思科C4900交換機(jī)是一款高性能、可靠的網(wǎng)絡(luò)設(shè)備，它具有許多先進(jìn)的特性和優(yōu)勢，適用于中小型企業(yè)和大型機(jī)構(gòu)的網(wǎng)絡(luò)部署。本文將對思科C4900交換機(jī)進(jìn)行全面解析，了解其特性與優(yōu)勢。

首先，思科C4900交換機(jī)具有卓越的性能。它采用了高速的交換引擎，能夠在毫秒級的時間內(nèi)進(jìn)行數(shù)據(jù)包的轉(zhuǎn)發(fā)和處理。其硬件設(shè)計和優(yōu)化算法使得它能夠以更高的吞吐量和更低的延遲進(jìn)行數(shù)據(jù)傳輸，提供、穩(wěn)定的網(wǎng)絡(luò)連接。

其次，思科C4900交換機(jī)支持多種類型的網(wǎng)絡(luò)連接。它提供多個千兆以太網(wǎng)接口和光纖接口，可以連接到各種設(shè)備和網(wǎng)絡(luò)結(jié)構(gòu)。無論是傳統(tǒng)的有線網(wǎng)絡(luò)還是現(xiàn)代的光纖網(wǎng)絡(luò)，思科C4900交換機(jī)都能夠提供穩(wěn)定的連接和高速的數(shù)據(jù)傳輸。
另外，思科C4900交換機(jī)具有靈活的配置選項。它提供豐富的管理接口和配置工具，可以根據(jù)用戶的需求進(jìn)行個性化的設(shè)置和調(diào)整。用戶可以通過Web界面、命令行界面或SNMP協(xié)議等多種方式進(jìn)行管理和監(jiān)控，輕松實現(xiàn)網(wǎng)絡(luò)的管理和優(yōu)化。
同時，思科C4900交換機(jī)還提供了豐富的安全功能。它支持VLAN劃分、訪問控制列表（ACL）、端口安全等多種安全機(jī)制，保護(hù)網(wǎng)絡(luò)免受未經(jīng)授權(quán)的訪問和攻擊。它還支持SSL加密和IPSec VPN等安全協(xié)議，提供安全的遠(yuǎn)程訪問和數(shù)據(jù)傳輸。
另一個優(yōu)勢是思科C4900交換機(jī)的高可靠性和可擴(kuò)展性。它采用了可靠的硬件設(shè)計和冗余配置，支持熱插拔和熱備份，能夠在硬件故障時自動切換至備份設(shè)備，確保網(wǎng)絡(luò)的連續(xù)性和穩(wěn)定性。另外，它還支持模塊化設(shè)計，用戶可以根據(jù)需求擴(kuò)展和升級交換機(jī)的功能和性能。

最后，思科C4900交換機(jī)還提供了完善的QoS（Quality of Service）功能。它支持流量分類和優(yōu)先級分配，可以根據(jù)業(yè)務(wù)需求優(yōu)化網(wǎng)絡(luò)傳輸?shù)男屎唾|(zhì)量。用戶可以根據(jù)應(yīng)用的不同，為不同的流量設(shè)置不同的優(yōu)先級和帶寬分配，保證關(guān)鍵業(yè)務(wù)的穩(wěn)定和優(yōu)先。

思科C4900交換機(jī)作為一款高性能、可靠的網(wǎng)絡(luò)設(shè)備，具有許多先進(jìn)的特性和優(yōu)勢。它能夠滿足中小型企業(yè)和大型機(jī)構(gòu)的網(wǎng)絡(luò)需求，提供穩(wěn)定、安全、高效的網(wǎng)絡(luò)環(huán)境。通過全面解析其特性與優(yōu)勢，我們可以更好地了解并選擇適合自己的網(wǎng)絡(luò)設(shè)備。

WS-C4948-10GE-S

Cisco Catalyst 4948-10GE, IP base Image (RIP, static routes,), one AC power supply, fan tray

WS-C4948-10GE-E

Cisco Catalyst 4948-10GE, Enterprise Services Image (OSPF, EIGRP, IS-IS, BGP, IPX, AppleTalk), one AC power supply, fan tray

