3com Switch 7700 4-Port 1000BASE-X Fabric Sub-Module 3C16874 Manual Do Utilizador

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3C16874
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Configuration
Example
The 3Com
®
Switch 7700 modular
LAN switch family delivers high-
performance, multilayer, Gigabit and
Fast Ethernet switching and routing
in a scalable, flexible, modular
chassis. Three chassis configu-
rations are offered:
• High-availability 8-slot redundant
chassis, with six payload slots, pri-
mary switch fabric, and optional
backup switch fabric.
• 7-slot, with six payload slots plus
switch fabric.
• 4-slot, with three payload slots,
switch fabric, and optional plug-in
submodule supporting four addi-
tional Gigabit ports. 
The resilient systems architecture
helps provide business network
continuity for data and voice
convergence applications—required
in demanding core and campus
environments.
The 3Com Switch 7700 is ideal for
campus and building-level switching
in the core, with support for up to 120
Gigabit ports and an architecture ready
for future 10-Gigabit module support.
The availability of high-density 10/100
ports for a Switch 7700 configuration
makes it appropriate for wiring closet
workgroup aggregation.
The Switch 7700R 8-Slot chassis is
designed for networking environments
demanding the highest level of
resiliency.  When configured with an
optional spare switch fabric, the
Switch 7700R boasts sub-one-second
switch fabric failover should there be
a primary fabric failure, helping
ensure continuous network
operation.
Fault-tolerant aggregation features 
in the Switch 7700 family include
Virtual Router Redundancy Protocol
(VRRP), Rapid Spanning Tree Protocol
(RSTP), Spanning Tree Protocol (STP),
Multiple Spanning Tree Protocol
*
(MSTP), and link aggregation for
virtually non-stop network
availability.  The architecture of the
Switch 7700 supports a passive
backplane and N+1 redundant power
supplies for seamless network
operation.
The Switch 7700 family supports IP
(RIP, OSPF) and IGMP PIM (DM and
SM) multicast routing for logical
network segmentation and traffic
control.  Advanced QoS features
provide differentiated network
services for traffic classification and
prioritization based on Diffserv Code
point, Type of Service (ToS), and
IEEE 802.1p Class of Service (CoS). 
Advanced Bandwidth management
allows different traffic flows to be
shaped using packet priority,
minimum and maximum bandwidth
thresholds, and individual flow
weightings. 
These features enable optimal
priority queuing of network data,
helping to ensure minimal congestion
for important traffic. Routing in
hardware of multicast traffic for voice
and video streaming enables minimal
latencies through the switch.
The network can be secured from
unauthorized access through 802.1X
RADIUS Network Login, Access
Control Lists and management
authentication. The chassis supports
most cabling requirements and offers
comprehensive management for
simple configuration and advanced
network monitoring and
troubleshooting.
The switch fabric of the 7700 4-Slot
chassis supports sub-modules for
additional gigabit (1000BASE-T or
1000BASE-X GBIC ports) connections.
This is particularly helpful when
Gigabit ports are required for an
uplink, and the payload slots contain
Fast Ethernet modules. 
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3Com
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1000
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Available in the 3Com Advanced Feature Software