APPENDIX A Traffic Tables
This appendix provides traffic tables (Tables A.1 through A.9) for a variety of blocking probabilities and channels.* The blocked-calls-cleared (Erlang-B) call model is used. In Erlang B, we assume that, when traffic arrives in the system, it either is served, with probability from the table, or is lost to the system. A customer attempting to place a call therefore either will see a call completion or will be blocked and abandon the call. This assumption is acceptable for low blocking probabilities. In some cases, the call will be placed again after a short period of time. If too many calls reappear in the system after a short delay, the Erlang-B model will no longer hold.
Table A.1 Offered loads (in Erlangs) for various ...
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