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Cisco Community - Lab Series

Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...

Trunked links and STP Convergence

Hi all,We in the final steps of a fork-lift upgrade going from sup2 catos to sup720 IOS. Here's the issue we have been working under every tight outage windows, so we swung half the links over onto to the new pair of 6k, but left one of the links shu...

Resolved! Finding Memory for Sup2 new IOS version

I'm trying to upgrade some old Sup 2's to a new version of IOS. However I need to know how much DRAM is on board to make sure I stay within the requirements (Already know I need a bigger flash card to store the image on).Other than show ver (pasted ...

memory leak 3750-48ts

Hi all,We have installed 36 3750 in our computercenter. Now we have noticed that same of them can't be managed. Reboot fix the problem. We are running 12.2(50)SE. Console says "no memory try later". The switch is running ok, but no management.Has any...

mruuth by • Level 1
  • 919 Views
  • 4 replies
  • 0 Helpful votes

HSRP on WS-C4507R Supervisor II +

HiI need to start configuring HSRP on a WS-X4013+ supervisor.The spec for this supy does not seem to specify what the maximum number of VLANs that can configured with HSRP is. Can anyone help with this?ThanksAllan

ayeoman by • Level 1
  • 1289 Views
  • 8 replies
  • 0 Helpful votes

HSRP Design Question

Hi,To save on costs I am planning to cease a 100Mb LES100 circuit which we only use to monitor the HSRP state of two switches in different geographic locations. Looking at my design does anyone see any issues with using the links to the core switches...

Filter out static routes

I have a number of static routes that are being redistributed into BGP. Among them there are about 2 of the static routes that I would like to exclude from entering BGP table.

tapp30316 by • Level 1
  • 722 Views
  • 1 replies
  • 0 Helpful votes

Guide me for Subnet

I am using 192.168.1.0/24 network for my one of the site now i my all 254 host has been used.i am out of ip addresscan i use 192.168.0.0/23 subnet so that my first host ip will be 192.168.0.1/23 pls advise me may this is silly question but i hev some...

SFP module for 100FX

Hi,I've just bought a media convertor that converts from 10/100BaseT to 100FX. Currently I have a fibre connection running form the media convertor to a cisco 6509 switch. What SFP module do I need to buy to connect the fibre?I have the following on ...

dan_track by • Level 1
  • 3463 Views
  • 12 replies
  • 0 Helpful votes

access list logging

Hi allwhen I use the log keyword at the end of an acl, how would I view this? could I just do show log? and would it come under informational logging?what would the output look like?cheers

Understanding STP configurations

Hi all,I have been studying this material here:http://www.cisco.com/en/US/tech/tk389/tk621/technologies_configuration_example09186a008009467c.shtmlCan somebody please explain me in simple language what these commands actually do? I appreciate the mat...

Resolved! Inter-VLAN routing

Hi all,For the moment, I have a very basic question: Does one always need a router while trying to route between multiple VLANs?Obviously, my understanding is also that a VLAN is also equivalent to a subnet in the roughest of terms, i.e. non-subnette...

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