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  • Users: omegaamigo
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  1. omegaamigo

    IP routing with multi-layer switch: what if you have *many* multi-layer switches?

    I've read many IP routing examples where a single Layer 3 switch is used as the router in a network environment where all other switches are operating just at Layer 2. That's fine, I understand that. However, what about if one has many Layer 3 switches? Does one (a) simply choose one of the...
  2. omegaamigo

    Why is trunk 'laggy'?

    I have two Cisco 4006s, one in each of two comms rooms ("West" and "East"). Most of our servers and other kit (including those providing our internet link) is in "East": desktop PCs patched to 'East' get good network performance connecting to our local servers and to the internet. Desktop PCs...
  3. omegaamigo

    Fibre cable/type suitable for 1000-Base-SX GBICs?

    I have two Cisco 4006 switches and each has a 1000-Base-SX GBIC with an SC connector. I am trying to trunk between these two using the GBICs. If I use a SC-to-SC fibre patch lead and connect the switches directly together, I can trunk fine, so the switches are obviously behaving OK. However...
  4. omegaamigo

    Port security: securing the port, or securing the MAC?

    When one assigns a MAC address to a port using something like: set port security 2/1 enable <mac-address> does this (a) allow only this MAC address to connect to port 2/1 and no other MACs to connect to 2/1; or (b) allow this MAC address to connect only to this port 2/1 and not allow this...
  5. omegaamigo

    VMPS on a Cisco 4006 switch??

    I am investigating the possibilities of using VMPS on my LAN. I have inherited a single Cisco 4006 switch, fully populated with 10/100 blades. The top module describes itself as "WS-X4013 Supervisor Engine II" I have done the following: set vmps downloadserver 10.1.1.9 vmps.dat set vmps...

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