Nortel 425-24T, Configuration Manual, Page: 86 / 488

86 Chapter 1 About Ethernet Switches 325 and 425
320985-A Rev 01
Figure 13 Ethernet Switch 425 used as a segment switch
High-density switched workgroup application
Figure 14 shows an example of using an Ethernet Switch 425 with a high-speed
(gigabit) connection to a Nortel Ethernet Routing Switch 8600. Ethernet Switch
425 and Ethernet Switch 325 are also shown in this example of a high-density
switched workgroup.
Server
Up to
88 users
To
Network
Center
Key
10 Mb/s
100 Mb/s
1000 Mb/s
10BASE-T hubs
Before
After
Up to 20
users
Up to 23
users
To
Network
Center
11113EA
Up to 23
users
Up to 23
users
- 88 users share 10 Mb/s (10/88 Mb/s per user)
- Server bottleneck (10 Mb/s bandwidth)
- Network center bottleneck (10 Mb/s bandwidth)
-Total of 88 users - Three sets of 23 users; each set shares 10 Mb/s
(10/23 Mb/s per user)
- Addition of 21 users; each with dedicated
100 Mb/s bandwidth
- Server with dedicated 100 Mb/s bandwidth
- Network center with dedicated 1 Gb/s full-duplex bandwidth
- Total of 89 users
Ethernet Switch
425-24T
Server