• Do routers change packet IP info at each hop?

    I'm taking classes for CCNA certification and think my professor may be wrong about this... She says that at each hop, the router strips the source and destination IP and updates it to reflect its IP as the source and the next router's to be the destination. But it seems to me that if that's the...

    TJEnger5 pointsBadges:
  • Can someone see what I’m browsing through network server?

    If anyone knows my laptop's MAC address, will they able to see what I'm browsing when I'm connected to their network server?

    nazurul1235 pointsBadges:
  • MAC address binding

    If a MAC address is bind to one port of the switch and the computer with that MAC address is plugged to another port, will the switch allow the connection?

    Qamber5 pointsBadges:
  • What is the need of a MAC address?

    When two nodes are communicating then each of them has a IP address through which each of them can communicate even when they are on separate networks then what is need of MAC address to communicate. I cant understand the need of ARP, can you please help me out?

    gssanyam125 pointsBadges:
  • P2P on my phones found in an application

    MULTICAST enabled with my Mac address p2p0 found on network tool. I want to know who did this and how do I remove it.

    Chris19645 pointsBadges:
  • What does a switch do with a frame addressed to a MAC address that is not in its MAC address table?

    What does a switch do with a frame addressed to a MAC address that is not in its MAC address table?

    Hotti4sho5 pointsBadges:
  • MAC addresses and IP addresses work together for a computer to talk

    How do MAC addresses and IP addresses work together for a computer to talk?

    marioenriquez765 pointsBadges:
  • CLIENT MAC ADDR 00 16 35 66… GUID: 0EF0C… error on startup

    When I turn on my desktop PC it displays the HP invent Logo and then I get the following display HP UNDI PXE-2.1 V8.1.53 (then some HP copyright stuff) HP Base Code PXE-2.1 v1.0.2 (then some HP copyright stuff) and the following errors:CLIENT MAC ADDR: 00 16 35 66 31 52 GUID: 0EF0C819 2CB9 DA11...

    Frajan35 pointsBadges:
  • Why is a IP address needed?

    Our MAC address is unique so we can send packets or frams using MAC address. Then what is the importance of IP address? I think IP address can help to identify location but MAC address help to identify the network. If the same IP address is in the same network, how can we identify the location?

    kavuri6karthikeyan5 pointsBadges:
  • Getting MAC address from Ubuntu machine using C program

    For my job, I'm currently using Ubuntu. Is there a way I can get my MAC address from the machine I'm using using a C program? Thanks for the help.

    ITKE983,200 pointsBadges:
  • How is my roommate hacking my MAC address?

    How is it to be known that my roommate hacks my MAC address and then hangs all my data traffic as soon as I open my Windows 7 laptop for personal use?

  • Client MAC address error

    I am having a problem with Intel PC. When it boots it gets to the client MAC addr xxxxxxx Guid xxxxxxxxx then Intel boot agent exiting and then windows starts. It keeps doing this over and over. Any suggestion as to what the issue may be?

    Sheharyar5 pointsBadges:
  • Error while starting Dell Inspiron laptop

    I am getting below error when I start my Dell laptop and nothing happens ahead. CLIENT MAC ADDR: 78 2B CB EB CB DC GUID: 44454C4C-5300-1052-8 DHCP and when I press escape button then massage appears - Reboot and select proper boot device or insert boot media in selected boot device and press a key....

    manojjoshi6587115 pointsBadges:
  • Clone another person’s Whatsapp

    Can I clone another person whatsapp. I don't have physical access to the phone, however I have access to the MAC number and I can receive the whatsapp message code.

    p1969garcia5 pointsBadges:
  • Bits in MAC address

    What are the number of bits in my MAC address?

    RGT26365 pointsBadges:
  • MAC address binding in Layer 2 and Layer 3 switches

    How can we do MAC address binding in Layer 2 (L2) and Layer 3 (L3) switches?

    NetworkingATE1,545 pointsBadges:
  • Wireless and the perfect tool set

    Okay, my home network is setup so that I have my two desktops plugged in via ethernet and two laptops accessing my router via wireless. I'm using all sorts of programs at the moment to analyse my network and monitor IP addresses, etc. But, I still find my network attached to a MAC address other...

    Alucard5 pointsBadges:
  • How do I calculate the 48-bit of a MAC address?

    How do I calculate the 48-bit of a MAC address

    Bubai10 pointsBadges:
  • What is a MAC address?

    Can anyone tell me what is the MAC address?

    Brijesh14,450 pointsBadges:
  • Getting my machine’s MAC address using a C program

    I've been working with Ubuntu the past few weeks. Is there a way I can get the MAC address using my C program? Any help would be appreciated.

    ITKE983,200 pointsBadges:

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