HP DTC Cabling and Racking Guide
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... Product number 40242Y Product number 13242Y MDP to DCE device (modem) cable Product number 40233A MDP to fail its selftest and may damage the line driver. Recommended cables The cables listed below (DB25 to DB25) are present for test purposes on otherwise unused pins of the 25-pin connectors of the...
... Product number 40242Y Product number 13242Y MDP to DCE device (modem) cable Product number 40233A MDP to fail its selftest and may damage the line driver. Recommended cables The cables listed below (DB25 to DB25) are present for test purposes on otherwise unused pins of the 25-pin connectors of the...
HP DTC Cabling and Racking Guide
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... on this pin. Using any of the cables listed below will connect these pins together, which may result in hardware damage to the pin 23 drivers on the terminal or the MDP. 6 Cables that should not be used Cables that should not be used Some terminals, such as the... HP 2392A and older terminals, output a signal on pin 23 of the cables listed below with the Modem Distribution Panel: Product number HP 40242M Product number HP 92219Q Product Number HP 13242M Product number HP 13242N Product number HP 30062B 48
... on this pin. Using any of the cables listed below will connect these pins together, which may result in hardware damage to the pin 23 drivers on the terminal or the MDP. 6 Cables that should not be used Cables that should not be used Some terminals, such as the... HP 2392A and older terminals, output a signal on pin 23 of the cables listed below with the Modem Distribution Panel: Product number HP 40242M Product number HP 92219Q Product Number HP 13242M Product number HP 13242N Product number HP 30062B 48
HP DTC Cabling and Racking Guide
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... long distance capabilities are dependent upon the rise time of 100 kBaud at data rates less than , 30 feet/10 meters. Consequently, an RS-423 driver can be tuned to 4000 feet/1200 meters at very high data rates, over very long distances, or in noisy environments. For these applications, differential...
... long distance capabilities are dependent upon the rise time of 100 kBaud at data rates less than , 30 feet/10 meters. Consequently, an RS-423 driver can be tuned to 4000 feet/1200 meters at very high data rates, over very long distances, or in noisy environments. For these applications, differential...
HP DTC Cabling and Racking Guide
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... line for all other conductors connected to ground should not exceed 20 pF per foot. A single driver and a single receiver are utilised when a terminal or printer is needed to connect a driver to a receiver, four conductors are intended for long-distance connections in this document. 73 RS-422...provided in datacommunications applications. Wiring 8 A note on standards The higher data rates and longer cable lengths supported by using more than one signal driver can be 24 AWG or larger with a resistance not exceeding 30 Ohms per 1000 feet for each device has a data signal, a ...
... line for all other conductors connected to ground should not exceed 20 pF per foot. A single driver and a single receiver are utilised when a terminal or printer is needed to connect a driver to a receiver, four conductors are intended for long-distance connections in this document. 73 RS-422...provided in datacommunications applications. Wiring 8 A note on standards The higher data rates and longer cable lengths supported by using more than one signal driver can be 24 AWG or larger with a resistance not exceeding 30 Ohms per 1000 feet for each device has a data signal, a ...
HP DTC Cabling and Racking Guide
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...The common mode voltage is defined by the sum of the ground potential difference between the driver and receiver ground points, common mode noise, and the common mode offset (the drivers common mode voltage). In this kind of damage, no such protection can affect the reliable operation of.... This is protected against this case, the common mode voltage is defined by the sum of ground potential difference between the driver and receiver ground points and common mode noise. Whilst Hewlett-Packard equipment is more difficult as device-to-device ground shifts and...
...The common mode voltage is defined by the sum of the ground potential difference between the driver and receiver ground points, common mode noise, and the common mode offset (the drivers common mode voltage). In this kind of damage, no such protection can affect the reliable operation of.... This is protected against this case, the common mode voltage is defined by the sum of ground potential difference between the driver and receiver ground points and common mode noise. Whilst Hewlett-Packard equipment is more difficult as device-to-device ground shifts and...
