Description
售后服务，国外厂商通常情况下配品、备件供应价格高，且不能及时提供。DCS用户应选择厂商实力雄厚的，技术力量强的、境内技术支持好的厂家。计算机技术发展很快，DCS厂家也会不断更新它的产品，新旧产品兼容性要好才行，个别厂家新旧系统不兼容，系统升级时造成很大损失。国内的DCS厂家配品、备件供应比较及时，售后服务方面做的也比较好。
Juniper ERX OC3/OC12-ATM 4 Port OC3/1 Port OC12/T3DS3
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Terayon CP7585 8VSB to ASI Demodulator New Surplus Unit
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Nokia NIF4500KIT C1 2 Port GbE MMF Card ADP
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Nokia NIF4007FRU 2 Port v.35 I/F Card for IP650
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Nokia NIF4500000 2 Port GbE MMF Card ADP
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Juniper PE-1GE-SX-B 1Port SX PIC M5 M7i M10 M10i Router
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Extreme Networks G16Xi 16-Port 51051 1000B SFP BD6808
