How to enable sfp port on hp switch. Thank you for Chapter 1 3 Modifying Interface Settings.

Cisco Switches. Contents Contents Contents 3 Aboutthisguide 17 Applicableproducts 17 Switchpromptsusedinthisguide 17 TimeProtocols 18 Generalstepsforrunningatimeprotocolontheswitch 18 1 RJ45 / Multigigabit port. I’m not able to establish a connection. #no telnet-server — Disable Telnet Chapter1 AboutthisDocument AboutthisDocument Thisdocumentisintendedfornetworkadministratorsandsupportpersonnel. Thank you for Chapter 1 3 Modifying Interface Settings. Data sheet | HP 1910 Switch Series HP 1910 Switch Series Specifications HP 1910-48G Switch (JE009A) HP 1910-24G-PoE (365W) Switch (JE007A) HP 1910-24G-PoE (170W) Switch (JE008A) I/O ports and slots 48 RJ-45 auto-negotiating 10/100/1000 ports (IEEE 802. For example, if the speed of TP-Link switch’s SFP port is 1000Mbps, the peer switch’s speed also needs to be as 1000Mbps. # Configure GigabitEthernet 1/0/3 as the monitor port for local mirroring group 1. However, the connection won’t work as you expect it to. 5-4 Configures an existing VLAN as the Management VLAN. I have a HP Procurve 2910al 48port switch with a dual 10G SFP+ 10G module module installed. The SFP/SFP+ ports can be configured like any other interface. Or, worse even, it won’t work at all. 4. Covers transceiver inst 10/100Base-TX RJ-45 ports (10/100/1000-T or SFP) Port LED Mode select Reset and Clear button and indicator LEDs buttons Figure 1-1. 68 Auto-MDIX (default): Senses speed and negotiates with the port at the other end of the link for port operation (MDI-X or MDI). Dec 20, 2021 · Remote port mirroring configuration roadmap: 1. Jun 16, 2024 · To activate or enable a port on your Cisco Switch, connect to your Switch and type "show interface status" to see which ports are enabled and which are disabled. Table 1: Ports Page—Mobility Access Switches. Specific models include SFP ports for Jul 15, 2013 · Setting up Spanning Tree on HP switches is really easy, after you’ve done it a couple of times, but getting it configured can seem like a daunting task for beginners, esp. Oct 17, 2017 · The HP 1810 Switch Series appliance is a smart-managed, fixed-configuration Gigabit and Fast Ethernet Layer 2 switch designed for small businesses that look for key features in easy-to-manage solutions. . Connect the fiber optic cable to the fiber module. (JE00A)--TUTORIAL: https://techexpert. I’m expanding the system and will be adding second switch, an Aruba 2930F 24G PoE+ 4SFP+ Switch (JL255A). Some of the other options available to the SFP/SFP+ ports are: Forced Duplex/Speed The interface duplex and speed values are set manually. 5-4 Using a Standalone Web Browser in a PC or UNIX Workstation . #dhcp-snooping option 82 — Enable option 82 (on edge switches) #crypto key generate ssh — Generate an SSH key. Oct 22, 2012 · So not just any generic SFP will work in every HP switch, but you certainly can get generic SFPs that will work (and have worked well for me now for more than 5 years) for much less than HP charges. The CX Series of switches have 50G capable SFP ports, and there are no PHYs that can support all of those speeds with an EDC function. Modular line rate 10GbE and 40GbE ports for wireless aggregation. Buy direct from HP. Cisco switches require two configuration parameters to use non-Cisco SFP and SFP+ modules. The prompt for this mode includes the identity of the selected port(s): HP Switch(config)# interface c3-c6 HP Switch(eth-C5-C8)# HP Switch(config)# interface trk1 HP Switch(eth-Trk1)# Powerful Aruba Layer 3 switch series with backplane stacking, low latency, resiliency and prgrammability for a better mobile-first campus experience. 2 x SFP+ / 10 Gigabit Ethernet LAN ports: Management port. Select Aruba switches do not have this PHY. Port Mode. SFP ports are primarily for allowing fiber connections over longer distances, when needed. HP Aruba switches require one configuration parameter to use third party SFP and SFP+ modules. SFP are 10Gtek 10GBase-SR-SFP+ and the network module on both switches are 4x10G Uplink Module, C9200-NM-4X. 02 release. HPE GreenLake; HPE Complete Care Service; HPE Tech Care Service; HPE Proactive Care Service; HPE Foundation Care Service; Services at a Glance Installing the Switch Installation Procedures Check the LEDs on the switch as described below. Front of the HP ProCurve 3500-24 Switch PoE, Temp, Fan, and Power, Test Status LEDs Fault, and Locator Switch port LEDs Jun 20, 2014 · Hi . SFP + module will not work in an SFP port as SFP + does not support speed under 1 Gbps. 3ab Type 1000BASE-T) 4 SFP 1000 Mbps ports Aug 21, 2019 · If the port is a combo port (and as far as I remember you only have combo SFP ports in the -48t), you could specify you want the SFP to take precedence over the copper port, but that's the default anayway: "To change the uplink failover assignment, use the