| Name | SMC SMC7904BRA2 ADSL2 |
| Description | Router/Gateway, External, firewall, NAT, DHCP, 4 LAN ports |
| Type | Router/Gateway |
| Enclosure type | External |
| VoIP | Yes |
| Wireless LAN | Yes |
| Wireless LAN Standard | IEEE 802.11b/g |
| Max network data transfer rate | 100 Mbps Mbps |
| Max wireless data transfer rate | 54 Mbps Mbps |
| Data link protocol | Ethernet, Fast Ethernet, IEEE 802.11b, IEEE 802.11g |
| Transport protocol | TCP/IP, PPTP, UDP/IP, L2TP, IPSec, PPPoE, PPPoA |
| Remote management protocol | SNMP 1, telnet, SNMP 2c, HTTP |
| Spread spectrum method | OFDM, DSSS |
| Routing protocol | RIP-1, RIP-2, static routing IP |
| Frequency band | 2.4GHz |
| Line coding format | CCK, OFDM |
| Encryption algorithm | AES, WEP 128 bits, WEP 64 bits, TKIP, WPA2, WPA-PSK |
| Communication mode | Half-duplex/Full-duplex |
| Firewall protection | Yes |
| NAT support | Yes |
| DHCP support | Yes |
| Compliant standards | IEEE 802.1D, IEEE 802.11b, IEEE 802.11g, IEEE 802.1x |
| Integrated modem | Yes |
| Modem protocols | ITU G.992.2 (G.Lite), ITU G.992.3 (G.DMT.bis), ITU G.992.4 (G.lite.bis), ITU G.992.1 (G.DMT) Annex A |
| Max transfer rate | 24 Mbps |
| Digital signal protocol | ADSL2, ADSL2+ |
| Wan ports | 1 |
| LAN Ports | 4 |
| Integrated switch | Yes |
| Miscellaneous | Protocol of commutation :Ethernet |
| Width | 15.9 cm |
| Depth | 14.7 cm |
| Height | 3.3 cm |
| Weight | 1.2 kg |
Airport not working with belkin adsl2
