Polycom DOC2230A User Manual
Page 12
Chapter 1 - Before You Begin
1-4
Channel aggregation
H.221, BONDING, Multi-Rate (H0)
Network Interfaces
MGC-50/MGC-100
Network interfaces
ISDN:
T1 PRI, E1 PRI, Multirate ISDN, NFAS, Leased
lines-T1/E1, Switched 56
IP (H.323 and SIP):
LAN
T1-CAS
T1-CAS lines for Audio Only connections
ATM:
25 (FVC.COM), 155 (FVC.COM)
Serial:
V.35, RS449, RS530/A
External
Communications
MGC-50/MGC-100
Data rates
56 Kbps - 1920 Kbps (E1)
Network interfaces
ISDN T1/ E1, ATM-25 (First Virtual), ATM-155 (First
Virtual), T1-CAS, LAN, serial (MPI)
MGC Manager control
connection
An independent LAN connection (separate from the
conferencing connection)
Clock synchronization
Synchronizes to an external network
Local/Remote External
Equipment
MGC-50/MGC-100
Operator workstations
LAN/RS-232/Modem/Internet
Reservation systems
LAN/Internet/Modem
Environment
MGC-50/MGC-100
Operating temperature
10°–40°C (50°–104°F)
Storage temperature
-40°–70°C (40°–158°F)
Relative humidity
15%-90% no condensing
Operating altitude
Up to approx. 3,000m (10,000ft)
Table 1-1: MGC Unit Specifications