MACOH-E is enhanced version of LAN to WAN packet forwarding device. Along with the functions of Ethernet packet forwarding with layer 2 bridging via HDLC frames from previous version (MACOH), MACOH-E supports various kinds of bridging function required by emerging xDSL market including source MAC address limitation,WAN traffic rate control,management packet communication,flow control based on 802.3x,and performance monitoring with CPU interface.*Applications- Modems and concentrators with xDSL,optic,and synchronous serial interface*Reference site: 25 system makers(200k pcs)