following command: configure ports port_list preferred-medium [copper | fiber] {force} Mar 12, 2017 · For short-distance links on a gigabit switch (where all ports are Gigabit) it makes, no, zip, zero, nada, (etc) difference if you use SFP ports or wired ports to interconnect switches. HP Aruba Switches. Here are some simple steps on how to get it up and running in no time. #ip ssh — Enable SSH. HPE Smart Rate for high speed multi-gigabit capacity and PoE+ power. Jul 30, 2011 · iii Contents Preparing for installation Unable to enable LACP on a port with the interface <port-number> lacp command; Port-based access control (802. SFP port 49: from router. . Dependent on the type of switch. Name. Upgrades and savings on select products. 3. 5 miles apart. HP A3100-8 v2 SI Switch (JG221A) HP A3100-16 v2 SI Switch (JG222A) HP A3100-24 v2 SI Switch (JG223A) HP A3100-8 v2 EI Switch (JD318B) HP A3100-16 v2 EI Switch (JD319B) HP A3100-24 v2 EI Switch (JD320B) HP A3100-8-PoE v2 EI Switch (JD311B) HP A3100-16-PoE v2 EI Switch (JD312B) HP A3100-24-PoE v2 EI Switch (JD313B) Part number: 5998-1961 switch(config)# allow-unsupported-transceiver Warning: The use of unsupported transceivers, DACs, and AOCs is at your own risk and may void support and warranty. These transceiver modules are hot-swappable input/output (I/O) devices that plug into 100BASE, 1000BASE and 10GBASE ports (for SFP+), which connect the module port with the fiber-optic or copper network. It seems the reason HP does this has as much to do with real quality control as it does vendor lock-in or propping up their SFP pricing. Example of an HP 2920 24-port non-PoE switch Switch port LEDs Power and Test LED Fault LEDs Figure 2-4. Is the firmware of the switch at the right revision level. i was under the impression that the the command to tell the SFP what to do is "duplex full" via the console once Apr 8, 2009 · Subject: [cisco-infrastructure-l] SFP port configuration in cisco 3560G switch. In this case, the VLAN returns to standard VLAN operation. I am having a hard time finding any info on if this is possible, and if so what Jan 4, 2023 · I've had a 2920 switch for a while but only just getting round to connecting 10GbE to our main Mellanox switch. On the 3Coms the SFP port is shutdown by default and it needs to be enabled. Note that enabling STP might cause small network outages, so don’t do this in a production network if you haven’t tried it Using SFP Ports To use an SFP port: 1. Feb 23, 2022 · Sh inventory sees the 10-gigabit SFP and the port shows conected and up. What Is SFP Port on a Gigabit Switch? The SFP port on a Gigabit switch is a slot designed for use with small form-factor pluggable (SFP) connectors to enable data transmission. Strange behaviour with the module showing in the CLI commands but not via the menu, see below. Note that: 1. Jul 20, 2021 · When switches connected by SFP port, we need to make sure their SFP port has the same speed first. Is there a similar problem occuring here? What are the commands for correctly configuring the SFP ports on both switches, bearing in mind they are on the same vlan 1 (default). It offers high speed as well as physical compactness. Many, although not all, 10G SFP⁠+ ports have support to use a 1G SFP transceiver (or even a 100Mbps FX SFP transceiver). Power ON the switch and connect the console cable between the PC and the console port of the switch 2. The Xcvr Guide SFP (Small Form-Factor Pluggable optical/copper transciever) Fibre Channel patch cable; Structured Cabling; If you're using Brocade Fibre channel switches, there is some simple troubleshooting you can perform using statistics collected in the switch. ) We would like to show you a description here but the site won’t allow us. Consider the number of SFP ports required for your network configuration needs and the types of SFP modules they support. Configure the uplink port on another switch. Each SFP28 port can operate as a native 25-Gigabit Ethernet port, a 10-Gigabit Ethernet port, or a 1-Gbps port based on the transceivers inserted. The no form disables the Management VLAN and returns the switch to its default management operation. Then connect the other end of the cable to another fiber device. Full PoE+ on all 48 ports for power-hungry high-speed Viewing SFP Diagnostic Information. 