Модуль расширения Cisco SPA-8XCHT1/E1-V2=

Совместимость

Коммутаторы:

• Cisco Catalyst 6500 Series Switches

Маршрутизаторы:

• Cisco 7600 Series Routers

• Cisco 12000 Series Routers

• Cisco XR 12000 Series Routers

• Cisco ASR 1000 Series Router

• Cisco ASR 9000 Series Router

Плотность портов в SPA

8 портов

Интерфейсы

• RJ-45 connector

• RJ-45 to BNC adapter cable option

Протоколы

Encapsulation protocols:

• HDLC

• Point-to-Point Protocol (PPP), RFC 1662

• Frame Relay, RFC 1490

Multilink support:

• MLPPP, RFC 1990

• MLFR, FRF.16

• LFI over Frame Relay (FRF.12) and MLPPP

Функции

• Up to 8 independent T1 or E1 ports configurable as either all T1 or all E1 only

• Full-duplex connectivity

• Channelized and fractional T1/E1, clear channel E1 supported

• Up to 256 usable n x 64K, where n is 1 to 24 for T1 and 1 to 32 for E1

• Line-rate performance for all ports channelized to DS-0

• Integrated CSUs/DSUs

• Internal or network clocking selectable on each port

• Per-port, dual-color status LED

• Loopback capabilities:

• Local and remote loopback at the T1/E1 level

• Response to embedded loopback commands

• Insertion of loopback commands into transmitted signal

• N x DS-0 system-side loopback

• Bit-error-rate-testing (BERT) pattern generation and detection per channel (maximum of 6 T1/E1 at a time)

• Programmable pseudorandom pattern up to 32 bits long, including all 0s, all 1s, 211, 215, 220, 220 Quasi-Random Signal Sequence (QRSS), 223, alternating 0s and 1s, 1-in-8, and 3-in-24

• 32-bit error-count and bit-count registers

• Fully independent transmit and receive sections

• Detection of test patterns with bit error rates up to 10-2

• 24-hour history maintained for error statistics and failure counts, at 15-minute intervals

• 16- and 32-bit cyclic redundancy check (CRC), 16-bit default

Особенности T1

• Скорость передачи данных до 1.536 Мбит/с на порт

• Impedance: 100 ohms

• D4 Super Frame (SF) or Extended Super Frame (ESF) framing

• Alternate mark inversion (AMI) or binary 8-zero substitution (B8ZS) line encoding

• ANSI T1.403 and AT&T TR 54016 Facility Data Link (FDL)

• Selectable T1 cable length in increments from 0 to 655 feet

• Selectable T1 CSU line build-out (LBO): 0, -7.5, -15, and -22.5 dB

• Selectable T1 CSU receiver gain: 26 or 36 dB

• Alarm monitoring:

• Alarm indication signal (AIS)

• Out of frame (OOF)

• Far-end alarm failure (yellow or distant alarm)

• Performance data collection:

• CRC and bit errors

• Framing bit errors

• Line errored seconds

• Far-end errored seconds

• Far-end severely errored seconds

• Far-end unavailable seconds

• Line coding violation (LCV)

Особенности E1

• Скорость передачи данных до 2.048 Мбит/с (unframed mode) или 1.984 Мбит/с (framed mode) на порт

• Impedance: 120 ohms (RJ-45 to BNC adapter cable offers 75-ohm configuration option)

• Unframed E1, CRC4, or non-CRC4 framing

• High-density bipolar with three zeroes (HDB3) line encoding

• Alarm monitoring:

• AIS

• OOF

• Remote alarm indication (RAI)

• Performance data collection:

• CRC and bit errors

• Framing bit errors

• Far-end block error (FEBE)

• LCV

Надежность

• OIR

• Single SPA software reset

MIBs

RFC 1406 MIB

Управление сетью

Simple Network Management Protocol (SNMP)

Физические характеристики

• Вес: 0.34 kg

• Высота: 2.03 cm (single height)

• Ширина: 6.75 in. (17.15 cm)

• Длина: 7.28 in. (18.49 cm)

• Мощность 9.4W максимум

Соответствие стандартам

CE Marking

Безопасность

• UL 60950

• CSA 22.2 No.60950

• IEC 60950

• EN 60950

• AS/NZS 3260

• TS001

EMC

• CFR47

• Part 15

• ICES 003

• EN55022

• CISPR 22

• AS/NZ 3548

• VCCI

• EN55024

• EN50082-1

• EN61000-6-1

Telecom (T1)

• ANSI T1.403

Telecom (E1)

• ITU G.703

• G.704

• G.706

Эксплуатационные характеристики

• Рабочая температура: 5 до 40°C

• Температура хранения: -40 до 70°C

• Рабочая влажность: 5 до 85%

• Влажность при хранении: 5 до 95%