Juniper Networks M20 инструкция обслуживания

M20 Internet Router PIC Guide Juniper Networks, Inc. 1194 North Mathilda Avenue Sunnyvale, California 94089 USA 408-745-2000 www.juniper.net Part Number: 530-022506-01, Revision 1[...]

This guide provides an overview and description of the Physical Interface Cards (PICs) supported by the Juniper Networks M20 Internet router. The PICs are described alphabetically. Table 1 on page 3 lists the PICs supported by the M20 Internet router by PIC family. PICs provide the physical connection to various network media types. The PICs are mo[...]

Table 1: PICs Supported in the M20 Internet Router Page PIC Slots Required FPC Support First JUNOS Support Ports PIC Family and Type ATM2 IQ 13 1 slot Type 1 6.1 4 ATM2 DS3 IQ 15 1 slot Type 1 6.1 4 ATM2 E3 IQ 17 1 slot Type 1 5.5 2 ATM2 OC3/STM1 IQ 20 1 slot Type 1 5.5 1 ATM2 OC12/STM4 IQ Channelized 28 1 slot Type 1 4.0 1 Channelized OC12 Channel[...]

Table 1: PICs Supported in the M20 Internet Router (continued) Page PIC Slots Required FPC Support First JUNOS Support Ports PIC Family and Type 53 1 slot Type 1 7.6R3 4 Gigabit Ethernet IQ2 with SFP Services 8 1 slot Type 1 6.4 0 Adaptive Services II 10 1 slot Type 1 7.5 0 Adaptive Services II Layer 2 Services 44 1 slot Type 1 5.2 0 ES 56 1 slot T[...]

FPCs Supported The M20 router supports the Type 1 FPCs listed in Table 2 on page 5. Inserting a combination of PICs with an aggregate higher than the maximum throughput per FPC is supported, but constitutes oversubscription of the FPC. Table 2: FPCs Supported by the M20 Router First JUNOS Release Maximum Throughput per FPC Maximum Number of PICs Su[...]

PIC/FPC Compatibility Table 3 on page 6 provides a PIC/FPC compatibility matrix for the current PICs supported by the M20 router. The table lists the first JUNOS release in which the FPC supports the PIC. For example, JUNOS 7.2 is the first release in which the M20-FPC1-EP supports the ATM2 OC3/STM1 IQ, 2-port PIC. Table 3: M20 PIC/FPC Compatibilit[...]

Table 3: M20 PIC/FPC Compatibility (continued) M20-FPC1-EP Number of Ports PIC Type 7.2 1 Gigabit Ethernet, SFP Ethernet IQ PICs 7.2 1 Gigabit Ethernet IQ, SFP Ethernet IQ2 PICs 7.6R3 4 Gigabit Ethernet IQ2, SFP Services PICs 7.2 0 Adaptive Services II 7.5 0 Adaptive Services II (AS) Layer 2 Services 7.2 0 ES 7.2 0 Link Services 7.2 0 Tunnel Servic[...]

Adaptive Services II PIC ■ JUNOS 6.4 and later Software release ■ Supports tunnel services. This feature is included with the PIC and does not require an individual license. ■ Individual licenses must be purchased for additional services. ■ Power requirement: 0.4 A @ 48 V (19 W) Description ■ Support for up to 2000 service sets ■ Active[...]

Table 4: Adaptive Services PICs Software Features (continued) – 6.4 Stateful firewall with packet inspection: detects SYN attacks, ICMP and UDP floods, and ping of death attacks – 6.4 Network Address Translation (NAT) for IP addresses – 6.4 Port Address Translation (PAT) for port numbers – 6.4 IP Security (IPSec) encryption – 7.0 Active f[...]

Adaptive Services II Layer 2 Services PIC ■ JUNOS 7.5 and later Software release ■ Supports Layer 2 Service package only. Tunnel services are included with the PIC. Other services require an individual license. ■ Power requirement: 0.4 A @ 48 V (19 W) Description ■ Support for up to 2000 service sets ■ Support for MTUs up to 9192 bytes fo[...]