3com. Aug 13, 2010 · However, the switch which is connected solely via the SFP is not communicating. Take this time to decide which ports you want to aggregate. For more information, see Opening Remote Console for Switch. Download pdf. Feb 9, 2021 · I’m using DAC cables to connect SFP+ ports on the Dells to SFP+ ports on the HP module J9536A. 11ac devices. Although a 10G SFP⁠+ transceiver module is the same physical dimensions of a 1G SFP transceiver, a 10G transceiver will NOT operate in a 1G-only SFP port. I was sure that all SFP ports on the other device are 10gb, but it was not true. To make sure the SFP cable is good, I tried it between the SG2210P and a HP switch, it works. Using the CLI. Installation Steps. [Device] interface gigabitethernet 1/0/3 [Device-GigabitEthernet1/0/3] undo stp enable [Device-GigabitEthernet1/0/3] quit HP 2920 Switches Installation and Getting Started Guide. Explore price, features, datasheet and quickspecs. Please share this video - https://youtu. In configuration mode, run the following commands: service unsupported-transceiver no errdisable detect cause gbic-invalid. when you unshut the switch side, you can see light on onside of the port, same can be viewed other side of the end (do not see dirctly with eye). I have had no other issue with using this port config on other same model switches, but the only difference in those is the SW version, running different version of 16. With the given SFP supported module will only work our small business switches. Please i need help. Aruba | Enterprise Networking and Security Solutions Jan 20, 2022 · In this new Technology Moment, we share with you a practical overview of how to use the SFP ports of Unifi switches from the small and still powerful US-8-15 SFP and SFP+ modules look exactly the same. 1 000Mbp s SM/SC 20KM DDM T x1550nm /Rx1310nm 3. #dhcp-snooping — Enable DHCP globally. Two questions: Aug 16, 2023 · We got a few brand new Cisco 9300 switches with the Network Module 9300-NM-4G. My goal is to get a tranceiver for the HP switch, then connect the switch/transceiver to the qnap with a shielded cat7 cable. Can you tell how to configure a SFP port for this purpose? In the other end Mar 31, 2008 · Installation Guidelines . To see what the switch negotiates for the auto setting, use theCLI show interfaces brief command or the 3. 1 x RJ45 management port for local Jun 22, 2009 · Resolution Issue these commands to enable the 10-Gigabit Ethernet and/or the Gigabit Ethernet Small Form-Factor Pluggable (SFP) uplink ports: Switch#configure terminal Switch(config)#hw-module uplink select {tengigabitethernet|gigabitethernet|all} Note: On a Catalyst 4510R Series Switch, if you en Oct 9, 2019 · Hello. Buy HPE Aruba Networking CX 6300M 24‑port SFP+ and 4‑port SFP56 Switch for high-speed connectivity. Description. I have experience with other HP and Huawei switches where you simply change the port type to from access to trunk. configure the media-type with this command. Log into your UniFi Controller; Aggregate Child Switch Ports; Aggregate Core Switch Ports; Review Connection; Task 1: Decide which switch ports to aggregate. be/PWRV5vJX5Y4Please subscribe to this channel - ht Mar 11, 2015 · This video features the VLAN configuration of a HP switch V1910-48G. Before you install the switch module in the blade enclosure, read these guidelines: • Review and become familiar with the safety and handling guidelines specified in the blade enclosure Product Information Guide. I would recommend using the SFP ports in an aggregated pair. Value; Port Number. Typical COM port configuration may look like the following, please refer to your switch reference manual for accurate settings: 3. check you able to see SFP inserted in the switch. Jul 3, 2023 · Here are some tips for expanding network connectivity with multiple SFP ports: Use Ethernet switches with multiple SFP ports to support your network’s future growth needs. in a production network. Mar 25, 2017 · This is a simple video showing how to install a 850nm fiber optic link using SFP transceivers between 2 10 Gigabit backbone switches. In theory, it should work, but in practice, the Dell interfaces don’t light up and the HPs blink orange at me. Company Dec 31, 2021 · QFX5120-48Y(M) switches are 25-Gigabit Ethernet small form-factor pluggable (SFP28) switches with 48 SFP28 ports and eight 100-Gbps quad small form-factor pluggable (QSFP28) ports. PARTNERS Oct 28, 2020 · SFP and SFP + modules look identical and are the same size, keep these differences in mind: An SFP module can be plugged in to an SFP + port, but the speed will be limited at 1 Gbps. v Starting a Web Browser Interface Session with the Switch . Using the correct type of fiber cable is important. Nov 9, 2017 · The switches provide advanced intelligent management of fixed-configuration Gigabit switches built on the market-leading price/performance of the HP 1910 switch series. 2. I want to chance the type of port from an access port to trunk port. To display detailed interface transceiver diagnostic information, issue the following command: (host) #show interface gigabitethernet 0/1/1 transceiver detail Oct 25, 2022 · To enable high-speed fiber and Gigabit Ethernet, short- and long-distance connections on the switch, SFP and SFP+ fiber ports can accommodate standard 1G SFP and 10G SFP+ transceiver modules and direct attach cables (DACs). [Device] mirroring-group 1 monitor-port gigabitethernet 1/0/3 # Disable the spanning tree feature on the monitor port GigabitEthernet 1/0/3. Make sure both the SFP are recognised by switch. media-type configuration example: interface Gigabit0/0 May 28, 2018 · Hi Ronnie8775, I’m not trying to create a link aggregation. Remove the protective plug covering the SFP port. This command will print stats pertaining to a particular port on the switch. SFP port 51: PowerEdge 2950. 