Nortel ERS 4548GT 48 PORT 10/100/1000BASE-TX 4 x SFP 规格指南

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The Nortel Ethernet Routing Switch
4500 product family is a stackable system
that provides the high-performance,
convergence-ready, secure and resilient
Ethernet switching connectivity required
by today’s application- and competition-
driven enterprise networks. The Ethernet
Routing Switch (ERS) 4500 delivers
10/100 and 10/100/1000 switching with
Power over Ethernet and 10 Gigabit
uplink models for simplified and flexible
network deployments, driving lower
Total Cost of Ownership.
The Ethernet Routing Switch 4500 
is available in ten models, as detailed
below. All models include built-in
HiStack stacking ports that can deliver 
up to 320 Gbps stacking performance,
plus redundant power support.
Technical specifications
• 100FX ports: 24 MTRJ ports per switch
• 10/100 Ethernet ports: 24/48 per switch
• 10/100/1000 Ethernet ports: 24/48 per switch
• SFP Gigabit ports: 2-4 per switch
• SFP support: SX, LX, XD, ZX, CWDM,
100FX*, T1*
• Resilient Stacking: up to 8 units /400 ports 
per stack
• Stacking ports: 2 built-in HiStack ports 
per switch
• Total stacking capacity: 320 Gbps
• Total packet throughput: 6.6 – 138 Mpps
• Individual switch capacity: 48.8 – 184 Gbps
• Concurrent VLANs: 256
• Maximum MAC addresses: 8,000
Standards compliance
• IEEE 802.3 10BASE-T Ethernet 
• IEEE 802.3u 100BASE-TX Fast Ethernet
• IEEE ANSI 802.3 Auto-negotiation
• IEEE 802.3z Gigabit Ethernet
• IEEE 802.3x Flow Control
• IEEE 802.1Q VLANs
• IEEE 802.1p Priority Queues
• IEEE 802.1D Spanning Tree 
• IEEE 802.1w Rapid Spanning Tree
• IEEE 802.1s Multiple Spanning Tree Groups
• IEEE 802.3AB Link Layer Discovery Protocol 
Hot Sheet
Nortel Ethernet Routing Switch 4500 
* The 100FX and T1 SFPs are supported on ERS 4526FX, 4526T, 4526T-PWR, 4550T, 4550T-PWR,
and 4524GT.
Ordering information
Order Code
Description
AL4500?01-E6
ERS 4526FX with 24 100BaseFX ports plus 2 combo 10/100/1000/SFP ports
AL4500?03-E6
ERS 4526T with 24 10/100 BaseTX ports plus 2 combo 10/100/1000/SFP ports
AL4500?13-E6
ERS 4526T-PWR with 24 10/100 802.3af PoE ports plus 2 combo 10/100/1000/SFP ports
AL4500?02-E6
ERS 4550T with 48 10/100 BaseTX ports plus 2 combo 10/100/1000/SFP ports
AL4500?12-E6
ERS 4550T-PWR with 48 10/100 802.3af PoE ports plus 2 combo 10/100/1000/SFP ports
AL4500?05-E6
ERS 4524GT with 24 10/100/1000 BaseTX ports and 4 shared SFP ports
AL4500?06-E6
ERS 4526GTX with 24 10/100/1000 BaseTX ports and 4 shared SFP ports, plus 2 10GE
XFP slots
AL4500?16-E6
ERS 4526GTX-PWR with 24 10/100/1000 802.3af PoE ports and 4 shared SFP ports, plus 
2 10GE XFP slots
AL4500?04-E6
ERS 4548GT with 48 10/100/1000 BaseTX ports and 4 shared SFP ports
AL4500?14-E6
ERS 4548GT-PWR with 48 10/100/1000 802.3af PoE ports and 4 shared SFP ports
Each unit includes base software license kit and 46cm stack cable.
? Signifies the power cord requirement. SFPs, RPS and spare stacking cables sold separately.
Nortel Ethernet Routing
Switch 4500 highlights
• Simplified converged deploy-
ments through PoE, Advanced
QoS and IP Handset port
auto-configuration 
• High-density desktop connec-
tivity supporting up to 400 
user ports 
• Resilience through fail-safe
stacking, distributed trunking
and power redundancy 
• Flexible mix-and-match
stacking capabilities to best
meet customers requirements
Ethernet Routing Switch 4500 Series