Table 5: Adaptive Services PiCs Software Features Adaptive Services II Layer 2 Services PIC Adaptive Services II PIC Software Feature – – GRE Key – – GRE dont-fragment – 6.4 Stateful firewall with packet inspection: detects SYN attacks, ICMP and UDP floods, and ping of death attacks – 6.4 Network Address Translation (NAT) for IP address[...]

Table 5: Adaptive Services PiCs Software Features (continued) – 6.4 Encapsulations: ■ Multilink Frame Relay (MLFR) ■ Multilink Point-to-Point Protocol (MLPP) 12 ■ Adaptive Services II Layer 2 Services PIC M20 Internet Router PIC Guide[...]

ATM2 DS3 IQ PIC ■ JUNOS 6.1 and later Software release ■ Four DS3 ports ■ Power requirement: 0.41 A @ 48 V (20.0 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface. ■ ATM standards compliant Description ■ 16-MB SDRAM memory for ATM segmentation and reassembly (SAR) ■ ATM switch ID ■ Configurable fr[...]

■ 10 ft (3.05 m) posilock SMB to BNC (provided) ■ Four pairs of Rx and Tx coaxial cables Cables and connectors One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure LEDs ■ Alarm ind[...]

ATM2 E3 IQ PIC ■ JUNOS 6.1 and later Software release ■ Four E3 ports ■ Power requirement: 0.41 A @ 48 V (20 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface ■ ATM standards compliant Description ■ 16-MB SDRAM memory for ATM segmentation and reassembly (SAR) ■ ATM switch ID ■ Configurable framing[...]

One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure LEDs ■ Alarm indication signal (AIS) ■ Frame error ■ Line code violation ■ Local and remote loopback ■ Loss of signal (LOS)[...]

ATM2 OC3/STM1 IQ PIC ■ JUNOS 5.5 and later Software release ■ Two OC3 ports ■ Power requirement: 0.41 A @ 48 V (20 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface ■ Conforms to ANSI T1.105-1991 and T1E1.2/93-020R1 ■ ATM and SONET/SDH standards compliant ■ Alarm and event counting and detection ■[...]

■ Circuit cross-connect (CCC) for leveraging ATM access networks ■ User-configurable virtual circuit (VC) and virtual path (VP) support ■ Support for idle cell or unassigned cell transmission ■ OAM fault management processes alarm indication signal (AIS), remote defect indicator (RDI) cells, and loop cells ■ Point-to-point and point-to-mu[...]

Table 6: Optical Interface Support for ATM2 OC3 IQ PICs (continued) Multimode Intermediate Reach (IR) Parameter Multivendor agreement Telcordia GR-253 Standard 1.2 miles/2 km 9.3 miles/15 km Maximum distance 1270 through 1380 nm 1260 through 1360 nm Transmitter wavelength – 20 through – 14 dBm – 15 through – 8 dBm Average launch power – 1[...]

ATM2 OC12/STM4 IQ PIC ■ JUNOS 5.5 and later Software release ■ One OC12 port ■ Power requirements: 0.41 A/48 V @ 20 W ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface ■ Conforms to ANSI T1.105-1991 and T1E1.2/93-020R1 ■ Complies with ATM and SONET/SDH standards ■ Alarm and event counting and detection[...]

■ Duplex SC/PC connector (Rx and Tx) ■ Optical interface support — See Table 7 on page 21 Cables and connectors One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure LEDs ■ Alarm [...]

Channelized DS3 IQ PIC ■ JUNOS 5.6 and later Software release ■ Four DS3 ports ■ Power requirement: 0.32 A @ 48 V (15.6 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface ■ Channelization: DS3, DS0 Description ■ Data service unit (DSU) functionality ■ Subrate and scrambling: ■ Digital Link/Quick Ea[...]

One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure LEDs ■ Alarm indication signal (AIS) ■ Excessive zeros (EXZ) ■ Far-end block error (FEBE) ■ Frame error ■ Idle code, Idle r[...]

