... (Comfort Noise Generation)- Codec: G.711, G.723.1, G.726, G.729.A, G.722, G. ... on WAN Access/PPP on Demand- IGMP v.1/v.2 snooping- IGMP Multicast Support- ALG for ... support- 2 Level (User/Admin) Password Authentication to Router- IP Filtering- MAC Filtering- Parental controlOperating System Support- ... 1 1000M WAN Port (RJ45)- 2 FXS Ports (RJ11)- 4 10/100M LAN Ports (RJ45)(MDI/MDIX) VoIP Wireless Router ...