Dec
11
The CCIE Data Center exam is finally upon us, and it looks like we're getting more testing dates than we were originally told to expect. Each of the 4 sites that currently tests the CCIE Storage (San Jose, Brussels, Sydney and Tokyo) each get one day per week to test the DC lab on. So on average, there should be about 4 DC seats per site per month, or roughly 16 seats available worldwide per month. Then, beginning in February, RTP gets the Wednesday slot, and since they are only open 2-3... Read More
May
02
A voice lab rack usually utilizes dedicated piece of hardware to simulate PSTN switch. Commonly, you can find a Cisco router in this role, with a number of E1/T1 cards set to emulate ISDN network side. It perfectly suits the function, switching ISDN connections between the endpoints. Additionally, it is often required to have an “independent” PSTN phone connected to the PSTN switch, in order to represent “outside” dialing patterns - such as 911, 999, 411 1-800/900 numbers. The most obvious way... Read More

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