Cisco CCIE Service Provider Cable Recertification Set 2

Internet link(s) for the MSO ✘ Hub-to-Hub backbone speed ✘ Downstream 64 or 256 QAM between CMTS and CM ✘ Upstream between the CMTS and CM ✔ Satellite QAM downlink for HITS feed ✔

-15 to +15 dBmV ✘ 0 to +10 dBmV ✘ +8 to +55 dBmV ✘ +8 to +58 dBmV ✔ +50 to +61 dBmV ✔

-15 to +15 dBmV ✘ 0 to +10 dBmV ✘ +8 to +55 dBmV ✘ +8 to +58 dBmV ✔ +50 to +61 dBmV ✔

22 dB ✘ 25 dB ✘ 35 dB ✘ 43 dB ✔ 50 dB ✔

6 dB to 10 dB higher ✘ The same level ✘ 6 dB to 10 dB lower ✘ 10 dB to 17 dB lower ✔ 15 dB to 20dB lower ✔

-15 to +15 dBmV ✘ 0 to +10 dBmV ✘ +8 to +55 dBmV ✘ +8 to +58 dBmV ✔ +50 to +61 dBmV ✔

65 Mhz ✘ 62 MHz ✘ 45 MHz ✘ 42 MHz ✔

22 dB ✘ 25 dB ✘ 35 dB ✘ 43 dB ✔ 50 dB ✔

init(r1), init(d), init(i) init(t), init(o), online ✘ init(r1), init(i), init(d) init(o), init(t), online ✘ init(r1), init(d), init(t) init(i), init(o), online ✘ init(r1), init(i), init(o) init(t), init(d), online ✔ init(r1), init(d), init(i) init(o), init(t), online ✔

Requires TEK & KEK establishment to online modems ✘ Means that cable modems must support BPI ✘ Is one of the minimum requirements for BPI configuration ✘ Ensures authentication of encryption keys ✔ Ensures the encryption of RF traffic ✔