Why is port 139 open?

949

What is ipconfig command?

1107

What is default gateway ip?

974

In which layer SMTP is used?

1157

What is IPv6 (Internet Protocol version 6)? What is multicasting? Explain the headers of packet format of IPv6 and IPv4?

1066

How can I check if port 80 is open?

998

How can we measure the performance of an ip link?

1007

Explain how many hosts can be on each network? Consider a fixed subnet partition of a class b network number that will accommodate at least 76 networks.?

1314

How do I know my ip address ubuntu?

1057

Whats frequency of waves?

1078

How do I check if my firewall is blocking a port?

1018

How many hosts can be on each network? Consider a fixed subnet partition of a class b network number that will accommodate at least 76 networks.?

1120

Why is smb used?

958

How do process communicate?

986

What port can I use instead of 80?

1014