A Pedido de 20 a 30 dias Overview (WS-C3750X-12S-S) WS-C3750X-12S-S Cisco Catalyst 3750-X Series Switch Stackable 12 GE SFP ports Four optional uplink network modules with GE or 10GE ports Dual redundant, modular power supplies and fans Media Access Control Security (MACsec) hardware-based encryption Flexible NetFlow and switch-to-switch hardware encryption with the Service Module uplink USB Type-A and Type-B ports for storage and console respectively and an out-of-band Ethernet management port StackWise Plus Cisco StackPowerTM technology: An innovative feature and industry first for sharing power among stack members Cisco StackWise Plus technology for ease of use and resiliency with 64 Gbps of throughput Investment protection with backward compatibility with all other models of Cisco Catalyst 3750 Series Switches Figure 1 Cisco Catalyst 3750-X Series Switches support 4 optional network modules for uplink ports (Figure 1); The default switch configuration doesn't include the uplink module; When purchasing switch, customers have flexibility to choose any group of network modules described below: Product Number Product Description C3KX-NM-1G Four GbE port network module C3KX-NM-10G Two 10GbE SFP+ ports network module with four physical ports with two SFP+ and two regular SFP ports C3KX-NM-10GT Two 10GB-T ports network module C3KX-SM-10G Service Module with two 10GbE SFP+ ports network module for Netflow and MACsec encryption Figure 2 Dual Redundant Modular Power Supplies Cisco Catalyst 3750-X Series and 3560-X Series Switches support dual redundant power supplies (Figure 2); One power supply is shipped with the switch by default; Other power supply/suppliers can be purchased when ordering the switch or next time according to your needs. If only one power supply is installed, it should always be in the power supply bay 1. Table below shows the different power supplies available in these switches and available PoE power. Power Supply Models Models Default Power Supply Available PoE Power 24 Port Data Switch C3KX-PWR-350WAC - 48 Port Data Switch 24 Port PoE Switch C3KX-PWR-715WAC 435W 48 Port PoE Switch 48 Port Full PoE Switch C3KX-PWR-1100WAC 800W 24 Port UPOE Switch C3KX-PWR-1100WAC 800W 48 Port UPOE Switch Cisco Catalyst 3750-X Series Switch WS-C3750X-12S-S is an enterprise-class lines of stackable and standalone switches, respectively. Catalyst 3750-X switches provide high availability, scalability, security, energy efficiency, and ease of operation with innovative features such as Cisco StackPower, IEEE 802.3at Power over Ethernet Plus (PoE+) configurations, optional network modules, redundant power supplies, and Media Access Control Security (MACsec) features. Cisco Catalyst 3750-X Series with StackWise Plus technology provides scalability, ease of management and investment protection for the evolving business needs. The Cisco Catalyst 3750-X switches enhance productivity by enabling applications such as IP telephony, wireless, and video for borderless network experience. Specification (WS-C3750X-12S-S) WS-C3750X-12S-S Data Sheet Manufacturer: Cisco Product ID: WS-C3750X-12S-S Product Description: Catalyst 3750X 12 Port GE SFP IP Base Product Type: Layer 3 Switch Interfaces/Ports Token Ring Port: No LRE Port: No Stack Port: Yes I/O Expansions Number of Total Expansion Slots: 13 Expansion Slot Type: SFP Number of SFP Slots: 12 Network & Communication Layer Supported: 3 Management & Protocols Manageable: Yes Management: QoS VLAN Embedded Event Manager Command-line interface SNMPv1, v2c, v3 DHCP Telnet RMON Syslog CiscoWorks LAN Management Solution Cisco Network Assistant Memory Standard Memory: 256 MB Memory Technology: DRAM Flash Memory: 128 MB Power Description PoE Port: No Input Voltage: 110 V AC 220 V AC Power Source: Power Supply Redundant Power Supply: Yes Physical Characteristics Compatible Rack Unit: 1U Form Factor: Rack-mountable 100% Quality Assurance: All items are ORIGINAL and GENUINE only. Item conditions are "New Sealed" or "Used / Refurbished". Used & refurbished items are fully tested with good conditions by Cisco-certified Engineers. Free CCIE Technical Support: You can contact our customer service team to exchange or return any product that you bought from us. 100% Money Back Guarantee: Our FREE Cisco CCIE Expert Consultancy Support is over the phone, by chat, by email or by login remotely. Flexible Secure Payment & Shipment: Verified authorization: Mcafee Secure, VeriSign Secured Return Material Authorization (RMA) Process Standard Hardware Warranty Policy: Original new sealed Cisco product: 1 Year Used Cisco product: 3 Month The Support Contacts: If your Cisco products failed, you must contact your sales representative to verify product failure. If the problem still can't correct by remote support methods i.e. email or phone support, the RMA procedure will issue.