Channelized E1 IQ PIC ■ JUNOS 5.6 and later Software release ■ Ten E1 ports ■ Power requirement: 0.15 A @ 48 V (7.2 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface. ■ Channelization: E1, DS0 Description ■ Data service unit (DSU) functionality ■ Ports configurable as clear channel E1 interfaces wit[...]

■ Alarm indication signal (AIS) ■ Loss of frame (LOF) ■ Out of frame (OOF) ■ Failed signal rate (FSR) Alarms, errors, and events ■ Layer 2 per-queue and per-channel packet and byte counters Instrumentation (counters) Channelized E1 IQ PIC ■ 25 Channelized E1 IQ PIC[...]

Channelized OC3 IQ PIC ■ JUNOS 7.6 and later Software release ■ One OC3 port ■ Power requirement: 0.39 A @ 48 V (18.6 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface ■ Channelization: DS3, DS1, DS0 Description ■ Subrate and scrambling: ■ Digital Link/Quick Eagle ■ Kentrox ■ Larscom ■ ADTRAN [...]

One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure LEDs ■ Alarm indication signal (AIS-L, AIS-P) ■ Bit error rate signal degrade (BERR-SD), bit error rate signal fail (BERR-SF) ■[...]

Channelized OC12 PIC ■ JUNOS 4.0 and later Software release ■ One OC12 port ■ Power requirement: 0.23 A @ 48 V (10.8 W) ■ 12 DS3 channels ■ Supports IP version 4 (IPv4) unicast and multicast as well as MPLS, Intermediate System-to-Intermediate System (IS-IS), Open Shortest Path First (OSPF), and Border Gateway Protocol (BGP) Description ?[...]

■ Alarm indication signal (AIS-L, AIS-P) ■ BERT functionality (you can configure one DS3 channel in BERT mode and configure the remaining channels to transmit and receive normal traffic) ■ Bit error rate signal degrade (BERR-SD), Bit error rate signal fail (BERR-SF) ■ Bit interleaved parity errors B1, B2, B3 (CV-S, CV-L, CV-P) ■ Equipment[...]

Channelized OC12 IQ PIC ■ JUNOS 5.6 and later Software release ■ One OC12 port ■ Power requirement: 0.23 A @ 48 V (10.8 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface ■ Channelization: OC3, DS3, DS1, DS0 Description ■ Subrate and scrambling: ■ Digital Link/Quick Eagle ■ Kentrox ■ Larscom ■ [...]

One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure LEDs ■ Alarm indication signal (AIS-L, AIS-P) ■ Bit error rate signal degrade (BERR-SD), bit error rate signal fail (BERR-SF) ■[...]

Channelized STM1 IQ PIC ■ JUNOS 5.7 and later Software release ■ One STM1 port ■ Power requirement: 0.39 A @ 48 V (18.6 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface ■ Channelization: STM1c, fractional E1, framed and unframed DS0 Description ■ Packet buffering, Layer 2 parsing ■ Local and remote[...]

■ Alarm indication signal (AIS-L, AIS-P) ■ Bit error rate signal degrade (BERR-SD), bit error rate signal fail (BERR-SF) ■ Bit interleaved parity errors B1, B2, B3 (CV-S, CV-L, CV-P) ■ Errored seconds (ES-S, ES-L, ES-P), far-end bit errors REI-L, REI-P (CV-LFE, CV-PFE), far-end errored seconds (ES-LFE, ES-PFE), far-end severely errored seco[...]

Channelized T1 IQ PIC ■ JUNOS 7.4 and later Software release ■ Ten T1 ports ■ Power requirement: 0.15 A @ 48 V (7.2 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface. ■ Channelization: T1, FT1, N xDS0 Description ■ Data service unit (DSU) and channel service unit (CSU) functionality ■ Ports configur[...]

■ Quality of service (QoS) per channel: weighted round-robin (WRR), random early detection (RED), weighted random early detection (WRED) ■ SNMP: T1 MIB and DS0 MIB ■ Dynamic, arbitrary channel configuration ■ Full bit error rate test (BERT) patterns at T1 and DS0 levels ■ Encapsulations: ■ High-Level Data Link Control (HDLC) ■ Frame R[...]

