C2851-35UC-VSEC / K9

Cisco C2851-35UC-VSEC/K9 is a high-performance integrated services router designed for advanced IP communications. Ideal for enterprises, this router offers robust security, versatile communication licenses, and substantial memory, making it perfect for complex network environments.

C2851-35UC-VSEC/K9 Product Highlights

• ● 2851 Series Router
• ● PVDM2-48 Module
• ● NME-CUE included
• ● Advanced IP features
• ● 128F/512D Memory

Product Features Comparison

Model	Processor	Memory	WAN Slots	Ethernet Ports	Security Features	VoIP Capability	Expansion Options
Cisco C2851-35UC-VSEC/K9	800 MHz	128F/512D	2	2 GE	Advanced IP	Yes	PVDM2-48, NME-CUE
Cisco 2821	400 MHz	64F/256D	2	2 FE	Basic	Yes	PVDM2 Slot
Cisco 2811	350 MHz	64F/256D	2	2 FE	Basic	Yes	PVDM2 Slot
Cisco 1841	266 MHz	32F/128D	1	2 FE	Basic	No	PVDM2 Slot
Cisco ISR 4331	2.4 GHz	4G	2	3 GE	Advanced	Yes	NIM Slots
Cisco ISR 4351	2.4 GHz	8G	3	3 GE	Advanced	Yes	NIM Slots
Cisco ISR 4451-X	2.4 GHz	8G	3	4 GE	Advanced	Yes	NIM Slots

C2851-35UC-VSEC/K9 Product Application Scenarios

• ● Enterprise VoIP solutions
• ● Branch office networking
• ● Advanced IP communications

Optional Add-ons

Model	Description
PVDM3-64	64-channel high-density voice module
NME-AIR-WLC	Wireless LAN controller module
HWIC-4ESW	4-port Ethernet switch HWIC

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