Linksys WAG354G - Wireless-G ADSL Home Gateway. Data link protocols: RFC1483, PPPoE, PPPoA, Management protocols: RIP v1 & v2, DHCP Server, Dynamic DNS, Supported network protocols: G.lite, G.dmt, g.992.3, g.992.5, T1.413i2. Firewall security: SPI, Security algorithms supported: 128-bit WEP. Certification: IEEE 802.11g, IEEE 802.11b, IEEE 802.3u, IEEE 802.3,. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -20 - 70 °C, Operating relative humidity range: 10 - 85 %. Weight: 0.27 kg