DS3 PIC ■ JUNOS 3.1 and later Software release ■ Four DS3 ports ■ Power requirement: 0.47 A @ 48 V (22.5 W) ■ Integrated DSU interoperability with leading DSU vendors Description ■ High-performance throughput on each port at speeds up to 44.736 Mbps, full duplex ■ C-bit framing ■ B3ZS line encoding ■ Subrate and scrambling: ■ Digi[...]

One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure LEDs ■ Alarm indication signal (AIS) ■ Bit error rate test (BERT) functionality on PIC (you can configure one DS3 channel in BERT[...]

E1 PIC ■ JUNOS 4.1 and later Software release ■ Four E1 or coaxial ports ■ Power requirement: 0.08 A @ 48 V (3.74 W) ■ Two versions: ■ 4-port, 120-ohm, RJ-48 ■ 4-port, 75-ohm, coaxial ■ Onboard DSU functionality for E1 connectivity Description ■ High-performance throughput on each port at speeds up to 2.048 Mbps, full duplex ■ Max[...]

■ Two versions: ■ Four RJ-48 connectors (one per port) ■ Four coaxial connectors ■ Custom 10-ft (3.05-m) posilock to BNC male cable, separate Rx and Tx Cables and connectors One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active w[...]

E3 IQ PIC ■ JUNOS 6.1 and later Software release ■ Four E3 ports ■ Power requirement: 0.38 A @ 48 V (18 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface Description ■ Clear-channel (34.368-Mbps) and subrate E3 ■ Unframed or ITU G.751 framing ■ Data service unit (DSU) functionality ■ Subrate and s[...]

One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure LEDs ■ Alarm indication signal (AIS) ■ Equipment failure (does not affect service) ■ Frame error ■ Line code violation ■ Lo[...]

EIA-530 PIC ■ JUNOS 5.6 and later Software release ■ Two EIA-530, X.21 or V.35 serial ports ■ Power requirement: 0.07 A @ 48 V (3.4 W) Description ■ Configured as data terminal equipment (DTE) ports ■ Resynchronization signal ■ Receives clock rates up to 16 Mbps ■ Local, data communications equipment (DCE) local, and DTE remote loopba[...]

Three bicolor per port: ■ Data set ready (DSR): ■ Green — DSR is detected or ignored ■ Red — DSR expected but not present ■ Data carrier detect (DCD): ■ Green — DCD is detected or ignored ■ Red — DCD expected but not present ■ Resynchronization: ■ Green — Keepalives are being received ■ Red — Data terminal ready (DTR) [...]

ES PIC ■ JUNOS 5.2 and later Software release ■ High-bandwidth encryption (in accordance with IPSec standards) ■ Power requirement: 0.21 A @ 48 V (10 W) ■ Support for IPSec encryption, decryption, and key calculation acceleration NOTE: The ES PIC does not support reassembly and decryption of encrypted packets that were fragmented in an IPSe[...]

■ Input and output bytes per tunnel ■ Total authentication failures ■ Total anti-reply failures ■ Total encryption ASIC errors per PIC Instrumentation (counters) ES PIC ■ 45 ES PIC[...]

Fast Ethernet PICs Left: 4-Port Fast Ethernet PIC; Right: 8-Port Fast Ethernet PIC Left: 12-Port Fast Ethernet PIC; Right: VHDCI to RJ-21 Cable ■ 4-port: JUNOS 4.1 and later ■ 8-port: JUNOS 5.2 and later ■ 12-port: JUNOS 5.1 and later Software release ■ 4 or 12 100Base-TX ports; 8 100Base-FX ports ■ Power requirement: ■ 4-port: 0.14 A @[...]

■ Autosensing full-duplex and half-duplex modes ■ Virtual Router Redundancy Protocol (VRRP) ■ 802.1Q virtual LANs (VLANs) ■ Circuit cross-connect (CCC) VLAN Software features 4-port PIC: ■ Connector: Two-pair, Category 5 unshielded twisted-pair connectivity through an RJ-45 connector ■ Pinout: MDI noncrossover 8-port PIC: ■ Connector:[...]

