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問:西門子plc如 s7200 s7300  s7400 還有新出的s71200。請問各位高手在實際應(yīng)用中選擇這些plc的主要標準是什么?


答:      在PLC系統(tǒng)設(shè)計時,首先應(yīng)確定控制方案,下一步工作就是PLC工程設(shè)計選型。工藝流程的特點和應(yīng)用要求是設(shè)計選型的主要依據(jù)。PLC及有關(guān)設(shè)備應(yīng)是集成的、標準的,按照易于與工業(yè)控制系統(tǒng)形成一個整體,易于擴充其功能的原則選型所選用PLC應(yīng)是在相關(guān)工業(yè)領(lǐng)域有投運業(yè)績、成熟可靠的系統(tǒng),PLC的系統(tǒng)硬件、軟件配置及功能應(yīng)與裝置規(guī)模和控制要求相適應(yīng)。熟悉可編程序控制器、功能表圖及有關(guān)的編程語言有利于縮短編程時間,因此,工程設(shè)計選型和估算時,應(yīng)詳細分析工藝過程的特點、控制要求,明確控制任務(wù)和范圍確定所需的操作和動作,然后根據(jù)控制要求,估算輸入輸出點數(shù)、所需存儲器容量、確定PLC的功能、外部設(shè)備特性等,后選擇有較價格比的PLC和設(shè)計相應(yīng)的控制系統(tǒng)。 



    一、輸入輸出(I/O)點數(shù)的估算 


    I/O點數(shù)估算時應(yīng)考慮適當?shù)挠嗔浚ǔ8鶕?jù)統(tǒng)計的輸入輸出點數(shù),再增加10%~20%的可擴展余量后,作為輸入輸出點數(shù)估算數(shù)據(jù)。實際訂貨時,還需根據(jù)制造廠商PLC的產(chǎn)品特點,對輸入輸出點數(shù)進行圓整。 



    二、存儲器容量的估算 


    存儲器容量是可編程序控制器本身能提供的硬件存儲單元大小,程序容量是存儲器中用戶應(yīng)用項目使用的存儲單元的大小,因此程序容量小于存儲器容量。設(shè)計階段,由于用戶應(yīng)用程序還未編制,因此,程序容量在設(shè)計階段是未知的,需在程序調(diào)試之后才知道。為了設(shè)計選型時能對程序容量有估算,通常采用存儲器容量的估算來替代。 


    存儲器內(nèi)存容量的估算沒有固定的公式,許多文獻資料中給出了不同公式,大體上都是按數(shù)字量I/O點數(shù)的10~15倍,加上模擬I/O點數(shù)的100倍,以此數(shù)為內(nèi)存的總字數(shù)(16位為一個字),另外再按此數(shù)的25%考慮余量。 



    三、控制功能的選擇 


    該選擇包括運算功能、控制功能、通信功能、編程功能、診斷功能和處理速度等特性的選擇。 


    (一)運算功能 


    簡單PLC的運算功能包括邏輯運算、計時和計數(shù)功能;普通PLC的運算功能還包括數(shù)據(jù)移位、比較等運算功能;較復(fù)雜運算功能有代數(shù)運算、數(shù)據(jù)傳送等;大型PLC中還有模擬量的PID運算和其他運算功能。隨著開放系統(tǒng)的出現(xiàn),目前在PLC中都已具有通信功能,有些產(chǎn)品具有與下位機的通信,有些產(chǎn)品具有與同位機或上位機的通信,有些產(chǎn)品還具有與工廠或企業(yè)網(wǎng)進行數(shù)據(jù)通信的功能。設(shè)計選型時應(yīng)從實際應(yīng)用的要求出發(fā),合理選用所需的運算功能。大多數(shù)應(yīng)用場合,只需要邏輯運算和計時計數(shù)功能,有些應(yīng)用需要數(shù)據(jù)傳送和比較,當用于模擬量檢測和控制時,才使用代數(shù)運算,數(shù)值轉(zhuǎn)換和PID運算等。要顯示數(shù)據(jù)時需要譯碼和編碼等運算。 


    (二)控制功能 


    控制功能包括PID控制運算、前饋補償控制運算、比值控制運算等,應(yīng)根據(jù)控制要求確定。PLC主要用于順序邏輯控制,因此,大多數(shù)場合常采用單回路或多回路控制器解決模擬量的控制,有時也采用的智能輸入輸出單元完成所需的控制功能,提高PLC的處理速度和節(jié)省存儲器容量。例如采用PID控制單元、高速計數(shù)器、帶速度補償?shù)哪M單元、ASC碼轉(zhuǎn)換單元等。 


    (三)通信功能 


    大中型PLC系統(tǒng)應(yīng)支持多種現(xiàn)場總線和標準通信協(xié)議(如TCP/IP),需要時應(yīng)能與工廠管理網(wǎng)(TCP/IP)相連接。通信協(xié)議應(yīng)符合ISO/IEEE通信標準,應(yīng)是開放的通信網(wǎng)絡(luò)。 


    PLC系統(tǒng)的通信接口應(yīng)包括串行和并行通信接口(RS2232C/422A/423/485)、RIO通信口、工業(yè)以太網(wǎng)、常用DCS接口等;大中型PLC通信總線(含接口設(shè)備和電纜)應(yīng)1:1冗余配置,通信總線應(yīng)符合標準,通信距離應(yīng)滿足裝置實際要求。 


    PLC系統(tǒng)的通信網(wǎng)絡(luò)中,上級的網(wǎng)絡(luò)通信速率應(yīng)大于1Mbps,通信負荷不大于60%。PLC系統(tǒng)的通信網(wǎng)絡(luò)主要形式有下列幾種形式:1)PC為主站,多臺同型號PLC為從站,組成簡易PLC網(wǎng)絡(luò);2)1臺PLC為主站,其他同型號PLC為從站,構(gòu)成主從式PLC網(wǎng)絡(luò);3)PLC網(wǎng)絡(luò)通過特定網(wǎng)絡(luò)接口連接到大型DCS中作為DCS的子網(wǎng);4)PLC網(wǎng)絡(luò)(各廠商的PLC通信網(wǎng)絡(luò))。

 

    為減輕CPU通信任務(wù),根據(jù)網(wǎng)絡(luò)組成的實際需要,應(yīng)選擇具有不同通信功能的(如點對點、現(xiàn)場總線、工業(yè)以太網(wǎng))通信處理器。 


    (四)編程功能 


    離線編程方式:PLC和編程器公用一個CPU,編程器在編程模式時,CPU只為編程器提供服務(wù),不對現(xiàn)場設(shè)備進行控制。完成編程后,編程器切換到運行模式,CPU對現(xiàn)場設(shè)備進行控制,不能進行編程。離線編程方式可降低系統(tǒng)成本,但使用和調(diào)試不方便。在線編程方式:CPU和編程器有各自的CPU,主機CPU負責現(xiàn)場控制,并在一個掃描周期內(nèi)與編程器進行數(shù)據(jù)交換,編程器把在線編制的程序或數(shù)據(jù)發(fā)送到主機,下一掃描周期,主機就根據(jù)新收到的程序運行。這種方式成本較高,但系統(tǒng)調(diào)試和操作方便,在大中型PLC中常采用。 


