i need to download this firm ware update but the link is not working can you help? https://software.cisco.com/download/home/282052803/type/282090156/os/Linux/release/2.5.2 CIVS-IPC-2421-25xx-V2.5.2-2.bin.gz
i need to download this firm ware update but the link is not working can you help? https://software.cisco.com/download/home/282052803/type/282090156/os/Linux/release/2.5.2 CIVS-IPC-2421-25xx-V2.5.2-2.bin.gz