You are installing a Cisco ONS 15454 SDH in a service provider site. An E3 cable is being connected to a digital cross-connect system.
What is the maximum distance allowed between the two?()
A. 225 ft
B. 450 ft
C. 655 ft
D. 900 ft
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A. An equal amount of working and protect bandwidth is required.
B. DCC bandwidth is not large enough to handle K1/K2 processing.
C. Switch times would exceed 50 ms for an STM-1 MS-SPRing ring.
D. There is not enough bandwidth in an STM-1 ring to justify MS-SPRing protection.
You are provisioning an E-1 circuit on an ONS 15454 SNCP configuration and XC-VXL-10G card.
How many total ports are used within the Low-Order matrix at the source node?()
A. 0
B. 1
C. 2
D. 3
E. 5
A. It protects signals against node failures between rings.
B. It protects signals against node failure within a single ring.
C. It allows for traffic to be preempted when a ring switch occurs.
D. Traffic can be dropped and continued at interconnecting nodes.
E. It protects preemptible traffic from being dropped when a ring switch occurs.
A customer would like to create a 1:1 protection group with a DS3Ni-12 card.
Where should it be placed in the chassis?()
A. only Slots 6 or 12
B. only Slots 3 or 15
C. high or low speed slots
D. directly adjacent to the working card
E. high-speed slots only (5/6 and 12/13)
A customer has 20 E1s to add between far-end nodes in an SNCP ring.
What type of circuit would you recommend?()
A. LO-PATH circuits
B. HO-PATH circuits
C. 1:1 protection circuits
D. 1:N protection circuits
E. LO-PATH tunnel circuits
最新試題
What is the phenomenon called where different wavelengths of light travel at different speeds?()
What three in combination are factors that can cause four-wave mixing in fiber-optic cables?()
If node 2 is accepting line timing from node 1, node 2 will send () to node 1 as its SSM messge.
Which three technologies are used to reduce chromatic dispersion accumulation in fiber-optic transmission systems?()
How is a Thin Film filter fabricated? ()
For lasers with tightly controlled wavelengths, approximately how far apart are the centers of adjacent wavelengths when 100 GHz spacing is used in a DWDM system? ()
A 2.5 Gb/s (OC-48 or STM-16) optical signal with a dispersion tolerance of 1200 ps/nm goes through fiber with 18ps/nm*km of dispersion. How many 15216-DCU-350 equivalents are needed for enough compensation after traveling 100 km?()
If the power is 0 dBm, what is the power in mW?()
Click the Exhibit button. What is the maximum allowable loss budget between the ONS 15216 Mux (left side) composite output and the ONS 15216 Demux (right side) composite input, with the optical values given in the exhibit? (Assume the worst case loss of 4.5 dB for 15216 200 GHz Mux/Demux and ignore power penalties or extra margin.) ()
What is the difference between the transmitted power and the sensitivity of the receiver? ()