    五種標準化編程語言:順序功能圖(SFC)、梯形圖(LD)、功能模塊圖(FBD)三種圖形化語言和語句表(IL)、結(jié)構(gòu)文本(ST)兩種文本語言。選用的編程語言應(yīng)遵守其標準(IEC6113123),同時,還應(yīng)支持多種語言編程形式,如C,Basic等,以滿足特殊控制場合的控制要求。 


    (五)診斷功能 


    PLC的診斷功能包括硬件和軟件的診斷。硬件診斷通過硬件的邏輯判斷確定硬件的故障位置,軟件診斷分內(nèi)診斷和外診斷。通過軟件對PLC內(nèi)部的性能和功能進行診斷是內(nèi)診斷,通過軟件對PLC的CPU與外部輸入輸出等部件信息交換功能進行診斷是外診斷。

 

    PLC的診斷功能的強弱,直接影響對操作和維護人員技術(shù)能力的要求,并影響平均維修時間。 


    (六)處理速度 


    PLC采用掃描方式工作。從實時性要求來看,處理速度應(yīng)越快越好,如果信號持續(xù)時間小于掃描時間,則PLC將掃描不到該信號,造成信號數(shù)據(jù)的丟失。 


    處理速度與用戶程序的長度、CPU處理速度、軟件質(zhì)量等有關(guān)。目前,PLC接點的響應(yīng)快、速度高,每條二進制指令執(zhí)行時間約0.2~0.4Ls,因此能適應(yīng)控制要求高、相應(yīng)要求快的應(yīng)用需要。掃描周期(處理器掃描周期)應(yīng)滿足:小型PLC的掃描時間不大于0.5ms/K;大中型PLC的掃描時間不大于0.2ms/K。 四、機型的選擇 


    (一)PLC的類型 


    PLC按結(jié)構(gòu)分為整體型和模塊型兩類,按應(yīng)用環(huán)境分為現(xiàn)場安裝和控制室安裝兩類;按CPU字長分為1位、4位、8位、16位、32位、64位等。從應(yīng)用角度出發(fā),通常可按控制功能或輸入輸出點數(shù)選型。 


    整體型PLC的I/O點數(shù)固定,因此用戶選擇的余地較小,用于小型控制系統(tǒng);模塊型PLC提供多種I/O卡件或插卡,因此用戶可較合理地選擇和配置控制系統(tǒng)的I/O點數(shù),功能擴展方便靈活,一般用于大中型控制系統(tǒng)。 


    (二)輸入輸出模塊的選擇 


    輸入輸出模塊的選擇應(yīng)考慮與應(yīng)用要求的統(tǒng)一。例如對輸入模塊,應(yīng)考慮信號電平、信號傳輸距離、信號隔離、信號供電方式等應(yīng)用要求。對輸出模塊,應(yīng)考慮選用的輸出模塊類型,通常繼電器輸出模塊具有價格低、使用電壓范圍廣、壽命短、響應(yīng)時間較長等特點;可控硅輸出模塊適用于開關(guān)頻繁,電感性低功率因數(shù)負荷場合,但價格較貴,過載能力較差。輸出模塊還有直流輸出、交流輸出和模擬量輸出等,與應(yīng)用要求應(yīng)一致。 


    可根據(jù)應(yīng)用要求,合理選用智能型輸入輸出模塊,以便提高控制水平和降低應(yīng)用成本。 


    考慮是否需要擴展機架或遠程I/O機架等。 


    (三)電源的選擇 


    PLC的供電電源,除了引進設(shè)備時同時引進PLC應(yīng)根據(jù)產(chǎn)品說明書要求設(shè)計和選用外,一般PLC的供電電源應(yīng)設(shè)計選用220VAC電源,與國內(nèi)電網(wǎng)電壓一致。重要的應(yīng)用場合,應(yīng)采用不間斷電源或穩(wěn)壓電源供電。 


    如果PLC本身帶有可使用電源時,應(yīng)核對提供的電流是否滿足應(yīng)用要求,否則應(yīng)設(shè)計外接供電電源。為防止外部高壓電源因誤操作而引入PLC,對輸入和輸出信號的隔離是必要的,有時也可采用簡單的二極管或熔絲管隔離。 


    (四)存儲器的選擇 


    由于計算機集成芯片技術(shù)的發(fā)展,存儲器的價格已下降,因此,為保證應(yīng)用項目的正常投運,一般要求PLC的存儲器容量,按256個I/O點至少選8K存儲器選擇。需要復(fù)雜控制功能時,應(yīng)選擇容量更大,檔次更高的存儲器。 


    (五)冗余功能的選擇 


    1.控制單元的冗余 

    (1)重要的過程單元:CPU(包括存儲器)及電源均應(yīng)1B1冗余。 

    (2)在需要時也可選用PLC硬件與熱備軟件構(gòu)成的熱備冗余系統(tǒng)、2重化或3重化冗余容錯系統(tǒng)等。 


    2.I/O接口單元的冗余 

    (1)控制回路的多點I/O卡應(yīng)冗余配置。 

    (2)重要檢測點的多點I/O卡可冗余配置。3)根據(jù)需要對重要的I/O信號,可選用2重化或3重化的I/O接口單元。 


    (六)經(jīng)濟性的考慮 


    選擇PLC時,應(yīng)考慮性能價格比??紤]經(jīng)濟性時,應(yīng)同時考慮應(yīng)用的可擴展性、可操作性、投入產(chǎn)出比等因素,進行比較和兼顧,終選出較滿意的產(chǎn)品。 


    輸入輸出點數(shù)對價格有直接影響。每增加一塊輸入輸出卡件就需增加的費用。當點數(shù)增加到某一數(shù)值后,相應(yīng)的存儲器容量、機架、母板等也要相應(yīng)增加,因此,點數(shù)的增加對CPU選用、存儲器容量、控制功能范圍等選擇都有影響。在估算和選用時應(yīng)充分考慮,使整個控制系統(tǒng)有較合理的性能價格比。


    然后再根據(jù)西門子PLC的技術(shù)規(guī)格選型就可以了。

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CISCO3925E/K9 Cisco 3925 Router with 4 onboard GE w/ HWIC-2FE Module


