3-2
Cisco ONS 15454 Reference Manual, R7.0
78-17191-01
Chapter 3 Electrical Cards
3.1 3.1.1 Card Summary
Table 3-1 Cisco ONS 15454 Electrical Cards
Card Name Description For Additional Information
EC1-12 The EC1-12 card provides 12 Telcordia-compliant,
GR-253 STS-1 electrical ports per card. Each port
operates at 51.840 Mbps over a single 750-ohm,
728A or equivalent coaxial span.
See the “3.2 EC1-12 Card”
section on page 3-4.
DS1-14 The DS1-14 card provides 14 Telcordia-compliant
GR-499 DS-1 ports. Each port operates at
1.544 Mbps over a 100-ohm, twisted-pair copper
cable.
See the “3.3 DS1-14 and
DS1N-14 Cards” section on
page 3-6.
DS1N-14 The DS1N-14 card supports the same features as the
DS1-14 card but can also provide 1:N (N <= 5)
protection.
See the “3.3 DS1-14 and
DS1N-14 Cards” section on
page 3-6.
DS1/E1-56 The DS1/E1-56 card provides 56 Telcordia-
compliant, GR-499 DS-1 ports per card, or 56 E1
ports per card. Each port operates at 1.544 Mbps
(DS-1) or 2.048 Mbps (E1). The DS1/E1-56 card
operates as a working or protect card in 1:N
protection schemes, where N <= 2.
See the “3.4 DS1/E1-56 Card”
section on page 3-9.
DS3-12 The DS3-12 card provides 12 Telcordia-compliant
GR-499 DS-3 ports per card. Each port operates at
44.736 Mbps over a single 75-ohm, 728A or
equivalent coaxial span.
See the “3.5 DS3-12 and
DS3N-12 Cards” section on
page 3-12.
DS3N-12 The DS3N-12 card supports the same features as the
DS3-12 but can also provide 1:N (N <= 5)
protection.
See the “3.5 DS3-12 and
DS3N-12 Cards” section on
page 3-12.
DS3/EC1-48 The DS3/EC1-48 provides 48 Telcordia-compliant
ports per card. Each port operates at 44.736 Mbps
over a single 75-ohm, 728A or equivalent coaxial
span.
See the “3.6 DS3/EC1-48 Card”
section on page 3-15.
DS3i-N-12 Provides 12 DS-3 ports and supports 1:1 or 1:N
protection. It operates in Slots 1 to 6 and Slots 12 to
17.
See the “3.7 DS3i-N-12 Card”
section on page 3-18.
DS3-12E The DS3-12E card provides 12 Telcordia-compliant
ports per card. Each port operates at 44.736 Mbps
over a single 75-ohm, 728A or equivalent coaxial
span. The DS3-12E card provides enhanced
performance monitoring functions.
See the “3.8 DS3-12E and
DS3N-12E Cards” section on
page 3-20.
DS3N-12E The DS3N-12E card supports the same features as
the DS3-12E but can also provide 1:N (N <= 5)
protection.
See the “3.8 DS3-12E and
DS3N-12E Cards” section on
page 3-20.