TM
Protection Switch
Active Switch
PRS 80G
(one or two per plane)
Line Card
Line Card
Line Card
CSIX / PL3
CSIX / PL3
CSIX
5 Gbps
20 Gbps
20 Gbps
Backplane
2x3.2 Gbps
8x3.2 Gbps
2x3.2 Gbps
8x3.2 Gbps
8x3.2 Gbps
8x3.2 Gbps
Serial Links at
3.2 Gbps (with
8b/10b coding)
Support of Real-Time Traffic (TDM)
The PRS 80G addresses the technical
challenges (latency, jitter) of merging
real-time traffic with other traffic types over a
single communication infrastructure:
Deterministic low latency, typically a few
microseconds transit delay in worst case
conditions (100% traffic load) for high
priority traffic.
Guaranteed precedence of time-sensitive
traffic (for example, TDM) over other traffic
types, using fully preemptive traffic priority.
Full Bandwidth Multicast
The PRS 80G addresses the growing needs
of audio and video distribution applications,
thanks to its powerful multicast and
broadcast mechanisms: cell replication at
sending, with cells being scheduled at
different times for different output ports.
Multiple QoS Options
The PRS 80G can be suited to the
application specific QoS requirements thanks
to multiple traffic scheduling options:
Strict traffic priority scheduling
Configurable credit table (weighted
round-robin) to guarantee bandwidth to
lower priority traffic
Credit Table with fully preemptive highest
traffic priority (exhaustive scheduling)
Switch Board Redundancy for
High Availability
The PRS 80G can be designed to operate in
redundant switch board configurations that
address the high-availability requirements of
five-nine applications. On the payload
boards, the PRS C48X and PRS C192X
Fabric Interface chips provide a redundant
path with the switch boards.
The PRS 80G supports three redundancy
modes: hot standby mode (with automatic
takeover of the traffic of the failing active
board), traffic load sharing between the two
switch boards (with automatic take over of
the traffic of the failing board), and
maintenance switchover between switch
boards (without any service interruption and
no cell loss).
Control Software
The control processor of the switch board
runs the AMCC Secondary Switch Controller
software (SSC), in charge of configuring,
monitoring, and controlling the switch board
operations. The SSC initializes the cell switch
device, performs diagnostics, monitors
device status, accumulates statistics, and in
a redundant switch configuration,
communicates with its peer to perform
system recovery in case of component
failure.
In addition, the AMCC Switch Integrated
Control Console (SWICC) tool, a PC software
application, enables access to any
addressable resources in the switch device to
initiate or monitor any operational or test
function (for example, traffic generation,
digital eye, sense and operate of any bit, loop
back, and so on). The SWICC can be used
locally, on the customer premises, or for
remote support.
相關(guān)PDF資料
PDF描述
PRSC48X Switch Fabric
PRSQ-80G Switch Fabric
PS-110 CONNECTOR HOUSING 1 WAY 0.110
PS-187 CONNECTOR HOUSING 1 WAY 0.187
PS-187-3V CONNECTOR HOUSING 3 WAY 0.187
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