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      Support Home Friday, 18 April 2014      
 
FRM220 vs FRM220A
FRM220 and FRM220A are sometimes confused, thinking that FRM220A is a replacement for the mature FRM220. This is not the case, and this FAQ was created to answer the most frequently asked questions on 220 vs 200A.
 
FRM220 and FRM220A Online Demo

The FRM220 Platform Media Chassis features non-intrusive in-band management for all protocols. Currently supported NIDs (Network Interface Devices) are 10/100Base Etherent (TS1000 hybrid in-band), 10/100Base Ethernet (802.3ah), Gigabit Ethernet (802.3ah), E1/T1 (G.703/704) over fiber, FXO/FXS Voice over fiber converters, STM-1/OC3 (155M) Optical converter/Repeater card, Serial (RS-485/422/232) over fiber, Hi-speed (up to 9M) Synchronous/Asynchronous Data (V.35, RS-530/449,X.21) over fiber, and Inverse Multiplexer for Ethernet over 5,8,or16 E1 via GFP-F protocol. Other option cards include E1/T1 Cross Rate converter, 2.7G 3R transponder (3R repeater), 10G 3R transponder (3R repeater), and a 4xE1/T1+100M Ethernet Fiber Optical Multiplexer card.

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Newsflash
The FRM220 is a 20 slot 2RU tall 19" rack mountable platform media converter chassis with redundant power and all hot swappable design. Logon to our support web for more details on how you can demo the web management online.
 
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