Grandstream Networks GXP21 Series Security Manual page 3

Table of Figures
Figure 1 : Web UI Access Settings................................................................................................................ 4
Figure 2 : Web UI Login ................................................................................................................................ 5
Figure 3 : Change Password on First Boot ................................................................................................... 5
Figure 4: Change Admin Level Password ..................................................................................................... 5
Figure 5 : Change User Level password ....................................................................................................... 6
Figure 6 : Configure TLS as SIP Transport ................................................................................................... 7
Figure 7 : SIP TLS Settings ........................................................................................................................... 7
Figure 8 : Additional SIP TLS Settings .......................................................................................................... 8
Figure 9 : Anonymous Call Rejection ............................................................................................................ 8
Figure 10 : Settings to Block Anonymous Call .............................................................................................. 9
Figure 11 : SRTP Settings ........................................................................................................................... 10
Figure 12 : SNMP Setting ........................................................................................................................... 10
Figure 13 : Upgrade and Provisioning ........................................................................................................ 11
Figure 14 : TR-069 Connection Settings ..................................................................................................... 13
Figure 15 : Syslog Protocol ......................................................................................................................... 14
P a g e | 2
GXP Security Guide