Recent content by Sik

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    CCNA Security 553 or 554

    I have just passed my CCNA and am now looking at going for my CCNA Security, however, I cannot seem to find training for the new 640-554 exam and do not want to for the 640-553 exam because they seem to focus on most configs with SDM, which seems to be a bit outdated at the moment... Should I...
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    Subnet/Wilcard Masks

    I am currently preparing for my ICND2 exam and do not really understand why we use both Subnet and Wildcard masks? I know an access list must have a wildcard mask rather than a subnet mask but in theory is 255.255.255.128 not the same as 0.0.0.127 ?
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    Exchange 2010 Abnormal Bandwidth Usage

    Hello all, I manage an exchange server for a client and have been maintaining this server for over a year, about 6 months ago I moved the server from a 2003 SBS to a 2011 SBS with exchange 2010. All was running well for four months, however, the client complained last month that their data...
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    Linux Gateway via 3G

    Hello all, I am looking at setting up a Gateway server, preferably with bandwidth monitoring tools. I know of some great flavours but none that support dail out with 3G properly... Are there any versions out there that have good 3G support? I have two modems a E367 and an E1820.
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