SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module The T1/E1 Mini-PIM provides the physical connection to T1 or E1 network media types and also performs T1 or E1 framing and line-speed signaling. Supported Standards The T1/E1 Mini-PIM supports the following standards: ANSI TI.107, TI.102 GR 499-core, GR 253-core AT&T Pub 54014 ITU G.751, G.703 Key Features The T1/E1 Mini-PIM provides the following key features: Integrated Channel Service Unit (CSU) or Data Service Unit (DSU) to eliminate the need for a separate external device 56-Kbps and 64-Kbps operating modes Independent internal and external clocking option Alarm reporting with a 24 hour history maintained Loopback, BERT, FDL (T1 only), and Long Buildout (T1 only) diagnostics Multilink Frame Relay and Multilink PPP support Complete configuration and management by CLI and J-Web LEDs The T1/E1 Mini-PIM has three LEDs. Table 1 on page 1 shows the LED states. Table 1: T1/E1 Mini-Physical Interface Modules LED States LED Color Indication Status Description Alarm Yellow On steadily Indicates that there is a local or remote alarm; device has detected a failure Off Indicates that there are no alarms or failures Loopback Yellow On steadily Indicates that a loopback or line state is detected Off Indicates that the loopback is not active SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module 1
Table 1: T1/E1 Mini-Physical Interface Modules LED States (continued) LED Color Indication Status Description Carrier Detector (CD) Green On steadily Indicates a carrier was detected and the internal DSU/CSU in the Mini-PIM is communicating with another DSU/CSU Off Indicates that carrier detect is not active Specifications Table 2 on page 2 describes the physical specifications of the T1/E1 Mini-PIM. Table 2: T1/E1 Mini-Physical Interface Modules Physical Specifications Description Dimensions (H x W x L) Value 0.80 H x 3.75 W x 5.9 L (2.0 cm x 9.5 cm x 14.5 cm ) Weight Connector type Form factor Environmental operating temperature Storage temperature Relative humidity 0.18 lb (82g) RJ 48 Mini-PIM 32 F through 104 F (0 C through 40 C) 40 F through 158 F ( 40 C through 70 C) 5% to 90% noncondensing Network Interface Specifications The T1/E1 Mini-PIM has the following specifications: Specification Network interface specifications T1 Specification Transmit bit rate: 1.544 Mbps Receive bit rate: 1.544 Mbps Line encoding: AMI B8ZS Mode: Framed Clear Channel Fractional Framing: Superframe (D4/SF) Extended Superframe (ESF) E1 Specifications Transmit bit rate: 2.048 Mbps Receive bit rate: 2.048 Mbps Line encoding: HDB3 Modes: Framed Clear Channel, Unframed Clear Channel Fractional Framing: G704 G704 without CRC4 Unframed 2 SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module
Specification HDLC features T1 Specification N x 64 Kbps or N x 56 Kbps, nonchannelized data rates (T1:N=1 to 24) CRC 16/32 Shared Flag Idle flag/fill Counters: Runts, Giants, FCS, Error, Abort Error, Align Error E1 Specifications N x 64 Kbps or N x 56 Kbps, nonchannelized data rates (E1:n=1 to 31) CRC 16/32 Shared Flag Idle flag/fill Counters: Runts, Giants, FCS, Error, Abort Error, Align Error Loopback Diagnostics Local, Remote, Payload Test patterns (BERT) All ones All zeros Alternating ones and zeros (AA/55) 1:3 or 1 in 4 pattern 1:7 or 1 in 8 pattern 3:24-3 bits set in every 24 bits QRSS20 (Modified PRBS 2^20-1, with 14 zero suppression) PRBS 2^7-1 - PRBS 2^9-1 (as specified in ITU-T O.153) PRBS 2^11-1 (as specified in ITU-T O.153)/2047 pattern PRBS 2^15-1 (as specified in ITU-T O.151/O.153) PRBS 2^20-1 (as specified in ITU-T O.153) Programmable word or 32-bit programmable pattern Network (T1) alarms LOS, LOF, AIS, YLW T1 Configuration To configuration properties on a T1 interface: 1. Select Configuration>Quick Configuration >Interfaces if the Interfaces Quick Configuration page is not displayed. 2. Enter information into the Interfaces Quick Configuration page, as described in Table 3 on page 5. TBD 3. Click one of the following buttons: Click OK to apply the configuration and return to the J-Web Quick Configuration page. SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module 3
