Sercomm SHG2500 OpenWrt Firmware

CPU
Broadcom BCM63168
RAM
128 MB
Flash
256NAND MB

The Sercomm SHG2500 is supported by OpenWrt/ImmortalWrt on the bmips/bcm63268 target. 4 firmware images are available from the official OpenWrt 25.12.5 and ImmortalWrt 25.12.1 stable releases — download one below, or build a custom OpenWrt image for this device with your own package selection.

Specs

Specifications

CPUBroadcom BCM63168
CPU cores2
CPU frequency400 MHz
RAM128 MB
Flash256NAND MB
1 Gbit Ethernet ports5
WLAN hardwareBroadcom BCM435F (in SoC); BCM4360
SwitchBroadcom BCM53124S

Hardware data from the OpenWrt Table of Hardware; verify against your unit before flashing.

Build matrix

Supported firmware versions

DistributionVersionTargetProfile
OpenWrt25.12.5bmips/bcm63268sercomm_shg2500
ImmortalWrt25.12.1bmips/bcm63268sercomm_shg2500

Downloads

Download images

OpenWrt 25.12.5 · bmips/bcm63268

ImageTypesha256
openwrt-25.12.5-bmips-bcm63268-sercomm_shg2500-squashfs-factory.img

For first-time flash from stock firmware.

factoryb874a82eee81
openwrt-25.12.5-bmips-bcm63268-sercomm_shg2500-squashfs-sysupgrade.bin

Not sure? Pick this if upgrading from OpenWrt.

sysupgrade4a9223297bda

ImmortalWrt 25.12.1 · bmips/bcm63268

ImageTypesha256
immortalwrt-25.12.1-bmips-bcm63268-sercomm_shg2500-squashfs-factory.img

For first-time flash from stock firmware.

factory3412ca490370
immortalwrt-25.12.1-bmips-bcm63268-sercomm_shg2500-squashfs-sysupgrade.bin

Not sure? Pick this if upgrading from OpenWrt.

sysupgrade694cc54018d8

Downloads are served by the official OpenWrt/ImmortalWrt mirrors — unchanged upstream stable builds.

Packages & install

Default packages & installation

Default packages

Every image for the Sercomm SHG2500 ships these packages by default. The customize option below lets you add or remove packages before the image is assembled.

OpenWrt 25.12.5 · bmips/bcm63268

Device packages (7)

nand-utils kmod-usb-ohci kmod-usb-ledtrig-usbport kmod-usb2 broadcom-4360-sprom kmod-i2c-gpio kmod-leds-sercomm-msp430

Target default packages (26)

apk-mbedtls base-files ca-bundle dnsmasq dropbear ethtool firewall4 fstools kmod-gpio-button-hotplug kmod-nft-offload libc libgcc libustream-mbedtls logd mtd netifd nftables odhcp6c odhcpd-ipv6only ppp ppp-mod-pppoe procd-ujail uci uclient-fetch urandom-seed urngd

ImmortalWrt 25.12.1 · bmips/bcm63268

Device packages (7)

nand-utils kmod-usb-ohci kmod-usb-ledtrig-usbport kmod-usb2 broadcom-4360-sprom kmod-i2c-gpio kmod-leds-sercomm-msp430

Target default packages (30)

apk-openssl base-files block-mount ca-bundle default-settings-chn dnsmasq-full dropbear ethtool firewall4 fstools kmod-gpio-button-hotplug kmod-nf-nathelper kmod-nft-offload libc libgcc libustream-openssl logd luci mtd netifd nftables odhcp6c odhcpd-ipv6only ppp ppp-mod-pppoe procd-ujail uci uclient-fetch urandom-seed urngd

Installation notes

  • First install from stock firmware: flash the factoryimage through the vendor firmware's upgrade page or recovery mode.
  • Already running OpenWrt or ImmortalWrt: flash the sysupgrade image from LuCI (System → Backup / Flash Firmware) or with the sysupgrade command.
  • Verify your download against the published checksum before flashing:
    $ sha256sum openwrt-25.12.5-bmips-bcm63268-sercomm_shg2500-squashfs-factory.img
    b874a82eee81dbd12548ae0e94420854ff226a19cfeb73d41462fe8299d77980  openwrt-25.12.5-bmips-bcm63268-sercomm_shg2500-squashfs-factory.img

Build custom firmware

Need more than the default image for the Sercomm SHG2500? Pick your packages — LuCI apps, themes, VPN clients — set the basics, and get a ready-to-flash OpenWrt image assembled from official packages in minutes.

Customize firmware for this device

Related

Related devices

More Sercomm devices

More devices on bmips/bcm63268

Upstream

Upstream & source

Images are assembled from packages compiled and published by the upstream OpenWrt and ImmortalWrt projects. The complete corresponding source code is available from those projects under the GPL.