Do not throw your existing switches for PoE. Now convert your normal swotches into PoE Network, 802.3af Standard means it will run your IP Phones (any brand) and PoE Cameras. Best cost effective option with more power budget.
The 2N 2Wire is IP extender kit which enables you use PoE switch at long distance by using 2 twisted pair and using multiple devices at other end. Can be better explained in picture
Cisco SRW248G4-K9-NA
- 2 x combo Gigabit SFP
- 48-port 10/100
- Alternate for Linksys SRW248G4
The T1600-G-18TS is a high performance yet cost effective L2+ managed switch. It offers powerful features such as static routing and enterprise grade QoS. All ports are Gigabit capable. Built-in security features protect you against multicast and unicast storm. It can be configured easily with web management access. Along with these cutting edge features it provides all the features that are to be expected from an industry-class network switch such as vLANs, IP-MAC port binding, port isolation, port mirroring, STP/RSTP/MSTP and IGMP snooping making it ideal choice for medium to large enterprise.
BDCOM S2500-C Series is a new-generation intelligent gigabit access switch designed for carrier's IP MAN and enterprise networks
The MikroTik RouterBOARD RB750GR3 hEX Gigabit Broadband Router is a small five port Ethernet router with big features, advance routing rules and websites blockage like youtbe or facebook etc to increase productibity of employees