What is port 443 normally used for?

808

---

What is port 139 commonly used for?

743

---

Why is port 139 open?

769

---

Is a form of interprocess communication?

911

---

What is smb used for?

837

---

What is port 110 used for?

842

---

How does a messaging queue work?

810

---

Is port 80 and 8000 the same?

890

---

How do you check if smtp port is open?

821

---

What port can I use instead of 80?

812

---

What is p and v in semaphore?

791

---

What is the difference between unidirectional and bidirectional?

813

---

How are semaphores used?

862

---

What is the purpose of message queue?

784

---

What are the 4 types of laws?

782

---