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YLearn's user avatar
YLearn's user avatar
YLearn's user avatar
YLearn
  • Member for 11 years, 1 month
  • Last seen more than 1 year ago
  • Chicago, IL
62 votes
Accepted

TCPDump - Filter by MAC Address

43 votes

Why are Ethernet Standards written in the form of 10/100/1000? Why not just 1000?

33 votes
Accepted

NACK vs. ACK? When to use one over the other one?

31 votes
Accepted

Is there such thing as a network bridge?

23 votes

What's the difference between an Ethernet cable and a UTP cable?

22 votes

Network Neutrality, how does it actually work, technically speaking?

21 votes
Accepted

Ethernet termination density per rack and space planning

21 votes
Accepted

Why does WLAN use Collision Avoidance and not Collison detection?

20 votes
Accepted

Four layer-2 addresses in 802.11 frame header

19 votes
Accepted

Internet Cable Has Been cut in two and taped back together

18 votes

Difference between router and gateway

17 votes
Accepted

Switchport mode access VLAN & switchport mode trunk on one interface

17 votes
Accepted

Is a wireless only network (for end users) a viable option?

17 votes
Accepted

Stateful vs Stateless IPv6?

16 votes

How do wifi clients detect SSIDs from APs?

16 votes
Accepted

Ethernet Cable Orientation

16 votes
Accepted

mtr output with high packet loss on one hop

15 votes
Accepted

Why does Cisco ios save and display access list entries out of order?

15 votes

Is a DHCP offer packet a broadcast or unicast?

15 votes

Can I truly multicast over WIFI?

14 votes
Accepted

How many stack cables would be needed if we want to stack two 3850 switches

14 votes
Accepted

How does a WiFi range extender work?

14 votes
Accepted

Switchport in half duplex - Download speed suffering but upload was fine

14 votes
Accepted

How to repair a break in a long Cat-5e cable run

14 votes
Accepted

Why can't I ping from one computer to another using L3 cisco 3550 switch?

14 votes
Accepted

Preventing STP loops in etherchannels configurations

13 votes
Accepted

Does a wireless access point has a role between two wireless devices?

13 votes

What is the benefit of a Cisco "top of rack" design?

13 votes

What is the purpose of network address?

13 votes
Accepted

What use are MAC addresses?

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