Click Cancel to cancel your entries and return to the J-Web Quick Configuration page. The properties you can configure on a T1 interface are displayed, as shown in Figure 1 on page 4. Figure 1: T1 Mini-PIM Quick Configuration Page 4 SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module
Table 3: T1 Quick Configuration Summary Logical Interfaces Add logical interfaces Logical Interface Description IPv4 Addresses and Prefixes Defines one or more logical units that you connect to this physical T1 interface. You must define at least one logical unit for a T1 interface. You can define multiple units if the encapsulation type is Frame Relay. (Optional) Describes the logical interface. Specifies one or more IPv4 addresses for the interface. Click Add. Type a text description of the logical interface to more clearly identify it in monitoring displays. 1. Type one or more IPv4 addresses and prefixes. For example: 10.10.10.10/24 2. Click Add. 3. Click OK. Physical Interface Description MTU (bytes) Clocking (Optional) Adds supplementary information about the physical T1 interface. Specifies the maximum transmission unit size for the T1 interface. Specifies the transmit clock source for the T1 line. Type a text description of the T1 interface to more clearly identify it in monitoring displays. Type a value between 256 and 1504 bytes. The default MTU for T1 interfaces is 1504. From the list, select one of the following: internal Services Router's own system clock (the default) external Clock received from the T1 interface Per unit scheduler Enables scheduling on logical interfaces. Allows you to configure multiple output queues on a logical interface and associate an output scheduler and shaping rate with the queues. To enable scheduling, select the check box. To disable scheduling, clear the check box. Encapsulation Encapsulation Specifies the encapsulation type for traffic on the interface. From the list, select the encapsulation for this T1 interface: PPP Frame Relay Cisco HDLC Enable CHAP Enables or disables CHAP authentication on a T1 interface with PPP encapsulation only. To enable CHAP, select the check box. To disable CHAP, clear the check box. CHAP Local Identity (available if CHAP is enabled) Use System Host Name Specifies that the T1 interface uses the Internet Router's system hostname in CHAP challenge and response packets. To enable, select the check box (the default). To disable, clear the check box. SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module 5
Table 3: T1 Quick Configuration Summary (continued) Local Name CHAP Peer Identity CHAP Secret If Use System Host Name is disabled, specifies the local name for CHAP to use. Identifies the client or peer with which the Internet Router communicates on this T1 interface. Specifies the secret password for CHAP authentication, known to both sides of the connection. Type a local name for this T1 interface. Type the CHAP client name. Type a password that is known to the other side of the connection. Use a combination of letters and numbers that is difficult for others to guess. T1 Options Bert Algorithm Bert Error Rate Bert Period Byte Encoding Frame Checksum Framing Mode Specifies the bit error rate test (BERT) algorithm to use during a BERT. BERT is supported only when transmission is unframed. (See the Unframed option.) Specifies the exponent n in the bit error rate 10 n. Specifies the length of time in seconds of the BERT. Specifies the byte encoding method. Specifies the number of bits in the frame checksum. A 32 bit checksum provides more reliable packet verification, but is not supported by some older equipment. Specifies the framing mode for the T1 line. TBD Type a value between 3 and 7, or 0. For example, a value of 6 specifies that 1 bit out of 1,000,000 is transmitted in error. The default is 0 (no bits are transmitted in error). Type a value between 1 and 240. The default is 10. From the list, select one of the following: nx56 7 bits per byte nx64 8 bits per byte (the default) Select 16 or 32. The default value is 16. From the list, select one of the following: esf Extended superframe (the default) sf Superframe Invert Data Enables or disables data inversion. Data inversion is normally used only in alternate mark inversion (AMI) mode. To enable, select the check box. To disable, clear the check box. 6 SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module
