Support Three sip servers running at the same time.

Redundancy sip server capable, NAT, Firewall.

Auto Call Routing Selection VOIP and PSTN(choice)

DHCP client and server.

Support PPPoE, (used for ADSL, cable modem connecting).

Support major G7.xxx CODEC.

G.165 compliant 16ms echo cancellation

E.164 dial plan and customized dial rules

Hotline.

Call Forward, Call Transfer, 3-way conference calls

Call ID display

DND(Do Not Disturb),Black List,Limit List

CPU：32Bit 125Mhz   Flash:16m  Ram:16m