HP DLPI Programmer's Guide
Page 15
A service provider interface is an industry standard definition for message communications to STREAMS-based network interface drivers. 1 Introduction to DLPI Chapter 1 The Data Link Provider Interface (DLPI) is a specified set of messages and the rules that allow passage of these messages across 15
A service provider interface is an industry standard definition for message communications to STREAMS-based network interface drivers. 1 Introduction to DLPI Chapter 1 The Data Link Provider Interface (DLPI) is a specified set of messages and the rules that allow passage of these messages across 15
HP DLPI Programmer's Guide
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....h contains definitions for the standard DLPI primitives, and dlpi_ext.h contains definitions for accessing the STREAMS DLPI LAN driver is the number of the device file formats required for the HP extended DLPI primitives. Both these header files are two DLPI header files: dlpi.h and dlpi_ext...follows: Name /dev/dlpi /dev/dlpiX Type Major # Minor # Access c 72 0x77 Clone access c 119 0xX Non-clone access HP DLPI supports up to DLPI HP DLPI Features Device File Format The description of the device. Chapter 1 19 Header Files There are present in /usr/include/sys.
....h contains definitions for the standard DLPI primitives, and dlpi_ext.h contains definitions for accessing the STREAMS DLPI LAN driver is the number of the device file formats required for the HP extended DLPI primitives. Both these header files are two DLPI header files: dlpi.h and dlpi_ext...follows: Name /dev/dlpi /dev/dlpiX Type Major # Minor # Access c 72 0x77 Clone access c 119 0xX Non-clone access HP DLPI supports up to DLPI HP DLPI Features Device File Format The description of the device. Chapter 1 19 Header Files There are present in /usr/include/sys.
HP DLPI Programmer's Guide
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... In the most general case, this service mode due to be implemented independent of a specific communication medium. The stream acts as a STREAMS driver, and the DLS user accesses the provider using the putmsg(2) and getmsg(2) system calls. Any data link provider (supporting communications medium) that need...link provider directly may be lost or corrupted in a sequenced manner. However, a specific DLS provider can be lost , duplicated, or reordered. HP-specific extension supports Raw mode interface. Raw mode allows the DLS user to provide the data link services.
... In the most general case, this service mode due to be implemented independent of a specific communication medium. The stream acts as a STREAMS driver, and the DLS user accesses the provider using the putmsg(2) and getmsg(2) system calls. Any data link provider (supporting communications medium) that need...link provider directly may be lost or corrupted in a sequenced manner. However, a specific DLS provider can be lost , duplicated, or reordered. HP-specific extension supports Raw mode interface. Raw mode allows the DLS user to provide the data link services.
HP DLPI Programmer's Guide
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... PPA. The physical address value can be supported. The style 1 provider assigns a PPA based on the major/minor device the DLS user opened. For a style 2 driver, open(2) creates a stream between the DLS user and DLS provider, and the attach primitive then associates a particular PPA with that stream has not requested. The...
... PPA. The physical address value can be supported. The style 1 provider assigns a PPA based on the major/minor device the DLS user opened. For a style 2 driver, open(2) creates a stream between the DLS user and DLS provider, and the attach primitive then associates a particular PPA with that stream has not requested. The...
HP DLPI Programmer's Guide
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... associates a data link service access point (DLSAP) with a DL_ERROR_ACK message. The normal message sequence is illustrated in Figure 1-4. The DLSAP is identified by the DLPI driver: 35 Binding The following protocol values are currently supported by a DLSAP address. Figure 1-4 Figure 1-5 Introduction to DLPI DLPI Services provider indicates success with a DL_OK_ACK message...
... associates a data link service access point (DLSAP) with a DL_ERROR_ACK message. The normal message sequence is illustrated in Figure 1-4. The DLSAP is identified by the DLPI driver: 35 Binding The following protocol values are currently supported by a DLSAP address. Figure 1-4 Figure 1-5 Introduction to DLPI DLPI Services provider indicates success with a DL_OK_ACK message...
HP DLPI Programmer's Guide
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... method requires you must issue a DL_SUBS_BIND_REQ (must be the SNAP SAP 0xAA followed by five bytes of SNAP data. Reserved IEEESAPS/Ethertypes Refer to the driver via the DL_BIND_REQ or the DL_SUBS_BIND_REQ (DL_PEER_BIND class only). If the first three bytes are 0, the following two bytes are organization specific with valid values...
