Oct
17
Computing voice bandwidth is usually required for scenarios where you provision LLQ queue based on the number of calls and VoIP codec used. You need to account for codec rate, Layer 3 overhead (IP, RTP and UDP headers) and Layer 2 overhead (Frame-Relay, Ethernet, HDLC etc. headers). Accounting for Layer 2 overhead is important, since the LLQ policer takes this overhead in account when enforcing maximum rate. Read More
Sep
29
As I am sure you have already seen from the blog on setting up the security device as a Layer 2 device, there are many interesting changes that occur on a PIX or ASA when configured for transparent operations. This blog highlights the major changes and guidelines that you should keep in mind when you opt for this special mode of operation. Read More
Aug
07
For the sake of simplicity and enabling a wider audience we decided to post our regular CCIE brainteasers to the blog.  The winner will get a coupon worth 10% off the price of any of our training packages for R&S, Security, Voice or Service Provider or a $250 Amazon.com gift card! Note that the 10% off discount can not be used with any other discount code you may already have. Please post your solution under the comments for this blog entry - the first person to post the correct solution is the... Read More

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