Cisco CISCO2821-AC-IP Introduction
Cisco's CISCO2821-AC-IP router combines AC power with Power over Ethernet (PoE), two Gigabit Ethernet ports, four High-Speed WAN Interface Cards (HWICs), three Packet Voice and Data Modules (PVDMs), one Network Module Enhanced (NME-X), and two Advanced Integration Modules (AIMs). Ideally suited for enterprise and service provider edge applications, it delivers robust performance and scalability.
Model | AC Power | PoE Support | Gigabit Ethernet Ports | HWIC Slots | PVDM Slots | NME-X Slots | AIM Slots | IP Base Software |
---|---|---|---|---|---|---|---|---|
CISCO2821-AC-IP | Yes | Yes | 2 | 4 | 3 | 1 | 2 | Yes |
Cisco 2811 | Yes | No | 2 | 4 | 3 | 1 | 2 | Yes |
Cisco CISCO2921/K9 | Yes | Yes | 3 | 4 | 3 | 2 | 2 | Yes |
Cisco CISCO2951/K9 | Yes | Yes | 3 | 4 | 3 | 2 | 2 | Yes |
Cisco 2851 | Yes | No | 2 | 4 | 3 | 1 | 2 | Yes |
Cisco ISR4321/K9 | Yes | Yes | 2 | 2 | 2 | 0 | 1 | Yes |
Cisco ISR4331/K9 | Yes | Yes | 3 | 3 | 2 | 0 | 1 | Yes |
Model | Description |
---|---|
CISCO-CON-SNT-2821 | SMARTnet support for CISCO2821 |
CISCO-VIC3-2FXS/DID | Two FXS Voice Interface Card |
CISCO-MEM-2821-512MB | 512MB DRAM for Cisco 2821 |
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