bb.putInt(0);

        // LinkSpeed (8 bytes) - in bits per second
        bb.putLong((long) linkSpeed * 1000000L);

        // SockAddr_Storage (128 bytes)
        encodeSockaddr(buffer, 24);

        return buffer;
    }

    /**
     * Parse network interface info from encoded bytes
     *
     * @param data encoded data
     * @param offset offset in data

        // LinkSpeed (8 bytes)
        writeInt8(buffer, 12, linkSpeed * 1000000L);  // Convert to bps
        
        // SockaddrStorage (128 bytes)
        encodeSockaddr(buffer, 20);
        
        return buffer;
    }
    
    private void encodeSockaddr(byte[] buffer, int offset) {
        if (ipv6) {
            // IPv6 sockaddr_in6 structure
            writeInt2(buffer, offset, 23);  // AF_INET6