A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_database_driver::open($save_path, $name) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_database_driver.php

Line Number: 129

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_database_driver::close() should either be compatible with SessionHandlerInterface::close(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_database_driver.php

Line Number: 278

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_database_driver::read($session_id) should either be compatible with SessionHandlerInterface::read(string $id): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_database_driver.php

Line Number: 149

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_database_driver::write($session_id, $session_data) should either be compatible with SessionHandlerInterface::write(string $id, string $data): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_database_driver.php

Line Number: 206

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_database_driver::destroy($session_id) should either be compatible with SessionHandlerInterface::destroy(string $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_database_driver.php

Line Number: 295

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_database_driver::gc($maxlifetime) should either be compatible with SessionHandlerInterface::gc(int $max_lifetime): int|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_database_driver.php

Line Number: 333

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 284

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_cookie_params(): Session cookie parameters cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 296

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 306

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 316

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 317

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 318

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 319

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 377

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_save_handler(): Session save handler cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 110

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Session cannot be started after headers have already been sent

Filename: Session/Session.php

Line Number: 143

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Optional parameter $id declared before required parameter $table is implicitly treated as a required parameter

Filename: libraries/My_basic.php

Line Number: 193

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 6
Function: __construct

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Optional parameter $attributes declared before required parameter $start is implicitly treated as a required parameter

Filename: models/Product_model.php

Line Number: 105

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 10
Function: model

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Optional parameter $sort_by declared before required parameter $start is implicitly treated as a required parameter

Filename: models/Product_model.php

Line Number: 0

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 10
Function: model

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Optional parameter $attributes declared before required parameter $start is implicitly treated as a required parameter

Filename: models/Product_model.php

Line Number: 592

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 10
Function: model

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Optional parameter $sort_by declared before required parameter $start is implicitly treated as a required parameter

Filename: models/Product_model.php

Line Number: 0

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 10
Function: model

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Optional parameter $attributes declared before required parameter $start is implicitly treated as a required parameter

Filename: models/Product_model.php

Line Number: 697

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 10
Function: model

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Optional parameter $attributes declared before required parameter $sort_by is implicitly treated as a required parameter

Filename: models/Product_model.php

Line Number: 771

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 10
Function: model

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Optional parameter $attributes declared before required parameter $sort_by is implicitly treated as a required parameter

Filename: models/Product_model.php

Line Number: 818

Backtrace:

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 10
Function: model

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

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A PHP Error was encountered

Severity: 8192

Message: filter_var(): Passing null to parameter #3 ($options) of type array|int is deprecated

Filename: core/Input.php

Line Number: 574

Backtrace:

File: /home/nhvie4rv/public_html/application/libraries/My_basic.php
Line: 649
Function: ip_address

File: /home/nhvie4rv/public_html/application/views/frontend/product/view.php
Line: 24
Function: get_product_rating_from_ip

File: /home/nhvie4rv/public_html/application/libraries/Layout.php
Line: 20
Function: view

File: /home/nhvie4rv/public_html/application/controllers/Product.php
Line: 557
Function: view

File: /home/nhvie4rv/public_html/index.php
Line: 315
Function: require_once

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SKU: EWS7928FP-FIT | Tình trạng: | Hãng: EnGenius
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  • Hỗ trợ kỹ thuật tận tâm
  • Bảo hành chuyên nghiệp, uy tín

Mô tả sản phẩm

EnGenius Fit EWS7928FP-FIT Managed Switch là bộ chuyển mạch Layer 2+, 24 cổng Gigabit hỗ trợ PoE+ với công suất PoE 410W và 4 cổng uplink SFP. Nó cung cấp nhiều tùy chọn quản lý cho môi trường mạng doanh nghiệp nhỏ, cho phép bạn chọn tùy chọn quản lý đám mây hoặc tại chỗ phù hợp nhất với nhu cầu của mình. Với các tính năng cấp doanh nghiệp, thiết bị chuyển mạch được quản lý EnGenius Fit cung cấp khả năng chuyển đổi an toàn, đáng tin cậy và hiệu suất cao đồng thời giảm chi phí vốn và hoạt động cho các doanh nghiệp nhỏ quan tâm đến chi phí.

Thông số kỹ thuật cơ bản:

  • 24 Cổng GbE 10/100/1000 Base-T
  • Layer 2+ đầy đủ tính năng chuyển mạch
  • 802.3at/af PoE+ sẵn sàng trên tất cả các cổng với công suất PoE 410W
  • Dung lượng chuyển đổi 56 Gbps
  • Thiết lập trong vài phút với hướng dẫn từng bước dựa trên ứng dụng
  • Đăng ký thiết bị quét nhanh, giám sát và xử lý sự cố từ xa
  • Số liệu hệ thống thời gian thực, phân tích và cấu hình từ xa
  • Hybrid switch hỗ trợ nhiều tùy chọn quản lý
  • Khả năng hiển thị và kiểm soát đám mây từ mọi nơi
  • Giám sát một trang web hoặc nhiều trang web mà không có chi phí định kỳ hoặc phí cấp phép
  • Bảo mật - access control list/port security; 802.1x authentication
  • IGMP & MLD snooping cung cấp khả năng lọc multicast tiên tiến và hiệu quả mạng

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