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ISG1000

Part Number Description

NS-ISG 1000 Advanced System, 4-10/100/1000 ports, Fan Tray, 0 I/O modules, AC power supply, 0 VSYS

NS-ISG 1000 Advanced System, 4-10/100/1000 ports, Fan Tray, 0 I/O modules, DC power supply, 0 VSYS

GPRS upgrade kit for NetScreen-ISG 1000 systems

NS-ISG 1000 AC Power Supply

NS-ISG 1000 DC Power Supply

NS-ISG 1000 Upgrade Baseline to Advanced

5 to 10 NS-ISG 1000 Virtual System Upgrade

10 to 25 NS-ISG 1000 Virtual System Upgrade

0 to 5 NS-ISG 1000 Virtual System Upgrade

25 to 50 NS-ISG 1000 Virtual System Upgrade

NS-ISG 1000 Baseline System, 4-10/100/1000 ports, Fan Tray, 0 I/O modules, AC power supply, 0 VSYS

NS-ISG 1000 Baseline System, 4-10/100/1000 ports, Fan Tray, 0 I/O modules, DC power supply, 0 VSYS

NetScreen-ISG Fan Module, for dark grey chassis, ISG 1000 & ISG 2000

NetScreen-ISG Blank I/O Interface Panel, dark grey chassis, ISG 1000 & ISG 2000

Mini-GBIC Transceiver (LX) for NetScreen-500/5000, ISG 1000/2000

Mini-GBIC Transceiver (SX) for NetScreen-500/5000, ISG 1000/2000

BLOG

January 07, 2026
Highway offramp meme with 400G ahead and 100G to the right

If you listen to vendor roadmaps and conference keynotes, you’d think anything below 400G belongs in a museum. But step into real networks in 2026 — service providers, regional ISPs, enterprise data centers, hybrid-cloud edges — and a very different reality emerges.

100G...