Atlantis Land A02-RA144-W300N ADSL2+. DSL connection type: ADSL, Upstream data rate: 2.5 Mbit/s, Downstream data rate: 24 Mbit/s. Networking standards: 802.11b, 802.11g. Supported network protocols: RIP1, RIP2, STATIC ROUTING,IP, ICMP, TCP, UDP, IGMP. Antenna gain level (max): 2.2 dBi. Firewall security: SOHO Firewall Security with NAT Technology and Packet Filtering (up to 72 rules), Authentication method: NAT, PAP, CHAP, Security algorithms supported: WEP 64/128 bit