Table 3: T1 Quick Configuration Summary (continued) Line Buildout Line Encoding Loopback Timeslots Specifies the T1 line buildout in feet for cables 655 feet (200 m) or shorter, or in decibels for longer cables. Line buildout compensates for the loss in decibels based on the distance from the device to the first repeater in the circuit. Specifies the line encoding method. Configures the T1 interface as a loopback interface for testing purposes. When T1 is configured as a local loopback interface, the router transmits test traffic simultaneously to the CSU and to the receiver at the T1 interface. When T1 is configured as a remote loopback interface, test traffic transmitted by the CSU is simultaneously received at the T1 interface and transmitted back to the CSU. Specifies the number of time slots allocated to a fractional T1 interface. By default, a T1 interface uses all the time slots. From the list, select one of the following line buildouts: 0 132 (0 m 40 m) (the default) 133 265 (40 m 81 m) 266 398 (81 m 121 m) 399 531 (121 m 162 m) 532 655 (162 m 200 m) long-0db long-7.5db long-15db long-22.5db From the list, select one of the following: ami Alternate mark inversion b8zs Binary 8 zero substitution (the default) From the Loopback list, select one of the following: local Traffic loops from the transmitter to the receiver at the T1 interface during tests. remote Traffic loops from the receiver to the transmitter at the T1 interface during tests. Type numeric values from 1 through 24. You can use any combination of time slots. To configure ranges, use hyphens. To configure discontinuous slots, use commas. For example: 1 5,10,24 CLI set interface t1-1/0/0 unit 0 family inet address <ipaddress/mask> set security zones security-zone zone1 interfaces t1-1/0/0.0 host-inbound-traffic system-services all set security zones security-zone zone1 interfaces t1-1/0/0.0 host-inbound-traffic protocols all set security policies default-policy permit-all E1 Configuration To configuration properties on an E1 interface: SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module 7
1. Select Configuration>Quick Configuration >Interfaces if the Interfaces Quick Configuration page is not displayed. 2. Enter information into the Interfaces Quick Configuration page, as described in Table 4 on page 9. TBD 3. Click one of the following buttons: Click OK to apply the configuration and return to the J-Web Quick Configuration page. Click Cancel to cancel your entries and return to the J-Web Quick Configuration page. The properties you can configure on an E1 interface are displayed, as shown in Figure 2 on page 9. 8 SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module
Figure 2: E1 Mini-PIM Quick Configuration Page Table 4: E1 Quick Configuration Summary Logical Interfaces SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module 9
Table 4: E1 Quick Configuration Summary (continued) Add logical interfaces Logical Interface Description IPv4 Addresses and Prefixes Defines one or more logical units that you connect to this physical E1 interface. You must define at least one logical unit for an E1 interface. You can define multiple units if the encapsulation type is Frame Relay. (Optional) Describes the logical interface. Specifies one or more IPv4 addresses for the interface. Click Add. Type a text description of the logical interface to more clearly identify it in monitoring displays. 1. Type one or more IPv4 addresses and prefixes. For example: 10.10.10.10/24 2. Click Add. 3. Click OK. Physical Interface Description MTU (bytes) Clocking (Optional) Adds supplementary information about the physical E1 interface. Specifies the maximum transmission unit size for the E1 interface. Specifies the transmit clock source for the E1 line. Type a text description of the E1 interface to more clearly identify it in monitoring displays. Type a value between 256 and 1504 bytes. The default MTU for E1 interfaces is 1504. From the list, select one of the following: internal Services Router's own system clock (the default) external Clock received from the E1 interface Per unit scheduler Enables scheduling on logical interfaces. Allows you to configure multiple output queues on a logical interface and associate an output scheduler and shaping rate with the queues. To enable scheduling, select the check box. To disable scheduling, clear the check box. Encapsulation Encapsulation Specifies the encapsulation type for traffic on the interface. From the list, select the encapsulation for this E1 interface: PPP Frame Relay Cisco HDLC Enable CHAP Enables or disables CHAP authentication on an E1 interface with PPP encapsulation only. To enable CHAP, select the check box. To disable CHAP, clear the check box. 10 SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module
