協(xié)議轉(zhuǎn)換器、轉(zhuǎn)換器、網(wǎng)橋系列： 1、        E1/10（100）Base-t(LT-2048B)/E1網(wǎng)橋、E1轉(zhuǎn)以太網(wǎng)、G..703轉(zhuǎn)以太網(wǎng)、BNC轉(zhuǎn)以太網(wǎng)、2兆轉(zhuǎn)以太網(wǎng)、2M轉(zhuǎn)以太網(wǎng)、E1轉(zhuǎn)RJ45,E1轉(zhuǎn)RJ45、G703轉(zhuǎn)RJ45、BNC轉(zhuǎn)RJ45、2兆轉(zhuǎn)RJ45、2M轉(zhuǎn)RJ45、E1轉(zhuǎn)IP、E1/IP、BNC/RJ45、E1/RJ45、G.703/RJ45 G.703/IP 2、        E1/V.35（LT-2048A）、E1轉(zhuǎn)V.35、G..703轉(zhuǎn)V.35、BNC轉(zhuǎn)V.35、2兆轉(zhuǎn)V.35、2M轉(zhuǎn)V.35、2M/RJ45、BNC/V.35 3、        E1/ V24、E1轉(zhuǎn)V24、BNC轉(zhuǎn)V24、2兆轉(zhuǎn)V24、2M轉(zhuǎn)V24 4、        E1/232、E1轉(zhuǎn)232、BNC轉(zhuǎn)232、2兆轉(zhuǎn)232、2M轉(zhuǎn)232 5、        V.35/10（100）Base-t(LT-2048D)、V.35轉(zhuǎn)以太網(wǎng)、V.35轉(zhuǎn)以太、V35轉(zhuǎn)以太網(wǎng)、V35轉(zhuǎn)RJ45、V.35/RJ45 6、        4E1/10(100)BaseT（ LT-4E10B）、4E1網(wǎng)橋、4E1協(xié)議轉(zhuǎn)換器、4E1轉(zhuǎn)以太網(wǎng)、4E1轉(zhuǎn)以太、4E1轉(zhuǎn)IP、4E1轉(zhuǎn)RJ45、4E1/IP、4E1/RJ45 7、        8E1/10(100)BaseT（ LT-8E10E）8E1網(wǎng)橋、8E1協(xié)議轉(zhuǎn)換器、8E1轉(zhuǎn)以太網(wǎng)、8E1轉(zhuǎn)以太、8E1轉(zhuǎn)IP,8E1轉(zhuǎn)RJ45、8E1/IP、8E1/RJ45 8、        16E1/10(100)BaseT（ LT-16E10E）16E1網(wǎng)橋、16E1協(xié)議轉(zhuǎn)換器、16E1轉(zhuǎn)以太網(wǎng)、16E1轉(zhuǎn)以太、16E1轉(zhuǎn)RJ45、16E1轉(zhuǎn)IP、16E1/IP、16E1/RJ45