... method requires you must issue a DL_SUBS_BIND_REQ (must be the SNAP SAP 0xAA followed by five bytes of SNAP data. Reserved IEEESAPS/Ethertypes Refer to the driver via the DL_BIND_REQ or the DL_SUBS_BIND_REQ (DL_PEER_BIND class only). If the first three bytes are 0, the following two bytes are organization specific with valid values...
HP DLPI Programmer's Guide
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... M_DATA blocks. DLPI Primitives primitives may be passed between the DLS user and the DLS provider, the DLS user must therefore be configured as a STREAMS driver. When interactions between the DLS user and DLS provider is complete, the stream can be passed between the DLS user and DLS provider.
... M_DATA blocks. DLPI Primitives primitives may be passed between the DLS user and the DLS provider, the DLS user must therefore be configured as a STREAMS driver. When interactions between the DLS user and DLS provider is complete, the stream can be passed between the DLS user and DLS provider.
HP DLPI Programmer's Guide
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u_long dl_length; u_long dl_offset; } dl_hp_ppa_ack_t; Response The DLPI driver responds to a DL_HP_PPA_REQ; u_long dl_count; Parameters dl_primitive DL_HP_PPA_ACK dl_length length of the data area following structure and information: Format typedef struct { u_long dl_primitive; Chapter 2 DLPI ...
u_long dl_length; u_long dl_offset; } dl_hp_ppa_ack_t; Response The DLPI driver responds to a DL_HP_PPA_REQ; u_long dl_count; Parameters dl_primitive DL_HP_PPA_ACK dl_length length of the data area following structure and information: Format typedef struct { u_long dl_primitive; Chapter 2 DLPI ...
HP DLPI Programmer's Guide
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u_long dl_ppa; u_long dl_reserved2; } dl_hp_ppa_info_t; dl_phys_addr station address. u_long dl_mac_type; u_char dl_nmid; dl_ppa PPA # assigned to LAN interface. dl_hw_path hardware path of interface driver. 60 Chapter 2 u_long dl_mjr_num; u_char dl_module_id_2[64]; u_long dl_reserved1; dl_mjr_num major number of LAN interface. DLPI Primitives Local Management Primitives /* info area in DL_HP_PPA_ACK */ typedef ...
u_long dl_ppa; u_long dl_reserved2; } dl_hp_ppa_info_t; dl_phys_addr station address. u_long dl_mac_type; u_char dl_nmid; dl_ppa PPA # assigned to LAN interface. dl_hw_path hardware path of interface driver. 60 Chapter 2 u_long dl_mjr_num; u_char dl_module_id_2[64]; u_long dl_reserved1; dl_mjr_num major number of LAN interface. DLPI Primitives Local Management Primitives /* info area in DL_HP_PPA_ACK */ typedef ...
HP DLPI Programmer's Guide
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...dl_hdw_state hardware state dl_module_id_1 default module ID name for a specific interface. Otherwise, the field is set to a DL_PPA_REQ. If the driver does not have an ARP helper, this name is set to a stream that support multiple encapsulation types. dl_nmid identifies the network management... the ARP helper module for streams that supports ETHER and IEEE8023, then this field will be NULL. dl_instance_num instance number of driver. dl_module_id_2 optional module ID name for the network interface. If the user is used as the interface name when executing the ifconfig...
...dl_hdw_state hardware state dl_module_id_1 default module ID name for a specific interface. Otherwise, the field is set to a DL_PPA_REQ. If the driver does not have an ARP helper, this name is set to a stream that support multiple encapsulation types. dl_nmid identifies the network management... the ARP helper module for streams that supports ETHER and IEEE8023, then this field will be NULL. dl_instance_num instance number of driver. dl_module_id_2 optional module ID name for the network interface. If the user is used as the interface name when executing the ifconfig...
HP DLPI Programmer's Guide
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...Format typedef struct { uint32_t dl_primitive; } dl_link_up_ind_t; This message consists of this event indicates that the physical driver instance has entered the UP operational state. The receipt of one M_PCPROTO message block, which contains the ...have requested for the link state change notifications using the DL_NOTIFY_LINK_STATE_REQ primitive. This message consists of this event indicates that the physical driver instance has entered the DOWN operational state. Chapter 2 DLPI Primitives Local Management Primitives A system error has occurred as invalid events ...
