E1 To 4 Port 10/100base T Ethernet Converter

WE are offering E1 to 4 port 10/100Base T Ethernet Converter to our highly valued clients. These are widely used in various sectors.
PRODUCT CHARACTERISTIC:
based on self-copyright IC;
4 exchanging 10/100M Ethernet, half/full duplex self adaptable, also supporting VLAN Isolation;
every Ethernet port supports AUTO-MDIX (crossed line and straightly connected line self-adaptable);
provides 2 clock types: E1 master clock, E1 line clock;
provides 3 kinds of loop-return function, namely E1 self-looping at local end, Ethernet self-looping at local end, and Ethernet being ordered to self-loop at remote end;
supports 75A A, unbalanced and 120A A, balanced impedance at the same time;
has self-reset function of Ethernet monitoring, equipment will not die;
with abundant presentation function of Ethernet data, can detect realtime data communication status
supports exchanging function of 1-4 Ethernet interface, can save one Ethernet exchanging device;
19inch rack for option

Parameter and specifications
E1 interface
Standard: E1 interface compatible with G.703 standard.
Rate: 2.048Mbit/sA 50ppm
Coding: HDB3
Impedance: 75ohm(unbalance) or 120ohm(balance)
Connector: BNC(75ohm) or RJ45(120ohm)
Jitter Performance: According to G.742 and G.823
10/100Base-T
Rate: 10M/100M, full/half duplex self adapt.
Protocol: support IEEE 802.3, IEEE 802.1 P, 802.1Q (VLAN)
MAC address table: 4096 MAC addresses.
Ethernet buffer: 64Mbits SDRAM