Cooling Fans; Features - Nortel BayStack 450-24T Using Manual

Cooling Fans

The variable-speed cooling fans (not shown) are located on one side of the
BayStack 450 switch to provide cooling for the internal components. When you
install the switch, be sure to allow enough space on both sides of the switch for
adequate air flow.

Features

BayStack 450 switches provide wire-speed switching that allows
high-performance, low-cost connections to full-duplex and half-duplex
10/100/1000 Mb/s Ethernet local area networks (LANs).
BayStack 450 switches offer the following features:
•
•
•
•
•
•
•
•
•
•
•
•
309978-D Rev 01
High-speed forwarding rate: Up to 3 million packets per second (peak)
Store-and-forward switch: Full-performance forwarding at full line speed,
using a 2.56 Gigabit/second switch fabric
Learning rate: 3 million addresses per second (peak)
Address database size: 16,000 entries at line rate (32,000 entries without
flooding)
Fail-safe stacking: Provides uninterrupted connectivity for up to eight units,
with up to 224 ports stacked together as one managed unit (requires one
optional BayStack 400-ST1 Cascade Module kit per stacked unit. See your
Nortel Networks sales representative for ordering information).
Spanning Tree Protocol (STP): Complies with IEEE 802.1D standard. STP
can be disabled on the entire switch or stack, or on a per-port basis.
SNMP agent support
High-speed Uplink/Expansion Module slot: Allows you to attach optional
media dependent adapters (MDAs) that support a range of media types.
Rate limiting: Adjustable broadcast or IP multicast packet-rate limits for
control of broadcast and IP multicast storms.
Console/Comm port: Allows you to configure and manage the switch locally
or remotely.
IGMP snooping
IEEE 802.1p prioritizing
BayStack 450 10/100/1000 Series Switches
1-13