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

Основные характеристики

MIBs

RFC 1406 MIB

Интерфейсы

• RJ-45 connector• RJ-45 to BNC adapter cable option

Надежность

• OIR• Single SPA software reset

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

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)

Плотность портов в SPA

8 портов

Производитель

Cisco

Протоколы

Encapsulation protocols:• HDLC• Point-to-Point Protocol (PPP), RFC 1662• Frame Relay, RFC 1490Multilink support:• MLPPP, RFC 1990• MLFR, FRF.16• LFI over Frame Relay (FRF.12) and MLPPP

Совместимость

Коммутаторы:• Cisco Catalyst 6500 Series SwitchesМаршрутизаторы:• Cisco 7600 Series Routers• Cisco 12000 Series Routers• Cisco XR 12000 Series Routers• Cisco ASR 1000 Series Router• Cisco ASR 9000 Series Router

Соответствие стандартам

CE MarkingБезопасность• UL 60950• CSA 22.2 No.60950• IEC 60950• EN 60950• AS/NZS 3260• TS001EMC• CFR47• Part 15• ICES 003• EN55022• CISPR 22• AS/NZ 3548• VCCI• EN55024• EN50082-1• EN61000-6-1Telecom (T1)• ANSI T1.403Telecom (E1)• ITU G.703• G.704• G.706

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

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

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%