Polycom realpresence 1800 Administrator's Manual page 985

Disconnection Cause Values
Value Call Disconnection Cause
210 H323 call close. Remote stop responding
213 H323 call close. Master slave problem
251 SIP timer popped out
252 SIP card rejected channels
253 SIP capabilities don't match
254 SIP remote closed call
255 SIP remote cancelled call
256 SIP bad status
257 SIP remote stopped responding
258 SIP remote unreachable
259 SIP transport error
260 SIP bad name
261 SIP trans error TCP invite
300 SIP redirection 300
301 SIP moved permanently
302 SIP moved temporarily
305 SIP redirection 305
380 SIP redirection 380
400 SIP client error 400
401 SIP unauthorized
402 SIP client error 402
403 SIP forbidden
404 SIP not found
405 SIP client error 405
406 SIP client error 406
407 SIP client error 407
408 SIP request timeout
409 SIP client error 409
410 SIP gone
Polycom®, Inc.
Appendix C - CDR Fields Unformatted File
954