Cisco 4-Port ISDN BRI w/ NT-1 Network Module NM-4B-U ?

LinuxRacrLinuxRacr Member Posts: 653 ■■■■□□□□□□
Hello all,

I have been spending the last few days researching and acquiring Cisco equipment for my CCNA/CCNA Security lab. Today I bought a 2621 router with a NM-4B-U 4-Port ISDN BRI w/ NT-1 WIC plugged into it. Can anyone tell me if and what I can use this for?
My WGU B.S. IT - Security Progress : Transferred In|Remaining|In Progress|Completed
AGC1, CLC1, GAC1, INC1, CTV1, INT1, BVC1, TBP1, TCP1, QLT1, HHT1, QBT1, BBC1 (39 CUs), (0 CUs) (0 CUs)
WFV1, BNC1, EAV1, EBV1, COV1 | MGC1, IWC1 | CQV1, CNV1, IWT1, RIT1 | DRV1, DSV1, TPV1, CVV1 | EUP1, EUC1, DHV1| CUV1, C173 | BOV1, CJV1, TXP1, TXC1 | TYP1, TYC1, SBT1, RGT1 (84 CUs) DONE!


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