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Общая информация (CISCO1841-ADSL2)
Cisco 1841 Integrated Services Router is part of the Cisco 1800 Integrated Services Router Series which complements the Integrated Services Router Portfolio. Cisco 1841 router offers embedded hardware-based encryption enabled by an optional Cisco IOS Software security image; further enhancement of VPN performance with an optional VPN acceleration module; an intrusion prevention system (IPS) and firewall functions; interfaces for a wide range of connectivity requirements, including support for optional integrated switch ports; plus sufficient performance and slot density for future network expansion and advanced applications as well as an integrated real-time clock.
The Cisco 1841 Integrated Services Router provides the following support:
- Wire-speed performance for concurrent services at T1/E1 WAN rates
- Enhanced investment protection through increased performance and modularity
- Enhanced investment protection through increased modularity
- Increased density through High-Speed WAN Interface Card Slots (two)
- Support for over 90 existing and new modules
- Support for majority of existing WICs, VWICs, and VICs (data mode only)
- Two Integrated 10/100 Fast Ethernet ports
- Security
- On-board encryption
- Support of up to 800 VPN tunnels with the AIM Module
- Antivirus defense support through Network Admission Control (NAC)
- Intrusion Prevention as well as stateful Cisco IOS Firewall support and many more essential security features
| Specification | |
| Max Transfer Rate | 24 Mbps |
| Protocols & Specifications | ITU G.992.3 (G.DMT.bis), ITU G.992.5, ITU G.992.1 (G.DMT) Annex A |
| Digital Signaling Protocol | ADSL, ADSL2, ADSL2+ |
| OS Provided | Cisco IOS |
| Software Included | CISCO IOS BROADBAND ROUTER |
| Connectivity Technology | Wired |
| Encryption Algorithm | DES, Triple DES, AES |
| Data Link Protocol | Ethernet, Fast Ethernet |
| Network / Transport Protocol | IPSec |
| Voltage Required | AC 120/230 V ( 50/60 Hz ) |
| Manufacturer | Cisco Systems, Inc |
| Manufacturer Part Number | CISCO1841-ADSL2 |
| Product Type | Router |
| Type | DSL modem |
| Remote Management Protocol | SNMP |
| Features | Firewall protection, 128-bit encryption, hardware encryption, VPN support, URL filtering, 256-bit encryption |
| Interfaces | 2 x 10Base-T/100Base-TX - RJ-45 Management : 1 x console - RJ-45 Serial : 1 x auxiliary - RJ-45 WAN : 1 x ADSL |
| Form Factor | Desktop - modular - 1U |
| Compliant Standards | CSA, CTR 21, CISPR 22 Class A, CISPR 24, EN 60950, EN 61000-3-2, EN 61000-3-3, EN55024, EN55022 Class A, UL 60950, EN50082-1, EN 61000-4-4, EN 61000-4-2, EN 61000-4-3, EN 61000-4-6, CS-03, EN 61000-4-5 |
| Expansion Slot(s) | 1 (total) / 1 (free) x AIM 2 (total) / 1 (free) x HWIC Memory 1 CompactFlash Card |
| Width | 34.3 cm |
| DRAM Memory | 128 MB (installed) / 384 MB (max) - SDRAM |
| Power Device | Power supply - internal - 50 Watt |
| Depth | 27.4 cm |
| Weight | 2.7 kg |
| Flash Memory | 32 MB (installed) / 128 MB (max) |
| Height | 4.8 cm |
| Framing Format | ANSI T1.413 |
Теги: CISCO1841-ADSL2 Cisco