Catalyst 4000 GE Module Server Switching 18-Ports GBIC

10GBASE-LR X2 Module

Catalyst 4500 Enhanced 48-Port 10/100/1000 Base-T RJ-45

Catalyst 4500 Gigabit Ethernet Module 48-Ports 1000X SFP

GE SFP LC connector SX transceiver

Catalyst 4000 FE Uplink module 4-port 100FX MMFMTRJ

Catalyst 4000 DC Power Entry Module

Catalyst 4500 FE Module 48-Port BX-D LC 1550

Catalyst 4000 FE Switching Module 48-100FX MMFMTRJ

Catalyst 4000 10/100 Module 48-Ports Telco 4xRJ21

Catalyst 4500 10/100 PoE 802.3af 24-ports RJ45

Catalyst 4000 10/100 Module 32-portsRJ45+Modular uplinks

Catalyst 4500 Gigabit Ethernet Module 2-Ports GBIC

Catalyst 4000 24-port 10/100/1000 Module RJ45

Catalyst 4500 6-Port 10/100/1000 PoE or SFP Optional

Catalyst 4500 Access Gateway Module AGM