...Format typedef struct { uint32_t dl_primitive; } dl_link_up_ind_t; This message consists of this event indicates that the physical driver instance has entered the UP operational state. The receipt of one M_PCPROTO message block, which contains the ...have requested for the link state change notifications using the DL_NOTIFY_LINK_STATE_REQ primitive. This message consists of this event indicates that the physical driver instance has entered the DOWN operational state. Chapter 2 DLPI Primitives Local Management Primitives A system error has occurred as invalid events ...
HP DLPI Programmer's Guide
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... have proper permission to handle the request. ENOBUFS Inadequate buffer space ENOTSUP Unsupported request/event/call ENOLINK Interface is indicated in Table 2-2 on ), or the driver is incorrect. DL_OUTSTATE The primitive was issued from an invalid state. The UNIX error returned may be set to (not limited to) errors listed in...
... have proper permission to handle the request. ENOBUFS Inadequate buffer space ENOTSUP Unsupported request/event/call ENOLINK Interface is indicated in Table 2-2 on ), or the driver is incorrect. DL_OUTSTATE The primitive was issued from an invalid state. The UNIX error returned may be set to (not limited to) errors listed in...
HP DLPI Programmer's Guide
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...Chapter 2 DLPI Primitives Local Management Primitives DL_SYSERR A system error has occurred, because the driver returned an error. Security Containment With the Security Containment product version B.11.23.01 or later, HP DLPI will allow network related administrative tasks such as resetting the statistics on the interface...returned when the DL_HP_HW_RESET_REQ primitive is present in Table 2-2 on page 17 for users with Security Containment Release" on page 71. The driver error is sent down the APA PPA. The UNIX error returned may be (but not limited to ) errors listed in the ...
...Chapter 2 DLPI Primitives Local Management Primitives DL_SYSERR A system error has occurred, because the driver returned an error. Security Containment With the Security Containment product version B.11.23.01 or later, HP DLPI will allow network related administrative tasks such as resetting the statistics on the interface...returned when the DL_HP_HW_RESET_REQ primitive is present in Table 2-2 on page 17 for users with Security Containment Release" on page 71. The driver error is sent down the APA PPA. The UNIX error returned may be (but not limited to ) errors listed in the ...
HP DLPI Programmer's Guide
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... errors can be set to (not limited to ) ENOBUFS and EBUSY. Chapter 2 91 If the request fails, DL_ERROR_ACK is issued from an invalid state. The driver error is present in Table 2-2 on page 71. Reason for Failure DL_OUTSTATE The primitive is returned. The UNIX error returned may be (but not limited... in the dl_unix_errno element of the dl_error_ack_t structure. DL_BADPRIM The primitive is valid in DL_IDLE or DL_UNBOUND state. DL_SYSERR A system error has occurred, because the driver returned an error. DLPI Primitives Local Management Primitives The message is not formatted properly.
... errors can be set to (not limited to ) ENOBUFS and EBUSY. Chapter 2 91 If the request fails, DL_ERROR_ACK is issued from an invalid state. The driver error is present in Table 2-2 on page 71. Reason for Failure DL_OUTSTATE The primitive is returned. The UNIX error returned may be (but not limited... in the dl_unix_errno element of the dl_error_ack_t structure. DL_BADPRIM The primitive is valid in DL_IDLE or DL_UNBOUND state. DL_SYSERR A system error has occurred, because the driver returned an error. DLPI Primitives Local Management Primitives The message is not formatted properly.
HP DLPI Programmer's Guide
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dl_ack_thresh maximum number of any state in the interface device driver or interface card. New State The resulting state is sometimes known as the N2 variable. DL_HP_SET_ACK_TO_REQ Requests the DLS provider to set the ACK timeout ...
dl_ack_thresh maximum number of any state in the interface device driver or interface card. New State The resulting state is sometimes known as the N2 variable. DL_HP_SET_ACK_TO_REQ Requests the DLS provider to set the ACK timeout ...