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The following table displays the protocols for digital and analog lines:
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E1, T1, E1-R2
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QSigA, QSigB, ETSI, ETSI CHI
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Same as Line Sub Type
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E1-R2
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Mexico, Brazil, Argentina, China, Korea, India, Philippines, None
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R2 DID, R2 Loop Start, R2 DOD, R2 DIOD, TIE Immediate Start, TIE Automatic, TIE Delay, TIE Wink, WAN, Out of Service
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T1/J1
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N/A
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Loop Start, Ground Start, E & M Tie, E & M DID, E & M Switched 56, DID, Clear Channel 64
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J1
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N/A
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N/A
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PRI
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AT&T
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Call by Call, Software Defined Network, Megacom WATS, Megacom 800, Wats, Accunet, Private Line, AT&T Multiquest, ETN, I800, ILDS
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PRI
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Sprint
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No Service, None
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PRI
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WorldCom
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No Service, None
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PRI
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Local Telco
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No Service, None
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PRI
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ETSI, AusT013
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ETSI, AusT013
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BRI
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ETSI/NTT, S-Bus
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N/A
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Ground Start
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N/A
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N/A
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Loop Start
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With Caller ID, No Caller ID
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N/A
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