Which WAN encapsulations can be configured on an asynchronous serial connection? 1 PPP 2 ATM 3 HDLC 4 SDLC 5 Frame Relay Â
| 1. | Which WAN encapsulations can be configured on an asynchronous serial connection?
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Answer: Option A Explanation: Please do not freak out because ATM is an answer to this question. ATM is not covered in depth on the CCNA exam. PPP is mostly used for dial-up (async) services, but ATM could be used as well, though it typically is not used anymore since PPP is so efficient. |
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