How to Recognize the Different Cisco 3750 Switch Code?

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For the Cisco 3750 purchasers, they will find that the different part number has the different code. What does the exact Code stand for? You will be dazzled by the amount of different product numbers and will be frustrated with the product code. For example, WS-C3750X-48P-L, WS-C3750X-48P-S, WS-C3750X-24T-L, WS-C3750X-24T-S, WS-C3750X-12S-E, WS-C3750G-24PS-S, the Code like the WS, X/G/E, 24/48/12, T/P/S/PS, -L/-S/-E, you may be not very clear about that.

So in the following part, we will illustrate the each code of Cisco 3750 switches, which make you know the detailed function of each model well and help you choose the right one to set your network.

Cisco3750 Code

The product code for a Cisco 3750 switch is build up like this: WS-C3750a-xxbc-dee

WS stands for Switch
C stands for Catalyst series
3750 stands for the 3750 product line

a>> blank, G, E
blank=classic 3750 switch, 6.5 or 13.1 mpps forwarding rate
G=all ports are gigabit, 35 or 38 mpps forwarding rate
E=enterprise line, 65.5 or 101.2 mpps forwarding rate

xx>>12, 16, 24, 48
12=12 Ethernet ports
16=16 Ethernet ports
24=24 Ethernet ports
48=48 Ethernet ports

b>>T, P, F, D, W
T=Ethernet ports
P=Power over Ethernet

F=100BASE-FX fiber
D=10 Gigabit Ethernet XENPAK port

S= 2 or 4 Small Form-Factor Pluggable (SFP) uplinks

d>>E, S
S= Standard IP Base image (IPB)
E= Enhanced IP Services (IPS)

ee>> 1U, D, 25, 50
1U= 1U Rack Height
D= DC Power Supply
25= 25 Access points for wireless supported
50= 50 Access points for wireless supported

The Cisco 3750 product line consists of non-blocking switches which support Jumbo frames, flow control and are easy to build up and expand a pay as you grow infrastructure. By using the Cisco StackWise technology you create a single stack which operates as 1 single big virtual switch, is easy to manage through 1 IP address and can grow and shrink per unit. For power efficiency you can make use of the Cisco EnergyWise Technology. Availability can be obtained by evenly distributing the connections over the several switches in the same stack so when building a switch stack that should be high available use minimal 2 units.


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