Grandstream Networks UCM6204 Security Manual

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UCM Security Manual
Table of Figures
Figure 1: UCM6202 Web UI Login ................................................................................................................ 6
Figure 2: Default Random Password ............................................................................................................ 7
Figure 3: Login Settings ................................................................................................................................ 8
Figure 4: Creating Custom Privilege Levels ................................................................................................ 10
Figure 5: Strategy – Local Subnet Only ...................................................................................................... 12
Figure 6: Registration Failed from Subnet Not Allowed for Registration .................................................... 13
Figure 7: Registration Successful from Allowed Subnet ............................................................................. 13
Figure 8: Enabling SRTP ............................................................................................................................ 14
Figure 9: Outbound Rule Permissions ........................................................................................................ 15
Figure 10: Source Caller ID Filter ............................................................................................................... 16
Figure 11: Password Protection .................................................................................................................. 17
Figure 12: Adding PIN Groups .................................................................................................................... 17
Figure 13: Outbound route with PIN group ................................................................................................. 18
Figure 15: IVR Dial Trunk ............................................................................................................................ 19
Figure 16: PBX SettingsSIP SettingsTCP/TLS .................................................................................... 21
Figure 17: Firewall Rule Custom Configuration .......................................................................................... 24
Figure 18: Static Defense Blocking Host 192.168.40.142 Using TCP Connection .................................... 24
Figure 19: Host blocked by UCM ................................................................................................................ 25
Figure 20: UCM SSH Access ...................................................................................................................... 26
Figure 21: Block SSH Connection .............................................................................................................. 27
Figure 22: Putty Setup for SSH Connection ............................................................................................... 27
Figure 23: SSH Connection Blocked by UCM ............................................................................................ 28
Figure 24: Fail2Ban Default Configuration .................................................................................................. 29
Figure 25: Asterisk Service Fail2Ban setting .............................................................................................. 30

Grandstream Networks UCM6204 Specifications

General

Brand	Grandstream Networks
Model	UCM6204
Category	PBX
Language	English