简述三中常见的DSL的差别？
简述三中常见的DSL的差别？
相关考题：
A Bridged 1483 network is grouping DSL users into a single subnet.Where must the CPE work station’s default gateway point?() A.ERX ATM IP addressB.DSL router IP addressC.DSL bridge IP addressD.ERX loopback address
The user of Host1 wants to ping the DSL modem／router at 192.168.1.254. Based on the Host1 ARP table that is shown in the exhibit, what will Host1 do()。 A.send a unicast ARP packet to the DSL modem/routerB.send unicast ICMP packets to the DSL modem/routerC.send Layer 3 broadcast packets to which the DSL modem/router respondsD.send a Layer 2 broadcast that is received by Host2, the switch, and the DSL modem/router
A Bridged 1483 network is grouping DSL users into a single subnet.Where must the CPE work station’s default gateway point？（）A、ERX ATM IP addressB、DSL router IP addressC、DSL bridge IP addressD、ERX loopback address
What will significantly degrade DSL performance， regardless of DSL rate or line length？ （）A、Microliters installed between a telephone and shared lineB、POTS splitters at the subscriber’s end of the DSL lineC、POTS splitters at the telco COD、None of the other alternatives apply
单选题当一个客户通过DSL连接Internet网，DSLmodem上面有4个LED灯，PWR是稳定的绿色灯，DSL是稳定的绿色，ACT没有亮，ENET没有亮，那么最有可能造成网络不同的原因是什么？（）Amodem没有检测到DSL信号B电话线被插到DSL插口C电脑的连接信号丢失Dmodem的电源信号没有开
问答题简述DSL 接入技术主要有哪些？有何区别？