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Chapter 4 CS 1000 considerations 33
Chapter 4
CS 1000 considerations
A Survivable Remote Gateway (SRG) extends CS 1000 features from the main office and provides a business continuity solution to one or more remote SRG locations (branch offices).
The Main Office Configuration Guide for SRG50
The following activities are specific to SRG50 configuration when the main office call server is a CS 1000:
•“CS 1000 and SRG terminology comparison” on page 33
•“Normal and local mode overview” on page 35
•“Virtual trunk capacity” on page 38
•“Vacant Number Routing (VNR)” on page 38
•“Bandwidth management” on page 38
•“Bandwidth management configuration: NBWM, ADBWM, and ACR” on page 40
•“Emergency Services Access (ESA) configuration” on page 42
•“CS 1000 information for the SRG” on page 44
•“IP telephones redirection” on page 47
•“Firmware upgrade” on page 51
CS 1000 and SRG terminology comparison
The table Comparison of CS 1000 and SRG terms and contexts on page 33 compares
Table 7 Comparison of CS 1000 and SRG terms and contexts (Sheet 1 of 2)
Term or Context | CS 1000 | SRG |
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Dialing plan | Private / Public network dialing | |
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Type of number | CDP / UDP / GDP / TNDN | CDP / UDP / no equivalent |
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Numbers | TN (terminal number) | MOTN (main office terminal number) |
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| TN = MOTN. That is, the TN from the main office is entered on the SRG in the | |
| MOTN field (see “IP telephones redirection” on page 47). | |
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| BUID (branch user ID) | The CS 1000 BUID is entered on the |
| The dialable number of an IP telephone | SRG (see S1000 IP Terminal Details |
| at the SRG when it is called from a | panel on page 48) but there is no SRG |
| equivalent for BUID. | |
| phone located at the main office or | |
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| |
| another branch office. |
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