WS-C4948-10GE

Cisco Catalyst 4948-10GE, optional software image, optional power supplies, fan tray

WS-C4948-10GEBDL

Cisco Catalyst 4948-10GE, 10 switch multi-pack bundle shipped in 1 box, volume service option

S49LB-12252SG(=)

Cisco IOS Software for Cisco Catalyst 4900 Series Switches (LAN base image)

S49LBK9-12252SG(=)

Cisco IOS Software for Cisco Catalyst 4900 Series Switches (LAN base image with Triple Data Encryption Standard [3DES])

S49IPB-12252SG(=)

Cisco IOS Software for Cisco Catalyst 4900 Series Switches (IP base image)

S49IPBK9-12252SG(=)

Cisco IOS Software for Cisco Catalyst 4900 Series Switches (IP base image with Triple Data Encryption Standard [3DES])

S49ES-12252SG(=)

Cisco IOS Software for Cisco Catalyst 4900 Series Switches (Enterprise Services image with BGP support)

S49ESK9-12252SG(=)

Cisco IOS Software for Cisco Catalyst 4900 Series Switches (Enterprise Services image with 3DES and BGP support)

WS-C4900-SW-LIC

Catalyst 4948 IP base Upgrade License for LAN base IOS

PWR-C49-300AC(=)

Cisco Catalyst 4900 300W AC power supply

PWR-C49-300AC/2

Cisco Catalyst 4900 300W AC power supply, redundant

PWR-C49-300DC(=)

Cisco Catalyst 4900 300W DC power supply

PWR-C49-300DC/2

Cisco Catalyst 4900 300W DC power supply, redundant

WS-X4991=

Cisco Catalyst 4900 fan tray (spare)

C4948-ACC-KIT=

Spare rack-mount and cable guide

C4948-BKT-KIT=

C4900 front- and rear-mount brackets

C4948-REAR-BKT(=)

C49xx high performance rear mount brackets

Power Cable Options

CAB-US515-C15-US

AC power cord, 110V North America

CAB-N5K6A-NA

AC power cord, 220V North America

CAB-AS3112-C15-AU

AC power cord (Australia)

CAB-CEE77-C15-EU

AC power cord (Europe)

CAB-C2316-C15-IT

AC power cord CD12 (Italy)

CAB-IR2073-C15-AR

AC power cord (Argentina)

CAB-BS546-C15-SA

AC power cord (South Africa)

CAB-BS1363-C15-UK

AC power cord (United Kingdom)

CAB-7KACSXX

AC power cord (Switzerland)

X2 Options

X2-10GB-LR

10GB long-reach (LR) module

X2-10GB-CX4

10GB CX4 module

X2-10GB-LX4

10GB LX4 module

X2-10GB-SR

10GB short-reach (SR) module

X2-10GB-ER

10GB extended-reach (ER) module

X2-10GB-ZR

10GB ZR module

DWDM-X2

10GB DWDM X2 module with DOM support

48x 10/100/1000(RJ45)+4x 10GbE(SFP+), no p/s

WS-C4948E

WS-C4948E-F

48x 10/100/1000(RJ45)+4x10GbE(SFP+), IP base IOS, AC p/s

WS-C4948E-S

WS-C4948E-F-S

48x 10/100/1000(RJ45)+4x10GbE(SFP+), Ent Ser IOS, AC p/s

WS-C4948E-E

WS-C4948E-F-E

Green Bundle 10x WS-C4948E

WS-C4948E-BDL

WS-C4948E-F-BDL

Cisco Catalyst 4928 10 Gigabit Ethernet Switch

WS-C4928-10GE

Cisco Catalyst 4900 series 300W AC power supply

PWR-C49-300AC(=)

Cisco Catalyst 4900 series 300W AC power supply, redundant

PWR-C49-300AC/2

Cisco Catalyst 4900 series 300W DC power supply

PWR-C49-300DC(=)

Cisco Catalyst 4900 series 300W DC power supply, redundant

PWR-C49-300DC/2

交換機(jī)回收 回收路由器 回收C4900

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