Table 11: Optical Interface Support for Fast Ethernet PICs FX interface for 8-port Optical Parameters Multimode Optical interface 62.5/125 micrometer MMF: 1.24 miles/2 km Maximum distance 1,270 to 1,380 nm Wavelength – 20 to – 14 dBm Average launch power – 14 dBm Receiver saturation – 34 dBm Receiver sensitivity 48 ■ Fast Ethernet PICs M2[...]

Gigabit Ethernet PIC with SFP ■ JUNOS 6.3 and later Software release ■ One Gigabit Ethernet port ■ Power requirements: 0.15 A/48 V @ 7.3 W ■ Supports large Ethernet frame sizes for more efficient throughput across the intra-POP network Description ■ High-performance throughput on each port at speeds up to 1 Gbps ■ Autonegotiation betwee[...]

Status LED, one bicolor: ■ Off — PIC is not enabled ■ Green — PIC is operating normally ■ Red — PIC has an error or failure Port LEDs, one pair per port: ■ Link — If green, the port is online; if there is no light, the port is down ■ Activity — If flashing green, the port is receiving data; if there is no light, the port might b[...]

Gigabit Ethernet IQ PIC with SFP ■ JUNOS 6.0 and later Software release ■ One Gigabit Ethernet port ■ Power requirement: 0.46 A @ 48 V (22 W) ■ Intelligent queuing (IQ) PICs support fine-grained queuing per-logical interface. Description ■ High-performance throughput at speeds up to 1 Gbps ■ Full-duplex mode ■ Large MTUs of up to 9192[...]

■ Status LEDs, one tricolor: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure ■ Port LEDs, one per port: ■ Off — Port is down ■ Green — Link is established LEDs Table 13: Optical Interface Supp[...]

Gigabit Ethernet IQ2 PIC with SFP ■ JUNOS 7.6R3 and later Software release ■ Four Gigabit Ethernet ports ■ Power requirement: 0.65 A @ 48 V (31 W) Description ■ High-performance throughput on each port: speeds up to 1 Gbps ■ Full-duplex mode ■ Large maximum transmission units (MTUs) of up to 9192 bytes Hardware features ■ Intelligent [...]

■ You can install any transceiver supported by the PIC. For information about installing and removing transceivers, see the PIC and Transceiver Installation Instructions . NOTE: Do not install SONET/SDH SFPs in the Gigabit Ethernet port. The port will not recognize the SFP. ■ Fiber-optic SX, LX, and LH small form-factor pluggable transceivers ([...]

Table 14: Optical Interface Support for Gigabit Ethernet IQ2 PICs with SFP (continued) 1000Base-LH 1000Base-LX 1000Base-SX Parameter – 3 through +3 dBm – 11.5 through – 3 dBm – 9.5 through 0 dBm Average launch power – 20 through – 3 dBM – 19 through – 3 dBM – 17 through 0 dBM Average receive power – 3 dBm – 3 dBm 0 dBm Receive[...]

Link Services PIC ■ JUNOS 5.6 and later Software release ■ Power requirement: 0.17 A @ 48 V (8 W) ■ Three versions: ■ 4 multilink bundles, 256 LFI links ■ 32 multilink bundles, 256 LFI links ■ 128 multilink bundles, 256 LFI links ■ Multilink bonding, link fragmentation and interleaving (LFI), and tunneling Description ■ Rate limitin[...]

SONET/SDH OC3c/STM1 PIC ■ JUNOS 3.1 and later Software release ■ Four OC3 ports ■ Power requirements: 0.49 A/48 V @ 23.7 W Description ■ Multiplexing and demultiplexing ■ Rate policing on input ■ Rate shaping on output ■ Packet buffering, Layer 2 parsing Hardware features ■ SONET/SDH framing ■ Link aggregation ■ Alarm and event [...]

