What does ISDN stands for?
How much B-ISDN can support bandwidth?’
Which encapsulation method you will use in frame relay network?
Can you connect to outside world without WAN?
At which layer of OSI layer model does PPP work?
Can DCHP work on WAN link?
What make you to make DR, BDR and BRO in frame relay network?
Which command in frame relay shows lmi type?
How much ISDN support for data rate?
You just mapped and configured frame relay on network, which command will show your frame relay mapping?
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