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8.3.2.5! DHCP SERVICE ............................................................................................................... 45!
8.3.2.6! TIME&DATE .................................................................................................................... 46!
8.3.3! VOIP .................................................................................................................................. 47!
8.3.3.1! SIP Configuration ............................................................................................................... 47!
8.3.3.2! IAX2 ................................................................................................................................... 53!
8.3.3.3! STUN Config ..................................................................................................................... 54!
8.3.3.4! DIAL PEER ....................................................................................................................... 55!
8.3.4! Phone .................................................................................................................................. 59!
8.3.4.1! AUDIO ............................................................................................................................... 59!
8.3.4.2! FEATURE .......................................................................................................................... 61!
8.3.4.3! DIAL PLAN ....................................................................................................................... 64!
8.3.4.4! CONTACT ......................................................................................................................... 66!
8.3.4.5! REMOTE CONTACT ....................................................................................................... 68!
8.3.4.6! WEB DIAL ........................................................................................................................ 69!
8.3.4.7! Multicast ............................................................................................................................. 69!
8.3.5! Function Key ...................................................................................................................... 72!
8.3.5.1! Function Keys .................................................................................................................... 73!
8.3.5.2! Softkeys .............................................................................................................................. 75!
8.3.5.3! EXT Keys ........................................................................................................................... 76!
8.3.6! Maintenance ....................................................................................................................... 77!
8.3.6.1! Auto Provision ................................................................................................................... 77!
8.3.6.2! Syslog ................................................................................................................................. 80!
8.3.6.3! Config Setting .................................................................................................................... 81!
8.3.6.4! Update ................................................................................................................................ 83!
8.3.6.5! Access ................................................................................................................................ 85!
8.3.6.6! Reboot ................................................................................................................................ 86!
8.3.7! Security .............................................................................................................................. 86!
8.3.7.1! WEB FILTER .................................................................................................................... 86!
8.3.7.2! Firewall .............................................................................................................................. 87!
8.3.7.3! Network Address Translation (NAT) ................................................................................. 88!
8.3.7.4! VPN .................................................................................................................................... 91!
8.3.7.5! Security .............................................................................................................................. 92!
8.3.8! Logout ................................................................................................................................ 92!
9! APPENDIX ....................................................................................................................... 93!
9.1! SPECIFICATION .................................................................................................................... 93!
9.1.1! Hardware ............................................................................................................................ 93!
9.1.2! Voice Features .................................................................................................................... 93!
9.1.3! Network Features ............................................................................................................... 95!
9.1.4! Maintenance and management ........................................................................................... 96!
9.2! DIGIT-CHARACTER MAP TABLE ........................................................................................... 97!