HP UX 11.x Operating Systems manual E1/T1 interface, E1/T1 Interface Unsolicited Status Codes

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Using HDLC.FRAME Protocol

Status and Error Messages

 

E1/T1 interface

 

 

The following unsolicited status codes may be received by an application

 

program from the HDLC.FRAME protocol on an E1/T1 interface.

Table 3-5

E1/T1 Interface Unsolicited Status Codes

 

 

 

 

Unsolicited

Description

 

Status Code

 

 

 

 

 

IO_OK

No error detected.

 

 

Normal communications have been established or

 

 

resumed.

 

 

 

 

IO_DSBL

Terminal Disabled

 

 

 

 

IO_TX_TMOUT

Cable or local modem fault.

 

 

The physical connection to the remote device has been

 

 

lost.

 

 

 

 

IO_LONG_MSG

Frame too long (SS7 only)

 

 

HDLC.FRAME has entered octet counting mode.

 

 

 

 

IO_RX_BUF

No receive buffers

 

 

The number of available free buffers or message headers

 

 

on the interface card is dangerously low.

 

 

 

 

IO_ALRDY_ENBL

Terminal already enabled

 

 

An enable request was received for an HDLC.FRAME

 

 

terminal which was already enabled.

 

 

 

 

IO_ALRDY_DSBL

Terminal already disabled

 

 

A disable request was received for an HDLC.FRAME

 

 

terminal which was already disabled.

 

 

 

 

IO_STATS

This message is sent in response to a CW_STATS control

 

 

write. The data buffer contains an l2stat_type

 

 

structure (defined in fw_types.h). The l2stat_type

 

 

structure is the same as the x25l2stat_type structure

 

 

mentioned above, except that it has some additional

 

 

fields.

 

 

 

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Chapter 3

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Contents HDLC-Frame Protocol User’s Guide EditionPage Legal Notices Page Printing History Fourth Edition April Release B.03.10 HP-UXPage Preface OrganizationPage Contents Protocol Specific Configuration Sample Configuration File Using the SS7 Mode FeatureContents Overview Product Features IntroductionSupported Devices Modes of OperationData Rules Files Provided Software Installation Note Software Installation Note Using HDLC.FRAME Protocol Application Message Headers Timeout Processing Application Control RequestsLink State Indications Non-E1/T1 ACCLink State Indications Request Specific Processing Control RequestsStatus and Error Messages Transmit Completion Status CodesNon-E1/T1 Interface Non-E1/T1 Interface Transmit Completion Status CodesTransmit Description Status Code Iodown E1/T1 interfaceE1/T1 Interface Transmit Completion Status Codes IotxurunZ7340A Interface Unsolicited Status Codes Unsolicited Status MessagesZ7340A ACC Interface Unsolicited Description Status CodeOther Non-E1/T1 interfaces IoalrdydsblIorxbuf Other Non-E1/T1 Interface Unsolicited Status CodesE1/T1 Interface Unsolicited Status Codes Iobccerr Receive Completion Status Codes1Receive Description Status Code IorxorunStatus and Error Messages Protocol Specific Configuration Interface Definitions Port Definitions Terminal Definitions ZLUHDLC.FRAME Terminal Definitions Non-E1/T1 HDLC.FRAME Configuration Values Poll WordSelect Word Dsig Go down on loss of signalRTS Control the RTS signal on transmitted frames Badfr Bad frame completionFisu Flags Fisu inter-frame flag count SS7 only E1/T1 HDLC.FRAME Configuration ValuesSS7 Enable SS7 processing AZT Analyzer terminal for transmitted dataPredefined Configuration Values Protocol Option WordBulk-Rx Received frame group processing SS7 only E1/T1 HDLC.FRAME Configuration Values Sample Configuration File Terminal Definition LOGICAL-TERMUsing the SS7 Mode Feature Transmitting Frames Receiving Frames Receiving Frames