Cisco Systems ASA-SSL-750-1000


Cisco Systems PVDM4-128


Cisco Systems L-ASA-SSL-750-1K


CISCO WS-X6848-SFP-2T CATALYST 6500 48PORT GIGE: 80G SYS 3 YR WARRANTY


CISCO - WS-C3750X-48P-S - Catalyst 3750X 48 Port PoE IP Base


N3K-C3172PQ-10GE 40-Gbps Nexus 48 SFP+ 6 40GE QSFP Cisco 3172PQ Date 2015 Switch


NEW CISCO N77-LAN1K9 Enterprise Services Package License *E-DELIVERY**


NEW IN BOX CISCO ASR1006 ASR 1006 CHASSIS, DUAL P/S **SHIP FAST**


Cisco 7600-ES+20G3C - 20-Port Gigabit SFP Ethernet Services  - 1 Year Warranty


*NEW SEALED* CISCO 7201 CISCO7201 AC Gigabit Router 1-YEAR WARRANTY


Cisco N3K-C3172PQ-10GE Nexus 3172 Switch 2 x NXA-PAC-500W PSU 90 day Warranty


CISCO WS-C4506-E w/ WS-X4516-10GE, 2x WS-X4448-GB-SFP, 2x PWR-C45-1000AC 3YR


L-NCS-1.0-100  Cisco Prime Network Control System v.1.0 - License - 100 Device -


L-FLA1-1X-10-20G=  Cisco Systems 10G to 20GBPS Upgrade License for Asr 1001-x


CISCO VS-S720-10G-3CXL - Sup720 w/ 2x10GE MSFC3 PFC3CXL - 3YR Warranty


NEW CISCO FLSA1-2X-5-10G Upgrade from 5 Gbps to 10 Gbps License for ASR1002-X


Cisco ASA5520-DC-K8


NEW Cisco WS-C3850-12XS-S 12 SFP+ Ethernet ports Switch with 350WAC power


Cisco ASR1000-RP2 Route Processor 2


Cisco Navini Wimax BWX 8305 Basestation 2.3GHZ with antenna gps / cables.


*NEW SEALED FAST SHIP* CISCO ASR1000-ESP20 (2 Years Warranty) Smartnetable


CISCO3925E/K9 Cisco 3925 Router with 4 onboard GE w/ VIC3-2FXS-E/DID Module


Cisco RFGW-1-D & 4 x RFGW-1-QAM-MOD (2x4QAM) SWLIC-RFGW1-OCTAL SWLIC-RFGW1-DATA


Cisco WS-C6509E-CSM 6509-E Switch 1YearWarranty 2+Available


Cisco ASA5525-IPS-K9 Security appliance 1YearWarranty 2+Available


NEW SEALED Cisco ESR-8E3/DS3 Line Card 1YearWarranty 2+Available


Cisco NAC3390 Server 1YearWarranty 2+Available


Cisco AS54-2T1-48-AC-V Network Module 1YearWarranty 2+Available


NEW SEALED Cisco AS54-8E1-240-AC-V Firewall 1YearWarranty 2+Available


CISCO WS-C4948E-E Catalyst 4948E 48-PORT 10/100/1000 +4 SFP + AC P/S


Cisco UCSB-B200-M3 96GB, Intel 2.90 GHz E5-2667/130W, 2x 300GB 6Gb SAS 15K RPM


Cisco WS-X6716-10G-3CXL 16 Port 10 Gigabit Ethernet w/ WS-F6700-DFC3CXL


Cisco ACE30-MOD-K9 Application Control Engine Module


Cisco RFGW-1-D 4 x RFGW-1-QAM-MOD SWLIC-RFGW1-OCTAL SWLIC-RFGW1-DATA 2x AC Power


New In Box - CISCO WS-X4648-RJ45-E LINE CARD - SWITCH ** FAST DELIVERY **


CISCO ONS 15454 ML100T-12 Interface Card  10/100Mbps Ethernet, 12 Ckt, L2/L3


CISCO ASA5580-40-BUN-K8 74-4967-01 4x AMD OPTERON DC 8218 2.6GHZ 12GB


NEW   CFP-100G-LR4  V02  -Genuinue Cisco


CISCO N3K-C3064PQ-10GX - Nexus 3064-E, 48 SFP+, 4 QSFP+ ports, enh scale low-l


CISCO SPA-1XCHOC12/DS0 - 1 Port Channelized OC12/DS0 SPA - 3 YR Warranty


CISCO ONS 15454-DS3-EC1-48 (WE BUY & SELL NEW &  CISCO)(PLEASE VERIFY STOCK)


CISCO ONS 15454-10ME-58.1 (WE BUY & SELL NEW &  CISCO)(PLEASE VERIFY STOCK)


NEW Cisco  WS-C3650-48TS-E   Catalyst 3650 48 Port Data 4x1G Uplink IP Services


Cisco ASA 5580 10k VPN Firewall  ASA5580-40-10g-k9 ASA5580-20-10K-K9 w/ Rack Kit


NEW Cisco ASA5550-BUN-K9 Asa 5550 Security Appliance


CISCO  WS-SVC-NAM-2-250S Cisco Catalyst 6500 and Cisco 7600 Network Analy


New CISCO2951-V/K9 Cisco 2951 UC Bundle, PVDM3-32, UC License PAK


NEW CISCO7609-S 7609S Chassis,9-slot


CISCO 7606 6-SLOT CHASSIS W/ RSP720-3CXL-GE WS-X6704-10GE-3BXL WS-X6724-SFP-3BXL


Cisco WS-SUP720-3BXL: Sup Engine 720 for Catalyst 6500 (36 Month Warranty)


