Comtrend NexusLink 3111u

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Comtrend NexusLink 3111u

FCC approval date: 01 July 2013

Type: wireless router, dsl modem


Power: 12 VDC, 1.5 A
Connector type: barrel

CPU1: Broadcom BCM63168U
FLA1: ? MiB (Macronix Model?)
RAM1: ? MiB (Brand? Model?)

Expansion IFs: USB 2.0
USB ports: 1

WI1 chip1: Broadcom BCM63168U
WI1 802dot11 protocols: bgn
WI1 MIMO config: 2x2:2
WI1 antenna connector: none

ETH chip1: Broadcom BCM63168U
Switch: Broadcom BCM63168U
LAN speed: 100M
LAN ports: 4


Flags: VDSL, bonded DSL

Default IP address:
the IP is used by 1233 additional devices
of which 7 are Comtrend devices
Default login user: root
Default login password: 12345
root:12345 credentials used by 5 additional devices
of which 5 are Comtrend devices

802dot11 OUI: none specified

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

Multi-DSL Bonded Router
Product page


"50XX13-021", a lead-free symbol, and "C074E143A0" is silkscreened on the board in the FCC photos.

The DSL/WiSoC is a BCM63168UKFEBG.

The FCC test report indicates that this FCC covers both the NexusLink-3111u and the NexusLink-3110u.

It is stated the different models are for market segmentation.

The datasheet indicates that the device supports VDSL2 and has one GbE Flex port (the rest are 10/100).

Per the FCC manual...

  • There are three privileged accounts.
    • root:12345 for administrative access
    • user:user for user access
    • support:support for remote (WAN) access
  • The sample SSID is shown as Comtrend.