Why Can HDLC But Not PPP Go Up on a POS Interface When Remote Loopback Is Performed on This Interface?

Created Apr 13, 2017 08:40:15Latest reply Apr 13, 2017 14:56:48 794 2 0 0
Why Can HDLC But Not PPP Go Up on a POS Interface When Remote Loopback Is Performed on This Interface?
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  • convention:

user_2790689  Expert   Created Apr 13, 2017 11:43:59 Helpful(0) Helpful(0)

ding
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  • convention:

Adamcolob     Created Apr 13, 2017 14:56:48 Helpful(0) Helpful(0)

When remote loopback is performed on a POS interface, the magic number mechanism of PPP will detect a loop, causing LCP negotiation to fail. As a result, the link layer protocol PPP cannot go Up.
  • x
  • convention:

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