~NEW SEALED~ CISCO ISR4351/K9 Modular Router ~FAST DELIVERY~


~NEW SEALED~ CISCO ASA-IC-6GE-CU-B Interface Card ~FAST DELIVERY~


Cisco WS-C3750X-48PF-E Catalyst 3750X 48 Port Full PoE


New Genuine Cisco ISR4351/K9


Genuine Cisco 7600-ES20-GE3CXL


Cisco Nexus N3K-C3172PQ-10GE Switch W/2*NXA-PAC-500W Good working Warranty


NEW CISCO WS-C3850-48U-E w/ C3850-NM-4-1G  -  NIB Factory Sealed in Box  3850


CISCO DCM IP VIDEO GATEWAY CARD DCM-GW-E-3I30-J2K FOR D9901 D9902


CISCO RFGW-1-D 4xRFGW-1-QAM-MOD  con 96 Canales 3 A?OS GARANTIA


*Brand NEW* CISCO WS-C3850-48P-L 48 10/100/1000 Ethernet Switch + C3850-NM-4-10G


Cisco Catalyst WS-C3750G-24WS-S50 Wireless Controller


New Cisco Catalyst 3750 WS-C3750X-48P-S PoE Managed Ethernet Switch


NEW Cisco Catalyst WS-C3750E-24TD-E Managed Switch 24 Ports


Cisco ASA5555 Adaptive Security Appliance Firewall K8 IOS 5555-X 1-YR Warranty


NEW OPEN BOXCisco VS-S720-10G-3CXL 6500 Series Supervisor Engine SHIP FAST


Cisco WS-C4506-E WS-X45-SUP6L-E WS-X4648-RJ45V+E WS-X4448-GB-SFP CUSTOMIZEABLE


Cisco UCSB-B200-M3 72GB, 2x Intel E5-2667/130W, 600GB 6Gb SAS


NEW Sealed Cisco C1-C4500X-16SFP+ One Catalyst 4500-X 16 Port 10G IP Base Switch


NEW GENUINE Cisco PVDM2-36DM Digital Modem Packet Voice Data  Module


The Five New - *NEW* Cisco VoIP 5 Phone System IP PBX for Small Business


Cisco 15454-OPT-AMP-C ONS ENHANCED OPTICAL AMPLIFIER C Band WOGUADXEAA +WARRANTY


NEW IN BOX CISCO WS-C3650-48FS-E 48 Port Full PoE 4x1G Uplink IP  *SHIP FAST*


CISCO ASA5525-IPS-K9 ASA5525-X IPS Processor 8GE Data Security Appli Firewall zk


Cisco ASA5580-40-BUN-K9 Advanced Firewall - 1 Year Warranty - £3500 ex VAT


Cisco WS-X6716-10G-3C 10Gig Line Card - 1 Year Warranty - £3,500 ex VAT


Cisco WS-C3750G-48PS-S  New Sealed - 1 Year Warranty - £3500 ex VAT


Cisco ASA5515 FirePOWER IPS AMP & URL 3YR Subscription - £3500 + VAT


Cisco Catalyst 4500E Series Unified Access Supervisor, 928 Gbps WS-X45-SUP8-E=


Cisco Systems L-ASA-SSL-750-1K


Cisco Systems ASA5515-IPS-K8


Cisco Systems ASA5525-K8


Cisco Systems N7K-C7010-FAB-2


NEW Sealed Cisco PWR-C45-4200ACV Cisco Catalyst 4500 Series 4200 WACV Power


Cisco WS-X6716-10G-3CXL Cisco Catalyst 6500 16-Port 10 Gigabit Ethernet Module


Cisco UCSB-B200-M3 224GB, 2x Intel 2.60GHz E5-2630v2/80W, MLOM-40G-01


Cisco Systems WS-X6848-SFP-2T


CISCO 4-Degree Mesh Patch Panel 15454-PP-MESH-4 2RU  3YR WNTY


3rd Party CON-SNTP-7613SRS1 / 24X7X4 for Cisco 7613S Chassis,, 1 year


3rd Party CON-SNTP-7613SSUL / 24X7X4 for Cisco 7613S Chassis,, 1 year


 Cisco Systems WS-C3850-48P-L incl 19% VAT // 2 years IT4Trade warranty


NEW Cisco WS-C3650-48FQ-S 48 10/100/1000 Ethernet PoE+ and 4x10G Uplink ports


New CISCO L-ASA-SSL-750-1K | incl 19% VAT | 2 years Cybertrading warranty


New CISCO ASA-SSL-750-1000 | incl 19% VAT | 2 years Cybertrading warranty


CISCO - N3K-C3524P-10GX - Nexus 3524x, 24 10G Ports


Brand NEW Cisco C1-C4500X-16SFP+ ONE Catalyst 4500-X 16 Port 10G IP Base Switch


NEW  CISCO WS-X45-SUP7-E Cisco Catalyst 4500E Series Supervisor


Cisco Systems WS-C4510R+E


NEW SEALED Cisco C1-C4500X-16SFP+ ONE Catalyst 4500-X Switch - 16 x 10 Gigabit


!BRAND NEW IN BOX ! CISCO N7K-M132XP-12 32 Port 10Gb Ethernet Module !SHIP FAST!


