Can you explain encapsulating, carrier and passenger protocol?

2400

---

On which layer does L2F, PPTP and L2TP operate?

3438

---

Can you explain PPP protocol?

2328

---

Can you explain PPP link process step by step?

2213

---

Can you explain PPP packet format?

2007

---

How does PPP use LCP for link control?

1963

---

What is GRE in PPTP?

2116

---

How does PPTP encapsulate data?

2576

---

Can you explain PAP?

2027

---

what does PPTP use for encryption and authentication?

1908

---

Can you explain the broader steps of how L2F establishes the tunnel?

2042

---

How do we do encryption and authentication in L2F?

2929

---

Can you explain L2TP?

2098

---

Can you define LAC

2129

---

How does L2TP process?

2229

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