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EnGenius ESR-1221 EXT

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bg (G54)
wireless router
3rd Party Firmware
dd-wrt Incompatible
OpenWrt Incompatible
Tomato any flavor Incompatible
Platform
BrandModelRev EnGenius ESR-1221 EXT
FCC ID U2M-SR32108001
Type wireless router
CPU1 checkY Realtek RTL8186
CPU1 Type Lexra LX5280
CPU1 Speed 180 MHz
Flash1 Chip Macronix MX29LV160DBTI-70G
Flash1 Size 2 MiB2,097,152 B <br />16,384 Kib <br />2,048 KiB <br />16 Mib <br />0.00195 GiB <br />
RAM1 Size 8 MiB8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br />
RAM1 Chip ISSI IC42S16400F-7TL
ETH chip1 Realtek RTL8186
Switch Realtek RTL8305SC
Ethernet Port Count 1-WAN4-100MbE-LAN
Wired Standard IEEE 802.3i/3u

802dot11 OUI: 00:02:6F (27 E, 62 W)
Ethernet OUI: 00:02:6F (27 E, 62 W)

Expansion IF types none specified
Power 12 VDC, 1 A
Connector type barrel
Other

Default IP address: 192.168.1.1
the IP 192.168.1.1 is used by 1335 additional devices
of which 21 are EnGenius devices
Default login user: admin
Default login password: admin
admin:admin credentials used by 1347 additional devices
of which 50 are EnGenius devices

Manuf/OEM/ODM Senao NSR-1221
Retail
Availability common
FCC approval date 11 August 2008
UPC 655216004061
(UPC DB, On eBay)
ASIN B0026N3RZ4 Flag of the United States.svg
Country of manuf Taiwan
Radio 1
Chip1 Realtek RTL8186
Chip2 Realtek RTL8225
Wireless interface OUI 00:02:6F
Antenna Connector Type RP-SMA
Wireless Standard IEEE 802.11b/g
802.11g up to 54 Mbps
802.11b up to 11 Mbps
WiFi Operating Frequency 2.4 GHz

For a list of all currently documented Realtek chipsets with specifications, see Realtek.

For a list of all currently documented EnGenius devices with specifications, see EnGenius.

54 Mbps - 2.4GHz 802.11g = G54 class

Overview

"NSR-1221-0.10 LFP" is silkscreened on the board in the FCC photos.

The FCC documents imply there is a plain ESR-1221 model without an RP-SMA connector.

On the SureWest Customized model (ESR-1221 EXT (SureWest) printed on bottom), the default password is the device's mac address in lowercase without colons. for example, Username: admin Password: 00026f893ad1

Links of Interest

On the DD-WRT forums