Cisco WS-C6509-E 2x VS-S720-10G-3C  7x WS-X6748-GE-TX


Cisco ACE30-MOD-K9 Application Control Engine 1YearWarranty 2+Available


Cisco ASA5520-DC-K8 Security appliance 10Mb LAN 100Mb  1YearWarranty 2+Available


Cisco AS535XM-4E1-120-D Gateway1YearWarranty 2+Available


Cisco UCSB-B200-M3 w/ 8x 8GB DDR3 Memory, 2.70 GHz E5 CPU and 40G Mezzanine


NEW SEALED Cisco WS-C3750E-24TD-SD Catalyst Switch 1YrWrnty 2+Available


*NEW* WS-X45-SUP7-E Catalyst 4500 E-Series Supervisor, 848Gbps


WS-C4948-S Cisco Catalyst 4948 48 Port Switch


*Brand NEW* CISCO WS-C3750X-48P-S 48 10/100/1000 Ethernet PoE+ Switch


NEW Cisco N3K-C3524P-10GX Nexus 3524x Layer 3 Switch 24 10G Ports N3KC3524P10GX


New Cisco Systems L-ASA-UC-100 | incl 19% VAT | 2 years Cybertrading warranty


New CISCO SPA-8XCHT1/E1-V2 | incl 19% VAT | 2 years Cybertrading warranty


NEW Sealed Cisco WS-X4712-SFP+E Catalyst 4500E Series 12Port 10 Gigabit Ethernet


New Cisco Systems RSP720-3C-GE | incl 19% VAT | 2 years Cybertrading warranty


Cisco WS-C3750X-24P-E  24 Port PoE+ GB  + 2x C3KX-PWR-715WAC C3KX-NM-1G Modul


3rd Party CON-SNTP-760S10BR / 24X7X4 for Cisco 7609S Chassis,, 1 year


NEW IN BOX Cisco WS-C3850-24XU-L  24 Port UPOE MGIG, 1100W, LAN BASE ! SHIP FAST


*New Sealed* Cisco WS-C3650-48PD-E 48 10/100/1000 Ethernet PoE+ w/ 640WAC power


Cisco Catalyst 3750V2-48PS - Switch - L3


Cisco Systems WS-C4510R+E


CISCO3925E/K9 Cisco 3925 Router with 4 onboard GE w/ VWIC2-1MFT-G703 Module


NEW Cisco WS-C3650-48PD-E 48 10/100/1000 Ethernet PoE+ Switch w/ 640WAC power


 Cisco Systems N7K-M132XP-12L | incl 19% VAT | 2 years Cybertrading warranty


Cisco Systems SPA-2CHT3-CE-ATM


#NEW# Cisco WS-C3650-48PD-E 48 Port PoE+ Switch #FAST SHIPMENT#


Cisco Systems ISR4351/K9


Cisco Systems SPA-8XCHT1/E1-V2


New Cisco Systems NAC3315-SVR | incl 19% VAT | 2 years Cybertrading warranty


Cisco Systems AS53-96DMM-RPS-CH


NEW Cisco ASA5525-K9 ASA 5525-X Firewall Edition Network Security/Firewall


Cisco Systems SPA-5X1GE-V2


 Cisco Systems WS-C3560X-48PF-E incl 19% VAT // 2 years IT4Trade warranty


 Cisco Systems WS-C4507RES6L-96V+ incl 19% VAT // 2 years IT4Trade warranty


 Cisco Systems WS-C4506E-S7L+96 incl 19% VAT // 2 years IT4Trade warranty


Cisco AS5350XM AS535XM-2E1-60-V AS535-DFC-2CE1, AS535-DFC-60NP


Cisco CMTS UBR7246VXR Cable Router NPE-G2 2 ea MC28U dual AC 2gb RAM


Cisco CMTS UBR7246VXR Cable Router NPE-G2 2 ea MC28U dual DC 2gb RAM


FLSA1-2X-5-10G=  Cisco Upgrade from 5 Gbps to 10Gbps License - license


Cisco UCSB-B200-M3 64GB, 2x Intel E5-2620/95W, 2x 500GB 6Gb SATA


NEW SEALED CISCO CTS-SX20PHD2.5X-K9 Video conferencing kit 1YearWrnty 2+Avalable


Cisco ASA5525-K7 Security appliance 1YearWarranty 2+Available


Cisco UCSB-B200-M3 128GB, Intel 2.60 GHz E5-2630 v2/80W, 600GB 6Gb SAS 10K RPM


NEW IN BOX CISCO WS-C3850-24XU-L CATALYST SWITCH 24PORT UPOE MGIG  **SHIP FAST**


Cisco UCSB-B200-M3 96GB, 2x  Intel E5-2643, MLOM-40G-01


Cisco  WS-X6904-40G-2T  Catalyst 6900 Series 4-Port 40 Gigabit Ethernet Fi


*** NEW Cisco WS-C3850-48T-E 48 10/100/1000 Ethernet ports, with 350WAC NEW


CISCO 15454-ML-MR-10 ML2 10-pt Multi-rate L2/RPR Card


CISCO  1 Port OC-192 XFP Module 15454-10G-S1 3YR WNTY


CISCO UCS-FI-6296UP UCS 96 Port Fabric Interconnect Switch w/ Rails,Pwr Cable z5


Cisco MGX-AXSM-8-622-XG AXSM-8-OC12/XG 8 PORT OC12C STM4 ATM SWITCH SERVICE MOD


NEW Sealed Cisco PA-MC-STM-1SMI 1 port multichannel STM-1 single mode port adapt


Cisco Systems AS53-T1-216DMM


NEW Cisco SG200-50FP 50-port Gigabit Full-PoE Smart Switch


NEW IN BOX Cisco Catalyst WS-C3650-48FWD-S 3650 48 FPoE Port 2x10G Uplink Switch


SMARTnet Eligible Cisco Nexus 5596UP 48 Fixed 10GE Ports 1RU N5K-C5596UP-FA


New Sealed Cisco3945/K9


Cisco NEW N2K-C2232TF-10GE Nexus 2232TP 10GBASE-T Fabric Extender + 16 FET-10G


*New In Box* Cisco WS-C3650-48PQ-S Switch - L3 - managed - 48 Port * Fast Ship *


#NEW# Cisco WS-C3850-24XU-L 24 Port Catalyst Switch #FAST SHIPMENT#


~NEW SEALED~ CISCO N2K-C2248PQ Fabric Extender ~FAST DELIVERY~


New Cisco Systems WS-C2960XR-48FPS-I incl 19% VAT // 2 years IT4Trade warranty


New Cisco Systems WAVE-574-DMS | incl 19% VAT | 2 years Cybertrading warranty


New CISCO MCS-7825-H2-CCX1 | incl 19% VAT | 2 years Cybertrading warranty


New CISCO MCS-7825-H2-ECS1 | incl 19% VAT | 2 years Cybertrading warranty


New CISCO MCS-7825-H2-IPC1 | incl 19% VAT | 2 years Cybertrading warranty


New Cisco Systems MCS-7825-H2-RC1 | incl 19% VAT | 2 years Cybertrading warranty


New CISCO MCS-7825-H3-CCE1 | incl 19% VAT | 2 years Cybertrading warranty


New CISCO MCS-7825-H3-ECS1 | incl 19% VAT | 2 years Cybertrading warranty


New CISCO MCS-7825-H2-CCE1 | incl 19% VAT | 2 years Cybertrading warranty


New CISCO MCS-7825-H2-IPC2 | incl 19% VAT | 2 years Cybertrading warranty


Cisco Nexus 5500 Unified Module 16 Port 10GE N55-M16UP


3rd Party CON-SNT-7613RSCR 8X5XNBD for Cisco 7613 Chassis,1, 1 year


3rd Party CON-SNT-7613RSCR / 8X5XNBD for Cisco 7613 Chassis,1, 1 year


New CISCO MCS7825H3-K9-CMB1 | incl 19% VAT | 2 years Cybertrading warranty


~NEW SEALED~ CISCO VS-S720-10G-3CXL Supervisor Engine ~FAST DELIVERY~


New Cisco Systems N2K-C2248TF-E incl 19% VAT // 2 years IT4Trade warranty


CISCO WS-C6509-E w/ Fan, Dual PWR-4000-DC 1x WS-X6708-10G-3CXL,2x WS-SUP720-3BXL


*New In Box* 2x Cisco WS-C3850-24P-S Switch * Ship Fast *


NEW IN BOX CISCO RSP720-3CXL-GE 1 YEAR WARRANTY ROUTE SWITCH PROCESSOR 720GBPS


NEW Cisco WS-C3650-48FD-L Catalyst 3650-48F Ethernet Switch 48 Port Full PoE


 Cisco Systems ISR4351/K9 | incl 19% VAT | 2 years Cybertrading warranty


Cisco Systems 4-10GBE-WL-XFP


 CISCO N3K-C3524P-10GX | incl 19% VAT | 2 years Cybertrading warranty


~NEW SEALED~ Cisco WS-C3650-48PQ-S 48 Port PoE+ Switch ~FAST DELIVERY~


CISCO CATALYST 3650 24 PORT DATA 4X1G UPLINK IP SERVICES     IN


!NEW IN BOX! Cisco WS-C3650-48FS-E 48 port PoE+ 4x1G 1025W ! FAST SHIPMENT !


BRAND NEW IN BOX Cisco ASA5525-IPS-K9 Firewall Security Appliance ! FAST SHIP !


Cisco Systems NAC3315-SVR


Cisco Systems WS-C4507R+E


Cisco Systems WS-C4507R-E


#NEW# Cisco WS-C3650-48FS-E 48 Port PoE+ Switch #FAST SHIPMENT#


*New In Box* Cisco N3K-C3524P-10GX Switch * Fast Shipment *


 Cisco Systems ISR4351/K9 | incl 19% VAT | 2 years Cybertrading warranty


New CISCO SPA-8XCHT1/E1-V2 | incl 19% VAT | 2 years Cybertrading warranty


CISCO - WS-X4448-GB-SFP= - Catalyst 4500 48-Port 1000Base-X (SFPs Optional)


