Nortel 2000 Software Reference Manual page 256

Chapter 4 Utilities Book C
Network error occurred while sending form-feed after last file:
error sending final formfeed to Annex
Network errors occurred while establishing contact with Annex:
error during Annex port select
error during wait for ACK after port select
Network error occurred while waiting for acknowledgment of
print job completion from Annex:
error during wait for final ACK
Unexpected SIGPIPE error from system software:
Annex connection was lost unexpectedly
Annex connection was lost during attempt to spool
"filename"
–Pprinter found in /etc/printcap, but it is not an Annex printer:
NAME is not an Annex printer
Negative acknowledgment or time-out while waiting for Annex
to acknowledge completion of print job:
Annex didn't acknowledge final data
System network software problems occurred during
communication with Annex:
aprint: recv/read failed
aprint: recvmsg
aprint: sendmsg failed
aprint: write failed
aprint: read failed. errno N
aprint: rcvfrom
aprint: sendto failed
Unknown error
Remote Annex Administrator's Guide for UNIX
Book C-238