• Is it worth doing CISCO CCNA for a telecom engineer?

    I have done BEng (Hons) Electronics and Communication degree. Presently I am working as a trainee at satellite broadcast company. My interest is more towards communication path that electronics. I am thinking to start following CISCO CCNA routing and switching program to gain more knowledge on...

    puma1715 pointsBadges:
  • OSPF over a Layer 2 Switch

    Hi I have a really stupid question. I have 2 xLayer 2 switches (Cisco) and two routers connected to those switches. One routing to another network and the other to the internet. I want to setup OSPF to enter routes dynamically. They don't want to pick-up neighbors unless they are directly...

    IanOlivier10 pointsBadges:
  • Does a Cisco 3945 router need PVDM resources for conference bridge?

    Does the 3945 router need PVDM resources for localized conference bridge and transcoding?

    Jtcald10 pointsBadges:
  • Troubleshooting EGP and BGP

    How do I troubleshoot exterior gateway protocol (EGP) and border gateway protocal (BGP)?

    Solomon007bawa15 pointsBadges:
  • Static IP in Cisco 3560 switch

    How can I see the static IP (In particular the port of 3560)?

    AnoopTripathi5 pointsBadges:
  • cisco 3750x 24 port poe switch failure

    what is the chance of cisco 3750x 24 port poe switch failure? is backup necessary for this ? please answer me in details.

    frkhali9110 pointsBadges:
  • setting up pix as vpn server in public address environment

    In our network all of our addresses are public per the policy of our ISP, (the state of washington). In order to use a pix for the inner firewall I had to incorporate a cisco hack to exclude all addresses from NATing. This was done with a standard access list following cisco instructions. Now I...

    Astronomer15 pointsBadges:
  • Cisco Easy VPN Problems Nat outside on Static IP

    Thanks in advance for any clues, direction or help!!! My problem is that I can’t get my Easy VPN up and running!!  I get an error from my iPad saying “The VPN Server did not respond” I think that the issue is that I don’t know how to set up the WAN - interface to accept VPN request and get...

    larsarler5 pointsBadges:
  • Cisco POE switch port flaps

    I have a Cisco PoE switch flapping 3 of my 12 ports providing power to connected 3com hubs. The configuration is the same for all switch ports and is set at defaults. debugging poe events outputs the following which seems to indicate the switch is probing for an IP phone.

    Peterp270 pointsBadges:
  • The difference between GLC-SX-MM and GLC-SX-MMD

    The two modules seem to be similar,  What's the mean about "D", What's the  difference between GLC-SX-MM and GLC-SX-MMD?

    flowerlee85 pointsBadges:
  • Cisco Catalyst 3750 routing issues

    I need help configuring a simple routing scheme for a 3750, I have a visio diagram of a very simple network, let me know if anybody can help. thanks

    Daduruguay196110 pointsBadges:
  • DHCP by Windows Server 2008 between VLANS

    Hi, I'd like to know how to configure DHCP info to be passed through multiple VLANS to issue addresses to respective clients in all subnets. Right now I am thinking I need to have all proper scopes defined on the dhcp and i would also put the server (which is the AD) in the management VLAN which...

    OrlandoD5 pointsBadges:
  • Cisco router 2811 ipv6 configuration

    hi, can someone help me out how to configure ipv6 on fastethernet n serial interface? thanks.

    Vm8185 pointsBadges:
  • How to configure Cisco 2811

    How configure cisco 2811 for my small network with two c class ip serieses; keeping the valid security; and configuring ADSL and ISDN module in cisco 2811; from scratch ... step by step

    RizGhauri5 pointsBadges:
  • website download issues

    I have a uk based network which is having issues downloading content from websites based in USA, but can download content from the UK without issues. Different browsers/pcs also have the same issues.We can ping and resolve the website addresses for any sites. The site was working for several years...

    it4offices15 pointsBadges:
  • Career Advice required for a career in Computer Networking / Security

    Dear Sir.I am from a Computer Engineer graduated from Sir Syed University in 2001 then I work for Faysal bank i for 2 years in IT Operations and General Banking.Then i thought to change my line and start ACCA(Association of Certified Chartere Accountants) and join Price WaterHouse Coopers as Audit...

    najamzia5 pointsBadges:
  • List of MAC addresses from Cisco

    How do I get a list of all MAC addresses connected to our Cisco Wi-Fi in VB.Net?

    RogerBraun5 pointsBadges:
  • 3rd Party VLAN Access

    Hi all, hope you are well. I have a 3rd party VLAN on our network which has a server that does reporting for a specific department. Currently several users on the main company VLAN have access to the server via RDP and configured Access Control Lists on the core to run the reports. But more and...

    majidali20 pointsBadges:
  • VPN stablish but can’t ping

    Im working with a 871 cisco router and I need to do a VPN between 2 offices so i made the next configurations.crypto isakmp policy 1 encr 3des authentication pre-share group 2crypto isakmp key vpn3j3mpl0 address 201.216.201.135!crypto ipsec security-association lifetime seconds 86400!crypto ipsec...

    jimpolbmx5 pointsBadges:
  • Connecting two Cisco switches via fiber links

    Trying to connect 2 cisco switches via 50mc fiber using mm Spfs, but can only get 1 switch to link up.what could be causing this?

    Paulinho5 pointsBadges:

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