New Cisco Systems WAVE-574-DMS | incl 19% VAT | 2 years Cybertrading warranty


Cisco AS54HPX-16E1-480AC 16E1, 492 ports AC RPS 512MB DRAM


CISCO 7600-ES+2TG3CXL 7600 ES+ Line Card 1YearWarranty 2+Available


NEW Cisco WS-C3850-48P-S 48 10/100/1000 Ethernet PoE+ ports 715W AC Power


New open* Cisco N2K-C2232TF-10GE NEXUS 2000 10GBASE-T Extender w/ dual AC PS


Cisco ASR1002 chassis,4 built-in GE, Dual P/ S,4GB DRAM 1 YEAR WARRANTY


**NEW SEALED** Cisco WS-X4640-CSFP-E  40 SFP/80 C-SFP ports  **Ship FAST**


NEW IN BOX Cisco Nexus N3K-C3524P-10GX L3 Managed 3524x Switch, 24 SFP+ Ports


New Sealed Cisco ISR4431/K9 ISR 4431 Router with 4 onboard GE


*New SEALED* Nexus Cisco N3K-C3524P-10GX Nexus 3524x Switch, 24 SFP+


Cisco UBR7225VXR Broadband CMTS Router w/ Dual AC Power


NEW IN BOX CISCO ASA5525-IPS-K9 ASA5525-X IPS Edition Firewall **SHIP FAST**


**NEW SEALED** Cisco WS-X4712-SFP+E Line Card 4500-E 12 Ports 10G (SFP+) CARD


3rd Party CON-SNT-7604RCXR 8X5XNBD for Cisco 7604 Chassis,4, 1 year


Cisco Systems WS-C3850-48U-L


Cisco Systems ASA5525-SSD120-K8


Cisco Systems ASA5525-SSD120-K9


Cisco Systems 4-10GBE-WL-XFP


Cisco Systems ASA-UC-100


 CISCO N3K-C3524P-10GX | incl 19% VAT | 2 years Cybertrading warranty


*Brand NEW* CISCO PA-MC-STM-1SMI 1 port multichannel STM-1 single mode adapter


New Cisco Systems WS-C3650-48PS-S incl 19% VAT // 2 years IT4Trade warranty


 Cisco Systems WS-C3850-48T-L incl 19% VAT // 2 years IT4Trade warranty


!BRAND NEW IN BOX! WS-X4712-SFP+E Cisco Catalyst 4500 E-Series 10GBE SFP+ MODULE


Cisco UCS-B200-M3 V10 B200 M3 Blade Server 2 x E5-2650 V2 256Gb RAM 10Gb VIC


 CISCO U7246VXR-ONE28UG1 | incl 19% VAT | 2 years Cybertrading warranty


Cisco Systems UBR7200-NPE-G1


Cisco Systems WS-C4507R-E


New CISCO WS-C3560X-48PF-E | incl 19% VAT | 2 years Cybertrading warranty


Cisco Systems MCS-7825-H2-S31


Cisco Systems MCS-7825-H2-UC1


New Cisco Systems N2K-C2224TF-1GE | incl 19% VAT | 2 years Cybertrading warranty


New Cisco Systems N2K-C2248TF | incl 19% VAT | 2 years Cybertrading warranty


Cisco Systems ASA5510-AIP10SP-K8


Cisco Systems MCS-7825-H1-ECS1


Cisco Systems MCS-7825-H1-UC1


Cisco Systems MCS7825H2-K9-CMA2


Cisco Systems MCS-7825-H3-CCX1


Cisco Systems MCS-7825-H3-IPC1


Cisco Systems MCS7825H3-K9-CMA2


Cisco Systems MCS7825H3-K9-CMB2


Cisco Systems MCS7825H3-K9-CMC1


Cisco Systems MCS-7825H3-K9-UCA1


Cisco Systems MCS-7825-H3-S31


Cisco Systems MCS-7825-H3-UC1


New CISCO ASA5510-AIP10SP-K9 | incl 19% VAT | 2 years Cybertrading warranty


 Cisco Systems CRS-16-FANTRAY | incl 19% VAT | 2 years Cybertrading warranty


NEW Sealed Genuine Cisco WS-X45-SUP8-E 4500E Supervisor Engine 8-E w/Convergence


NEW Sealed Cisco PA-MC-STM-1SMI One Port Multichannel STM-1 PA Adapter


NEW SEALED Cisco N7K-M148GT-11L Nexus 7000 M1-Series 48-Port Gigabit Ethernet


**New FACTORY Sealed** Cisco ASA5525-IPS-K9 Cisco ASA 5525-X IPS Edition


*NEW Sealed* CISCO WS-C3650-48PQ-S 48 10/100/1000 Ethernet PoE+ and 4x10G Uplink


3rd Party CON-SNT-6S7C10GR 8X5XNBD for Cisco 7606S Chassis, 1 year


 Cisco Systems 4-10GBE-WL-XFP | incl 19% VAT | 2 years Cybertrading warranty


 CISCO N3K-C3524P-10GX | incl 19% VAT | 2 years Cybertrading warranty


New Cisco Systems L-ASA-UC-100 | incl 19% VAT | 2 years Cybertrading warranty


CISCO WS-X6148-FE-SFP Catalyst 6500 48-port 100BASE-X Classic Interface Module


CTI-8321-GWISDNK9 Cisco TelePresence ISDN GW MSE 8321


CISCO 12404 GSR4/80-AC 4-Slot Chassis router 2xAC Power CSF Card Route Processor


Cisco Systems ACE30-MOD-K9


NEW IN BOX CISCO VS-S720-10G-3CXL S720 SUPERVISOR ENGINE **SHIP FAST**


 Cisco Systems WS-X6708-10G-3CXL incl 19% VAT // 2 years IT4Trade warranty


 CISCO MWR-1941-DC-8T1/E1 | incl 19% VAT | 2 years Cybertrading warranty


New Cisco Systems CHAS-UBR7225VXR | incl 19% VAT | 2 years Cybertrading warranty


Cisco UCS 5108 Chassis with 4x B200 M2 with 2xXeon X5650/16 gb/1 x146 gb sas 10K


NEW IN BOX CISCO WS-X4712-SFP+E X4712 4500E CATALYST SWITCH MODULE **SHIP FAST**


Cisco WS-C3750X-48P-L 3750X  48x 10/100/1000 PoE ETH PTS w/ 715W AC PSU


HP C7000 W/ 16x BL460C G6 BLADE 2x CISCO 3020 2x L5520 96GB 2x 73GB 10K RAILS


HP C7000 W/ 16x BL460C G6 BLADE 2x CISCO 3020 2x E5540 96GB 2x 73GB 10K RAILS


New Cisco Systems WS-X6824-SFP-2T | incl 19% VAT | 2 years Cybertrading warranty


Cisco AS5350XM AS535XM-2E1-V-HC with AS535-DFC-2CE1, AS5X-FC, 3x AS5X-PVDM2-64


*New In Box* Cisco WS-X6748-SFP 48-port GigE Mod: fabric-enable *Fast Shipment*


New Cisco A9K-SIP-700 I-Flex SPA Interface Processor ASR9000 Router 68-3197 AK


NEW Sealed Cisco WS-C3850-48PW-S Cisco Catalyst 3850 48-port PoE IP Base Switch


*NEW SEALED FAST SHIP*  WS-X45-SUP8-E ( with 2 Years Wnty)


Cisco MEM-CC-WAN-512M - Two 512 MB Memory modules Enhanced FlexWAN Bays


Cisco 14X10GBE-WL-XFP CRS-3 14-port 10GbE LAN/WAN-PHY Interface Module KAJ


NEW CISCO WS-C3750X-12S-E Catalyst 3750X 12 Port GE SFP SFP IP Services


NEW WS-X45-SUP6-E CISCO CATALYST 4500 E-SERIES SUP 6-E


CISCO CISCO3845-AA/K9 INCLUDED AIM-COMPR4 Mem/Flash Upgrade Avail.


