Realize the conversion between one E1 interface and one 10 / 100Base-T Ethernet interface, non framing / framing optional
Provide ITU-T G.703 standard E1 interface and one 10 / 100Base-T Ethernet interface conversion. It is widely used in networking and monitoring between Wan and LAN.
（Mainstream products in China）
（1）Integrated circuits based on independent intellectual property rights;
（2）Support full / half duplex full adaptation and VLAN protocol;
（3） Ethernet port supports auto-mdix (cross line and straight line adaptation)；
（4）Two clock modes are provided: E1 master clock and E1 line clock;
（5）Three loopback functions are provided: E1 local end loopback, Ethernet interface loopback to the remote end, and opposite end Ethernet loopback to the local end;
（6）It has pseudo-random code test function, which is convenient for line opening, that is, it can be used as an E1 bit error meter;
（7）oth 120 Ω / balanced and 75 Ω / unbalanced impedances are supported;
（8）With Ethernet monitoring and automatic reset function, it will not crash;
（9）Rich Ethernet data prompt function to prompt the data communication status in real time.