Table 4: E1 Quick Configuration Summary (continued) CHAP Local Identity (available if CHAP is enabled) Use System Host Name Specifies that the E1 interface uses the Internet Router's system hostname in CHAP challenge and response packets. To enable, select the check box (the default). To disable, clear the check box. Local Name CHAP Peer Identity CHAP Secret If Use System Host Name is disabled, specifies the local name for CHAP to use. Identifies the client or peer with which the Internet Router communicates on this E1 interface. Specifies the secret password for CHAP authentication, known to both sides of the connection. Type a local name for this E1 interface. Type the CHAP client name. Type a password that is known to the other side of the connection. Use a combination of letters and numbers that is difficult for others to guess. E1 Options Bert Algorithm Bert Error Rate Bert Period Frame Checksum Framing Mode Specifies the bit error rate test (BERT) algorithm to use during a BERT. BERT is supported only when transmission is unframed. (See the Unframed option.) Specifies the exponent n in the bit error rate 10 n. Specifies the length of time in seconds of the BERT. Specifies the number of bits in the frame checksum. A 32 bit checksum provides more reliable packet verification, but is not supported by some older equipment. Specifies the framing mode for the E1 line. TBD Type a value between 3 and 7, or 0. For example, a value of 6 specifies that 1 bit out of 1,000,000 is transmitted in error. The default is 0 (no bits are transmitted in error). Type a value between 1 and 240. The default is 10. Select 16 or 32. The default value is 16. From the list, select one of the following: g704 The default g704 no-crc4 G704 without cyclic redundancy check 4 (CRC4) unframed Unframed transmission format Invert Data Enables or disables data inversion. Data inversion is normally used only in alternate mark inversion (AMI) mode. To enable, select the check box. To disable, clear the check box. SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module 11
Table 4: E1 Quick Configuration Summary (continued) Loopback Timeslots Configures the E1 interface as a loopback interface for testing purposes. When E1 is configured as a local loopback interface, the router transmits test traffic simultaneously to the CSU and to the receiver at the E1 interface. When E1 is configured as a remote loopback interface, test traffic transmitted by the CSU is simultaneously received at the E1 interface and transmitted back to the CSU. Specifies the number of time slots allocated to a fractional E1 interface. By default, an E1 interface uses all the time slots. From the Loopback list, select one of the following: local Traffic loops from the transmitter to the receiver at the E1 interface during tests. remote Traffic loops from the receiver to the transmitter at the E1 interface during tests. Type numeric values from 2 through 32. Separate discontinuous entries with commas, and use hyphens to indicate ranges. For example: 2,4,7 9 CLI set interface e1-1/0/0 unit 0 family inet address <ipaddress/mask> set security zones security-zone zone1 interfaces e1-1/0/0.0 host-inbound-traffic system-services all set security zones security-zone zone1 interfaces e1-1/0/0.0 host-inbound-traffic protocols all set security policies default-policy permit-all Related Topics SRX 210 Services Gateway 1-port SFP Mini-Physical Interface Module Removing a Blank Mini-PIM Faceplate from the SRX 210 Services Gateway Removing a Mini-PIM from the SRX 210 Services Gateway Installing a Mini-PIM on the SRX 210 Services Gateway 12 SRX 210 Services Gateway T1/E1 Mini-Physical Interface Module