 Cisco Systems A903-RSP1A-55 | incl 19% VAT | 2 years Cybertrading warranty


NEW Cisco ASA5525-IPS-K9 ASA 5525-X with IPS, SW, 8GE Data, 1GE Mgmt, AC Power


*Brand NEW* CISCO WS-C3850-24T-E 24 ports w/ 350WAC Power, C3850-NM-2-10G Module


*NEW SEALED* WS-C3850-48P-S 48 10/100/1000 ports Switch + C3850-NM-2-10G Module


NEW Sealed Cisco N7K-M108X2-12L Nexus 7000 M1-Series 8-Port 10 Gigabit Module


Cisco Nexus N5K-C5548P-FA 5548P 1RU Chassis 32 Fixed 10GE Ports


NEW SEALED CISCO WS-X4712-SFP+E Catalyst 4500 E-Series 10GBE SFP+ MODULE


Cisco ASR1006 w/ Dual AC Power


CISCO  Nexus 3064 Switch N3K-C3064PQ-10GX 3YR WNTY


#NEW# Cisco ASA5525-IPS-K9 ASA 5525-X Router #FAST SHIPMENT#


NEW Sealed  DS-X9232-256K9 MDS 9000 32 Port Fibre Channel Switching Module NIB


*New Sealed*Cisco WS-X4640-CSFP-E Catalyst 4500 40 SFP/80 C-SFP ports 1000BaseX


New Cisco Systems CHAS-UBR7225VXR | incl 19% VAT | 2 years Cybertrading warranty


Cisco Systems AS53-96-RPS-CH


3rd Party CON-SNT-7606SSUP 8X5XNBD for Cisco 7606S Chassis, 1 year


CISCO ME 3600X 24CX Switch ME-3600X-24CX-M


Cisco 76-ES+T-2TG 7600 ES Plus Transport, LAN/WAN PHY, OTN/G.709, 2x10GE Card


Cisco WS-C6504-E Bundle w/ 2x VS-S720-10G-3C,2x PWR-2700-AC/4, Fan Tray included


*Brand NEW* CISCO WS-C3850-48F-L 48 Port Switch + C3850-NM-2-10G Module


Cisco A9K-8T-L 8-Port 10GE Low Queue Line Card


New Cisco Systems WS-C3750E-48PD-E incl 19% VAT // 2 years IT4Trade warranty


New Cisco Systems N2K-C2232PF-10GE incl 19% VAT // 2 years IT4Trade warranty


New Cisco Systems N2K-C2248TF-1GE incl 19% VAT // 2 years IT4Trade warranty


*New sealed& Neu OVP* CISCO ASR1000-ESP10  2Years Wnty/VATfree €4000


 Cisco Systems WS-C3560E-12D-S incl 19% VAT // 2 years IT4Trade warranty


 Cisco Systems WS-C3750X-12S-E incl 19% VAT // 2 years IT4Trade warranty


New Cisco Systems ASA5540-BUN-K9 incl 19% VAT // 2 years IT4Trade warranty


 Cisco Systems ASA5580-20-BUN-K8 incl 19% VAT // 2 years IT4Trade warranty


CISCO - ASA5525-FPWR-K9 - ASA 5525-X with FirePOWER Services, 8GE, AC, 3DES/AES


*NEW SEALED* CISCO WS-C3850-12XS-S 2 Years Warranty/VATfree 4000€  3850


 Cisco Systems WS-C3850-12S-S incl 19% VAT // 2 years IT4Trade warranty


 CISCO VS-C6506E-S720-10G | incl 19% VAT | 2 years Cybertrading warranty


New Cisco Systems WS-X4448-GB-SFP | incl 19% VAT | 2 years Cybertrading warranty


Cisco Systems SPA-8X1GE


Cisco Systems FL-CUBEE-100


Cisco Systems L-FL-CUBEE-100


Cisco N2K-C2232TF-10GE Cisco Nexus 2232TP Series 10GBASE-T Fabric Extender


New CISCO WS-C3750X-48PF-S | incl 19% VAT | 2 years Cybertrading warranty


NEW Sealed Cisco WS-C3650-48PQ-S 48 10/100/1000 Ethernet PoE+ Switch


Cisco ASR1000-RP2 second-generation ASR 1000 1 YEAR WARRANTY


NEW CISCO N55-48P-SSK9 Nexus 5500 Storage License **E-DELIVERY**


CISCO C3925-CME-SRST/K9 - Voice Bundle w/ PVDM3-64 1GB/256F CISCO3925 - 3 YR War


NEW Cisco DS-X9232-256K9 1 YEAR Warranty NEW MDS 32-Port 8-Gbps Advanced Fibre C


*New* Cisco WS-C3750X-48PF-E 48-Port Gigabit POE


Guaranteed SMARTnet Eligible Cisco Catalyst WS-C4500X-16SFP+ 10G IP Base Switch


NEW Cisco WS-C3850-24P-E 24 10/100/1000 Ethernet PoE+ ports, with 715WAC power


Cisco 15454-10G-S1 Fiber Module 1YearWarranty 2+Available


NEW SEALED Cisco Nexus N2K-C2248PQ Expansion Module 1YearWarranty 2+Available


Cisco Nexus N3K-C3548P-10G Managed Switch


NEW CISCO L-ASA5585-SEC-PL ASA 5585-X Security Plus License **E-DELIVERY**


NEW CISCO FLSA1-2X-5-10G Upgrade 5 Gbps to 10Gbps E-Delivery PAK for ASR1002-X


Cisco 14X10GBE-WL-XFP CRS-3 14-port 10GbE LAN/WAN-PHY Interface Module


CISCO ISR 4451-X ISR4451-X/K9 DUAL PWR-4450-AC IOS XE 15.4 IP BASE MINT


Cisco ESR10008 Slot Router W/ 2x ESR-PRE3 2x ESR-PWR-AC 1x ESR-BLOWER JWA


Cisco UCSB-B200-M3 6x 16GB DDR3, 2x E5-2620, 2x 500GB 6Gb SATA


Cisco  6504-E Chassis 4-Slot WS-C6504-E w/ Dual AC & VS-S720-10G-3CXL *Bundle*


Cisco 15454-40-MUX-C


#NEW# Cisco WS-C3650-48PQ-S 48 Port PoE+ Switch #FAST SHIPMENT#


 Cisco Systems Cisco7201 | incl 19% VAT | 2 years Cybertrading warranty


Cisco Systems WS-C3750X-24U-S


Cisco Systems A9K-8T-L


*New In Box* Cisco N2K-C2348UPQ 10GE Fabric Extender **Fast Shipment **


Cisco UCSC-C240-M3S dual P/S 4x 500GB 6Gb SATA, 2x Xeon E5-2609, 160GB (16GB)


