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1841 router IOS problem

I need help getting the IOS on a compact flash that somehow got erased so now I have to use the second 1841 in my lab to boot up the IOS on the first one. I also have IOS 15.4 that I want to put on both routers. I know I am supposed to be able to tft...

Resolved! 3750 switch problem bootup doesn't work

I am attaching a log for the 3750 switch that will not boot up. Can anyone tell me if there is something I can do to recover this switch. It is a lab switch and I have another 3750 and I know that these switches are stackable. I just do not know why ...

Resolved! Wake On LAN and Nexus 7K

Hi.The server/workstation admin at $POE has dropped on me that he wants to start using Wake On Lan (WoL) to allow him to push software updates and packages to PC's which are not turned on, but which support WoL.My internal network consists of a pair ...

darren.g by • Level 5
  • 9224 Views
  • 6 replies
  • 0 Helpful votes

Resolved! nexus 7000 error message

Hi all,can sombody of you explain what those error messages means? i am getting those error messages2013 Jul  8 14:38:36 n7k-p-ntr010 %L2MCAST-SLOT3-2-L2MCAST_MAC_FULL_LC: Failed to insert entry in MAC table for FE 7 swidx 19 (0x13) with err (mac tab...

RV082, can't get 100mb out on ports

i have an ISP which give me 100 mb.connecting my RV082 to DMZ,WAN2.at the modem i'm getting 78 to 85 mb.but when i connect to one of my ports i'm only see 54 mb max.any suggestions on how to get max output on any of my 8 10/100 mb ports?             ...

auldherb1 by • Level 1
  • 407 Views
  • 1 replies
  • 0 Helpful votes

DHCP Snooping Questions

Hey, I want to configure DHCP snooping on some new 3850s we just deployed.  1: If I enable DHCP snooping, and enable it on the VLANs on the switch, this will make all interfaces untrusted, correct?2: If I want clients to still get DHCP replies I must...

TCP out of order packets

Hi,We are getting TCP out of error packets while sending requests to outside. Though we can access the internet and also connectivity is fine. But some of the application is not working due to this error, specially TCP based application as on the rem...

winpwnkmr by • Level 1
  • 12521 Views
  • 5 replies
  • 0 Helpful votes

SpanningTree Head Scratcher

So I've ran across a STP issue that i'm having difficulty explaining the behavior. The problem is that I don't have a cable matrix but based on the show output, there's a clear L2 loop that STP isn't catching for some reason. Basically i have two swi...

nsti_0682 by • Level 1
  • 330 Views
  • 2 replies
  • 0 Helpful votes

DHCP snooping on aggregated links

We have 3560G(IP Base 15.0.2.SE4) as core and 2960's on access.We enable DHCP snooping on all switches with uplinks on 2960's and links to DHCP servers on 3560 configured as "trusted". All worked fine.Then we enabled link aggregation(two gigs between...

Basic 2960G configuration question

Hi all, I'm new to cisco and I have a basic problem: I have a 4506 switch and a new 2960G that I want to integrate to my network.I configured the interface (the one that is linked to the 2960G) of my 4506 switch, as follow :switchport mode trunk ecap...

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