as long as I can "debug ip ospf adj", "debug ppp authentication", and "debug ip routing" I am happy :)
________________________________ From: Jay McMickle <[email protected]> To: George Leslie <[email protected]> Cc: IPExpert Study List <[email protected]> Sent: Wednesday, May 30, 2012 11:54 AM Subject: Re: [OSL | CCIE_RS] Troubleshooting section on R&S exam I think your "pal" was being a bit hard on you! If you can learn to live on only worms, would you? Nah. I like the dedication and determination you've got. That will get you very far. Good luck. Regards, Jay McMickle- CCIE #35355 (R&S) Sent from iJay On May 30, 2012, at 9:06 AM, George Leslie <[email protected]> wrote: > > Hi all,OK the reason I asked. A colleague set me up a troubleshooting lab. > All commands were authorized via TACACS. "show run", "show start", "more > nvram:running-config" etc etc etc were ALL banned. There was AAA accounting > on there was well, and any attempt to use them was an instant fail. As was > any piped version. So: "show runn | s ospf" was banned."show runn | b 0/1/0" > was banned"show runn | i pim" was banned. You get the idea. You not only had > to use other command to find out what the problem was, BUT, you could not see > the syntax of an offending command to remove it!! If necessary, you had to > get all parameters from show commands, get syntax from docCD, issue the "no" > version blind, issue the proper version and could only verify by other > command than "show runn". The lab was a full CCIE mock: 2 hours, 10 > tickets....80% pass mark. I challenge you: next time you do either a config > lag or a troubleshoot lab, see how far you get before you have to...or would norma ll > y....resort to a "show run" or variant!!!! For all the "purists" out there, I > think it will come as a bit of a shock!! Happy labbing. Regards George. > Date: Wed, 30 May 2012 08:48:26 -0500 > Subject: Re: [OSL | CCIE_RS] Troubleshooting section on R&S exam > From: [email protected] > To: [email protected] > CC: [email protected]; [email protected] > > One thing to be careful with show run is that they could put in fake > access-lists, route-maps, etc. These take you some time to figure out they > aren't actually causing your problem. > Maybe you see an access-list that denies OSPF. Ah ha! you think, surely this > is why my neighbor isn't coming up. A minute later you find that the > access-list isn't called anywhere. Now you have spent an extra minute and are > still no closer to a solution. > > That said, sometimes the fastest way to find the issue is show run. For > instance I think that a "show run int s0/1" is a great way to start > troubleshooting a frame relay problem. > > > On Wed, May 30, 2012 at 7:39 AM, Jay McMickle <[email protected]> wrote: > > No limitations. > > > > I think Marc Abel said it the other day about ACL's, too. Don't remove them > if they are the issue. Simply prepend the appropriate statement in a higher > sequence to make it work. > > > > Troubleshooting is a difficult area to state don't use "sh run". However, it > should be the last measure. If you are told to reach a router from a router, > think routing protocols, tables, and reachability. A sh ip route x x, or a sh > run | s router or sh ip protocols would be your first check. If the route > exists, go to the next item- remote device route filtering, interface ACL, > traceroute, etc. > > > > > An instructor once told me- Take a quick guess after thinking about a top 3 > issues list. Take a quick look, and then think about what type of command it > would be that would cause the issue. Is it a global command or interface > command. That idea was the best single piece of advice I received. > > > > > In summary- think about the sections of the config that would be the problem, > after thinking about the technology that would enable it. Then, view only > those sections and resolve it and move on. > > > > The secret of my success was repetition, multiple vendors, and labbing, > labbing, followed by labbing. I logged 150+ hours of actual rack time the 5 > weeks leading up to my lab, with no days off. I was labbing 4+ hours a day, > and it paid off. Don't get relaxed about fulfilling your dream. Go get it- > sleep later! > > > > > Happy labbing! > > > > Regards, > > Jay McMickle- CCIE #35355 (R&S) > > Sent from iJay > > > > On May 30, 2012, at 4:30 AM, George Leslie <[email protected]> > wrote: > > > >> > >> > >> > >> > >> Hi all,Very simple question! On the troubleshooting section of the real >> exam, are you barred from using "show runn" or "show start"? Reason I ask is >> that lots of verification you see in the lab books and the videos tend to >> shy away from using show runn etc. I just wondered if this was to try and >> build good habits, or out of necessity due to show runn being not allowed? >> Regards, George. > > >> _______________________________________________ > >> For more information regarding industry leading CCIE Lab training, please >> visit www.ipexpert.com > >> > >> Are you a CCNP or CCIE and looking for a job? Check out >> www.PlatinumPlacement.com > >> > >> http://onlinestudylist.com/mailman/listinfo/ccie_rs > > _______________________________________________ > > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > > > http://onlinestudylist.com/mailman/listinfo/ccie_rs > > > > -- > Marc AbelCCIE #35470(Routing and Switching) > > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > http://onlinestudylist.com/mailman/listinfo/ccie_rs _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
