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Resolved! OSPF design question

Hi there,I have 3 sites, and in each site I have a collapsed core/distribution/access layer setup. I don't have any users, only servers.There are two 4500 switches in each location, both running OSPF. The problem I'm noticing is that since I basical...

branfarm1 by • Level 4
  • 439 Views
  • 3 replies
  • 0 Helpful votes

Forwarding Data - Is this possible

Hi All,Have a configuration issue: I have a device on a LAN that Gathers data and then forwards that data to another IP address on the same subnet. It is custom software that is hard-coded with the destination address, the source address and destinat...

Orange Status LED on WS-C2950G-24-EI

As the title suggests I have an orange status LED on the switch. Also, the unoccupied ports in the middle of the switch are solid orange(ports 8-17, with the exception of 9 which has no orange light).I have been unable to determine the cause of this ...

Resolved! Port Security on 3560??!

Hi, i'm running 12.2(50) on a 3560-48PS and want only the phone and a single pc attached to the port (which i have for this example) but i cannot get this to work.I currently have:interface FastEthernet0/10 switchport trunk encapsulation dot1q switch...

thanmad by • Level 1
  • 2023 Views
  • 12 replies
  • 0 Helpful votes

Cat 6500 upgrade

I have a 6509 currently running in Hybrid mode that I am researching to upgrade to native IOS.On a regular switch, I can delete the old IOS image to make room in the flash for the new IOS image.During the process I need to have the new IOS up on the ...

Confusion about Portfast

I am currently wrapping up my ICND2 studies and started reviewing some official Cisco Press documentation. This statement has been bothering me for some time now.I quote, "Portfast is used on access ports that are connected to a single workstation o...

Resolved! tcp segment and number of bytes

Hi every body!My book shows different examples of tcp segments.one example shows a tcp segment carrying 1000 bytes of data, while the other example shows 550 bytes of data being carried in data field of tcp segment .The question how is the number ...

sarahr202 by • Level 5
  • 1572 Views
  • 2 replies
  • 0 Helpful votes

Resolved! Move REAL IP address between buildings

I have a 7 building MAN setup with fiber interconnecting all buildings. At Bldg 1 is my ISP connection, with a block of 5 real IP addresses. At building 2 I need to put a device that wants one of those REAL IP addys. How do I do that? All 3560s i...

Resolved! cpu readings

I have attached a truncated output from process history command..Queries-a) The most recent reading on left side is the first row or second rowb)If we look at right corner, the time goes to 65-70( minutes i believe). How is it that it goes beyond 60 ...

suthomas1 by • Level 6
  • 244 Views
  • 1 replies
  • 0 Helpful votes

Help 6500 upgraded with sup 720

Hi we have just upgraded our 6500 with a supervisor 720. we have older line cards which needed the dfc removing to work. The problem is we get high CPU util 99% for around 5 mins intermittently on the new 720.anyone have any ideas?

smwager52 by • Level 1
  • 239 Views
  • 1 replies
  • 0 Helpful votes

6509 All Routing Dropped

I have three sites running EIGRP in a ring topology. Sites 1 and 2 have been up and running for years, we added site 3 recently.We've run into an issue where every so often the 6509 in site 3 basically drops all routes for about 6 minutes. It un-ne...

LACP on CAT 6500

Hi,Our cat 6509 has many port channel configured with channelprotocol as PAGP, now we would like to enable LACP on few ports to bundle them in channel, by ebabling LACP on 6509 as below "set channelprotocol lacp 6"Will this effect the exsisting port ...

NX-OS: Redistribute static to OSPF

Hi all,I'm a bit new to the Nexus switches and I'm trying to do something which I've done in the past without problems. I want to restrict what static routes are redistributed into OSPF. Now looking at the commands under the OSPF instance they look...

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