Description:
Telecommunications digest. (Moderated)
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Demarc/Protector question [Telecom]
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There is a standard telco demarc/protector on the outside of my home, installed some time back by Qwest or US West, depending on the year. Open it up, and there is one of those modular connectors that allows easy isolation from the inside wire. The RJ11 jack is connected to the telco drop, and the modular connector that plugs into it is connected to the inside wire.... more »
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Release 4 & Release 5 [Telecom]
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Hi, I find that Release 4 and Release 5 of 3GPP support both IPHC and ROHC. But which is popular and in what combination ? In GSM and IS-95,the 0-byte header compression is used to completely eliminate the headers for a majority of the packets during normal operation and the functionalities available in 1-octet header scheme... more »
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Happy New Year [Telecom]
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I wish all the Digest's readers the best of the new year, and I hope you enjoy success in all areas of your life. Bill Horne Moderator
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Back to the Future [Telecom]
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As we all know, the FCC recently issued a Public Notice (DA 09-2517), titled "Comment Sought On Transition From Circuit-Switched Network To All Ip Network". As I said in comments I made at the time, I thought the FCC was responding to President Obama's call for new investments in our nation's infrastructure by publishing a once-over-lightly fluff piece... more »
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Long Distance On Same Physical Switch [Telecom]
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I know this is a total newbie question, but I see many switches which have more than one area code, where those numbers are not local to each other, even though they seem to be on the same physical switch. For example switch NWORLAMODS0 in New Orleans houses the 985-801 exchange as well as 504-212, according to localcallingguide.com.... more »
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Merry Christmas
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If you celebrate the holiday, I wish you a Merry Christmas. Whether or not you do, I also wish you the gifts of love and courage. Bill
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Upgrade from DSL to U-verse [Telecom]
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I just got the word from AT&T that they would not be able to install the U-Verse on my line. This was after they took the order and told me it would work. I questioned them on it since they would still be using the last 3000 feet of cable that is a mess of bad splices and pairs. I had a pretty good idea that they would be unable to install it. I have had... more »
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Is there a better way to prevent spam? [NFP]
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Since my surgeries, I've been looking for ways to simplify and improve the Telecom Digest work flow, and I'd appreciate the readers' help with this question. I'd like to hear ideas as to ways we can improve the anti-spam measures here at The Digest. Sorting "ham" from spam emails on the input queues is going well:... more »
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