*New* Cisco WS-C3650-48FWD-S Catalyst 3650 48 Port Fpoe 2X10G Uplink


*Good Condition* Juniper DPCE-R-20GE-2XGE 1 GE DPC PRNCD MX9 * Fast Shipment *


 CISCO 7609S-S32-8G-B-P | incl 19% VAT | 2 years Cybertrading warranty


 CISCO 7609S-SUP720B-P | incl 19% VAT | 2 years Cybertrading warranty


 CISCO C2951-S-SRE-WAE/K9 | incl 19% VAT | 2 years Cybertrading warranty


 Cisco Systems C2951-UCSE/K9 | incl 19% VAT | 2 years Cybertrading warranty


 CISCO C2951-WAASX-SEC/K9 | incl 19% VAT | 2 years Cybertrading warranty


 Cisco Systems C3925-AX/K9 | incl 19% VAT | 2 years Cybertrading warranty


 CISCO C3925-VSEC-PSRE/K9 | incl 19% VAT | 2 years Cybertrading warranty


 CISCO WS-C4506E-S6L-96V+ | incl 19% VAT | 2 years Cybertrading warranty


 CISCO 15454-192L-1-55.7 | incl 19% VAT | 2 years Cybertrading warranty


 CISCO 4OC3X/POS-LR-LC-B | incl 19% VAT | 2 years Cybertrading warranty


Cisco AIR-CT5508-100-K9 WLAN Wireless Lan Controller + 25 AP Lic up to 125 AP


*New Sealed* Cisco WS-C3650-48TS-E 48 10/100/1000 Ethernet and 4x1G Uplink ports


*NEW Factory Sealed* CISCO WS-C3850-48U-L 48 Port Catalyst Switch C3850-NM-2-10G


NEW Sealed Cisco N2K-C2348UPQ Cisco Nexus 2348UPQ 10GE Fabric Extender


#NEW# Cisco WS-C3650-48TS-E 48 Port Catalyst Switch #FAST SHIPMENT#


 CISCO 15454-192L-1-55.7 | incl 19% VAT | 2 years Cybertrading warranty


 CISCO 4OC3X/POS-LR-LC-B | incl 19% VAT | 2 years Cybertrading warranty


NEW Cisco WS-C3850-24U-S Catalyst WS-C3850-24U Layer 3 Switch 3850 24 Port UPOE


New CISCO SPA-1XOC12-POS-V2 | incl 19% VAT | 2 years Cybertrading warranty


*NEW SEALED* CISCO WS-C3650-48PWD-S Catalyst 3650 48 Port PoE 2x10G Uplink


CISCO 4-10GE Cisco CRS-1 Series 4x10GE Interface Card


*NEW Factory Sealed* CISCO WS-C3850-48PW-S Catalyst Switch 3850


Cisco AIR-CT5508-50-K9 5500 Series Wireless Controller for up to 50 Cisco access


New Sealed Cisco WS-C3850-24U-E 24 10/100/1000 Ethernet UPOE ports Switch


NEW Cisco WS-C3850-48F-S 48 10/100/1000 Ethernet PoE+ port Switch 1100W AC power


Cisco Supervisor MSE 8050 CTI-8050-SUP-K9 w/ 256Mb CompactFlash


Cisco CISCO3925-E-V/K9 Integrated Services Router


CISCO ASA 5580-40 APPLIANCE - ASA5580-40-10GE-K9


CATALYST 2960S STACK 48GIGE PO Cisco   WS-C2960S-48LPS-L


*** NEW Cisco WS-C3650-48FQ-S 48 POE+ GE, 4x10G, 1025W, IP base


New Sealed Cisco N3K-C3524P-10GX Nexus 3524x, 24 10G Ports Fast Shipping


NEW Cisco WS-C3650-48TD-S Catalyst WS-C3650-48TD Layer 3 Switch 3650 48 Port


New CISCO ASA-CSC20-250-1K | incl 19% VAT | 2 years Cybertrading warranty


Cisco WS-X45-SUP6-E= Supervisor card with CenterFlex technology


Cisco Systems SM-X-6X1G


New CISCO SPA-1XOC12-POS-V2 | incl 19% VAT | 2 years Cybertrading warranty


3rd Party CON-SNTP-A9KSP700 / 24X7X4 for Cisco ASR 9000 Series, 1 year


CISCO - WS-C3650-48PD-S - Catalyst 3650 48 Port, PoE 2x10G Uplink IP Base


CISCO - N2K-C2232TM-E-10GE - (32x1/10GT+8x10GE), airflow/power opt


CISCO - N2K-C2232TM-E - N2K-C2232TM-E-10GE (32x1/10GT+8x10GE), airflow/power opt


 Cisco Systems WS-C3850-24P-E incl 19% VAT // 2 years IT4Trade warranty


New Cisco Systems WS-X4448-GB-SFP incl 19% VAT // 2 years IT4Trade warranty


*Neuware New Sealed* CISCO WS-C3750X-48P-E 2YearsWnty WnVATfree €3950


New Cisco Systems ASA5525-IPS-SSP | incl 19% VAT | 2 years Cybertrading warranty


L-ASA5585-SEC-PL=  Cisco ASA 5585-X Security Plus - license


New Sealed CISCO Original SFP-10G-LR LOT of  16 Units


Cisco DCM-GBE-MK1 D9900/D9901 DCM GE Input/Output Board MKI


cisco WS-C4500X-16SFP+ factory sealed


10 Pcs. C2801-VSEC-SRST/K9 Cisco2801 VSEC Bundle Router w/PVDM2-8


Cisco AS535XM-2E1-60-D Universal Gateway AS5350XM 1YearWarranty 2+Available


NEW SEALED Cisco Meraki MX100-HW Firewall 250 VPN Users 1YearWaranty 2+Available


Cisco AS58-24CE1 Expansion module 1YearWarranty 2+Available


NEW SEALED Cisco WS-C4510R Switch 1YearWarranty 2+Available


CISCO WS-X6748-SFP= Catalyst 48-Port GigE Module


CISCO WS-X6716-10G-3CXL Catalyst 6500 16-Port 10 Gigabit Ethernet Module


*New In Box* Cisco WS-C3850-12XS-S Switch * Fast Shipment *


CISCO WS-C6504-E w/ Fan and Dual Power 1xWS-X6748-GE, 1x WS-X6724, 1x WS-SUP32


NEW Cisco WS-C3650-48FQ-S   CAT3650 48-GE PoE+ 4-10G SFP+ 1025AC IPB


NEW Cisco Catalyst WS-C3750X-48P-L 48 Port Ethernet Switch with 370 Watt PoE


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