User's Manual Contents
Version 6.8 5 Mediant 500L MSBR
13.6 Importing Certificates and Certificate Chain into Trusted Certificate Store .......... 126
13.7 Configuring Mutual TLS Authentication............................................................... 127
13.7.1 TLS for SIP Clients ................................................................................................127
13.7.2 TLS for Remote Device Management ...................................................................128
13.8 Configuring TLS Server Certificate Expiry Check ............................................... 129
14 Date and Time .................................................................................................. 131
14.1 Configuring Date and Time Manually .................................................................. 131
14.2 Configuring Automatic Date and Time using SNTP ............................................ 131
14.3 Configuring Daylight Saving Time ....................................................................... 133
General VoIP Configuration ..................................................................................135
15 Network ............................................................................................................ 137
15.1 Configuring Underlying Ethernet Devices ........................................................... 137
15.2 Configuring IP Network Interfaces ...................................................................... 138
15.2.1 Assigning NTP Services to Application Types ......................................................143
15.2.2 Multiple Interface Table Configuration Summary and Guidelines .........................143
15.2.3 Networking Configuration Examples .....................................................................144
15.2.3.1 One VoIP Interface for All Applications ..................................................144
15.2.3.2 VoIP Interface per Application Type .......................................................144
15.2.3.3 VoIP Interfaces for Combined Application Types ..................................145
15.2.3.4 VoIP Interfaces with Multiple Default Gateways ....................................146
15.3 Configuring Static IP Routes ............................................................................... 147
15.3.1 Configuration Example of Static IP Routes ...........................................................149
15.3.2 Troubleshooting the Routing Table .......................................................................150
15.4 Configuring Quality of Service ............................................................................ 150
15.5 DNS ................................................................................................................... 152
15.5.1 Configuring the Internal DNS Table .......................................................................153
15.5.2 Configuring the Internal SRV Table .......................................................................154
15.6 Network Address Translation Support ................................................................ 157
15.6.1 Device Located behind NAT ..................................................................................157
15.6.1.1 Configuring a Static NAT IP Address for All Interfaces ..........................158
15.6.1.2 Configuring NAT Translation per IP Interface ........................................159
15.6.2 Remote UA behind NAT ........................................................................................160
15.6.2.1 SIP Signaling Messages ........................................................................160
15.6.2.2 Media (RTP/RTCP/T.38) ........................................................................161
15.7 Robust Receipt of Media Streams by Media Latching ......................................... 163
15.8 Multiple Routers Support .................................................................................... 164
16 Security ............................................................................................................ 165
16.1 Configuring Firewall Settings .............................................................................. 165
16.2 Configuring General Security Settings ................................................................ 169
16.3 Intrusion Detection System ................................................................................. 170
16.3.1 Enabling IDS ..........................................................................................................171
16.3.2 Configuring IDS Policies ........................................................................................171
16.3.3 Assigning IDS Policies ...........................................................................................175
16.3.4 Viewing IDS Alarms ...............................................................................................176
17 Media ................................................................................................................ 179
17.1 Configuring Voice Settings ................................................................................. 179
17.1.1 Configuring Voice Gain (Volume) Control .............................................................179