possibly however if you don’t understand how a mac address and ARP is used on a switched network, I kinda guess you are not going to be able get pass go, let alone pass an exam, brain dumps or no brain dumps, then again given the quality of people we have seen in the past 12 months who couldn’t even describe why you would subnet, some of which were applying for senior network engineer roles I really start to wonder….. just my 2c
On 11 Aug 2014, at 19:12, marc abel <[email protected]> wrote: > This question is very similar to one asked just last week down to needing > to check switch 1 from switch 4. I wonder if people aren't breaking NDA and > asking us to answer actual exam questions. > > > On Mon, Aug 11, 2014 at 1:00 PM, Andrew LaPorte <[email protected]> wrote: > >> The only way you can do that without remoting into the switch1 would be to >> have the same VLAN (layer2) connect from switch 1 to switch 4. You could >> then create a SVI (switched virtual interface - i.e. interface vlan <X>) on >> switch4 in the same vlan and ping the IP of the remote PC. Then do a show >> arp on switch 4 and you should see the mapping of mac to IP. >> >> Now if you have access to switch 1 - just remote into the switch and issue >> "show mac address-table dynamic <interface>". Not sure on the command as >> they change from switch to switch but show mac? should get you going. Also >> this only works on access ports with 1 device connected. If you have more >> than one device connected you will get a number of mac address shown. If >> you >> have more then 1 device then you can do the same procedure as above but >> only >> create the SVI on the original switch. >> >> Andy >> >> -----Original Message----- >> From: [email protected] >> [mailto:[email protected]] On Behalf Of Ahmed Haji Munye >> Sent: Monday, August 11, 2014 12:41 PM >> To: CC IE >> Subject: [OSL | CCIE_RS] Assume that we have full connectivity. I only need >> to find out and know the MAC address on PC 1 >> >> >> >> >> >> >> >> >> >> Hi >> >> Could anyone explain for me how do I exactly find out the MAC address of PC >> 1 connected to Switch 1 if I am sitting on Switch 4? >> >> Assume that we have full connectivity. I only need to find out and know >> the >> MAC address on PC 1 connected to SW1 >> >> Thanks >> Ahmed >> _______________________________________________ >> Free CCIE R&S, Collaboration, Data Center, Wireless & Security Videos :: >> >> iPexpert on YouTube: www.youtube.com/ipexpertinc >> >> _______________________________________________ >> Free CCIE R&S, Collaboration, Data Center, Wireless & Security Videos :: >> >> iPexpert on YouTube: www.youtube.com/ipexpertinc >> > > > > -- > Marc Abel > CCIE #35470 > (Routing and Switching) > _______________________________________________ > Free CCIE R&S, Collaboration, Data Center, Wireless & Security Videos :: > > iPexpert on YouTube: www.youtube.com/ipexpertinc _______________________________________________ Free CCIE R&S, Collaboration, Data Center, Wireless & Security Videos :: iPexpert on YouTube: www.youtube.com/ipexpertinc