■ SONET alarms: ■ Alarm indication signal — line (AIS-L) ■ Alarm indication signal — path (AIS-P) ■ Bit error rate signal degrade (BERR-SD) ■ Bit error rate signal fail (BERR-SF) ■ Bit interleaved parity (BIP) error B1 ■ Bit interleaved parity (BIP) error B2 ■ Bit interleaved parity (BIP) error B3 ■ Loss of frame (LOF) ■ Los[...]

Table 15: Optical Interface Support for SONET/SDH OC3c/STM1 PICs (continued) Multimode Intermediate Reach Parameter Multivendor agreement Telcordia GR-253 Standard MMF cable: 1.2 miles/2 km SMF cable: 9.3 miles/15 km Maximum distance 1270 through 1380 nm 1260 through 1360 nm Transmitter wavelength – 20 through – 14 dBm – 15 through – 8 dBm [...]

SONET/SDH OC12c/STM4 PIC ■ JUNOS 3.1 and later Software release ■ One port ■ Power requirement: 0.23 A @ 48 V (10.8 W) Description ■ Multiplexing and demultiplexing ■ Rate policing on input ■ Rate shaping on output ■ Packet buffering, Layer 2 parsing Hardware features ■ SONET/SDH framing ■ Link aggregation ■ Alarm and event coun[...]

■ SONET alarms: ■ Alarm indication signal — line (AIS-L) ■ Alarm indication signal — path (AIS-P) ■ Bit error rate signal degrade (BERR-SD) ■ Bit error rate signal fail (BERR-SF) ■ Bit interleaved parity (BIP) error B1 ■ Bit interleaved parity (BIP) error B2 ■ Bit interleaved parity (BIP) error B3 ■ Loss of frame (LOF) ■ Los[...]

Table 16: Optical Interface Support for SONET/SDH OC12c/STM4 PICs (continued) Multimode Intermediate Reach Parameter Multivendor agreement Telcordia GR-253 Standard MMF cable: 546.8 yards/500 m SMF cable: 9.3 miles/15 km Maximum distance 1270 through 1380 nm 1274 through 1356 nm Transmitter wavelength – 20 through – 14 dBm – 15 through – 8 [...]

SONET/SDH OC48c/STM16 PIC ■ JUNOS 6.1 and later Software release ■ One OC48 port ■ Power requirements: 0.86 A @ 48 V (41.4 W) Description ■ Multiplexing and demultiplexing on the 1-port PIC ■ Rate policing on input ■ Rate shaping on output ■ Packet buffering, Layer 2 parsing Hardware features ■ Optical diagnostics and related alarms[...]

One tricolor per port: ■ Off — Not enabled ■ Green — Online with no alarms or failures ■ Amber — Online with alarms for remote failures ■ Red — Active with a local alarm; router has detected a failure LEDs ■ SONET alarms: ■ Alarm indication signal — line (AIS-L) ■ Alarm indication signal — path (AIS-P) ■ Bit error rate s[...]

Table 17: Optical Interface Support for SONET/SDH OC48c/STM16 PICs with SFP Long Reach (LR) Intermediate Reach (IR) Short Reach (SR) Parameter Single-mode; compatible with 1550-nm single-mode LR Single-mode Single-mode Optical interface SFP SFP SFP Transceiver type SMF cable: 49.71 miles/80 km SMF cable: 9.3 miles/15 km SMF cable: 1.24 miles/2 km M[...]

T1 PIC ■ JUNOS 4.1 and later Software release ■ Four T1 ports ■ Power requirement: 0.08 A @ 48 V (3.7 W) ■ Supports clear channel T1 per port (1.544 Mbps per channel) ■ Supports attenuation up to – 12 dBm Description ■ Per-port loop timing ■ Onboard DSU functionality for T1 connectivity Hardware features ■ ESF and SF framing ■ B[...]

Tunnel Services PIC ■ JUNOS 3.3 and later Software release ■ Power requirement: 0.07 A @ 48 V (3.4 W) Description ■ Loopback function that encapsulates and de-encapsulates packets ■ SONET/SDH OC12/STM4 tunneling bandwidth Hardware features For a list of the software features available for services PICs, see the JUNOS Services Interfaces Con[...]

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