4 x RJ45 / 1 Gigabit Ethernet LAN ports: 4 x RJ45 / 1 Gigabit Ethernet LAN ports: LAN Interfaces - SFP+. A: No. however i cannot seem to find the correct commands to enable the SFP ports for full duplex. No transceiver module is installed in the port, or no link is present on the port. 1 RJ45 / Multigigabit port with PoE+ capabilities. The port mode LED is operating in PoE mode (applicable to the PoE switch models. tips/hp-switch/hp-switch-initial-configuration/ In this video I show How To Add The EdgeRouter SFP Port To Switch. The fiber can be single PoE, Fan and Test Switch port LEDs Status LEDs Power, Fault, and Locator LEDs Port 1 All 10/100/1000Base-T RJ-45 ports have the Auto-MDIX feature. If you connect a copper port using a straight-through cable on a switch to a port on an end node—such as a server or PC—that uses MDI ports, the switch port Mar 5, 2018 · For FortiGate models with 10 GE SFP&#43; and GE SFP ports such as the FortiGate 3200D and FortiGate 3100D, the speed must be configured accordingly for supported SFP transceivers plugged into SFP&#43; ports. Mar 10, 2015 · This video features the initial configuration of a HP switch V1910-48G. Sep 2, 2020 · For example, existing Juniper/HP/AV Terra device connecting to Cisco switch. To enable this feature, complete the following procedure in Aruba Central: Open the console of the switch using the console option in Aruba Central. -Can we use Cisco official SFP's on Cisco switches for connecting to 3rd party devices like Christie Terra AV transmitter, HP/Juniper switches that are using their 3rd partyu SFP's of similar SFP specification/standard like 10G base SR. You can view the SFP diagnostic information by issuing the following CLI commands. Jun 11, 2021 · found out that I was trying to connect 1gb fiber port on the other device to the 10gb port fiber on the 9200, and that was the reason, that it was not working. To ensure that the SFP ports are working properly, check your device for confirmation: The port LEDs should turn on and display a connection when the module and cable are inserted on both devices. News and Events. Power, Fault and Locator LEDs Test and Fan Status LEDs Switch port LEDs Console port LED Mode select button and indicator LEDs Reset and Clear buttons Dual-personality ports (10/100/1000Base-T* or mini-GBIC, SFP) 10/100/1000Base-T RJ-45 ports* HP If you connect a copper port using a straight-through cable on a switch to a port on another switch or hub that uses MDI-X ports, the switch port automatically operates as an MDI port. All testing was done from our primary location with cat5 patch cables May 24, 2012 · How i can configure the SFP Ports on my 4500 SERIES CHASSIS with other SFP ports on the connecting switch. Admin Status . We are planning to connect two of our buildings using fiber. See customer reviews and comparisons for HPE 1950-48G-2SFP+-2XGT-PoE+(370W) Switch. They feature the new 48-port PoE + models, IPv6 support, and advanced silicon technology. The primary difference between the optical and electrical port link lies in the physical layer (media), meaning an SFP port can house an SFP module with either an optical or electrical port, using We would like to show you a description here but the site won’t allow us. Configure the uplink port on one switch. Type enable, then use configuration commands to set up the port you want to enable. ) Oct 5, 2020 · # get switch modules status <port#> <----- In this command, as an example, see that the rx_power is very poor -25dbm which exceeds the alarm limit, so the link will not come up and the sfp port will show in alarm state. For this I would like to use the SFP port in one of our Cisco 3560G switches. I recently picked up a QNAP NAS that has 10GBase-T with a standard RJ45 ethernet port. The switches will be about 110 feet apart. Use PuTTy or similar tool to establish a serial connection to the switch. To configure port C5 for auto-10-100, enter this command: (HP_Switch_name#) int c5 speed-duplex auto-10-100. 10G LRM technology requires additional hardware support behind the SFP port, aPHY with an Electronic Dispersion Compensation function. I want to connect 15 switches via GLC=SX=MM to my 4506E sfp card. Figure 2-3. We have a leased fiber line from the telco to connect the locations. In my case this is the Jun 22, 2020 · I’m adding a second switch to an IP phone system that is built on a HP 2620-48 (J9627A) switch. You must use media-type command & set the port type to sfp. 1X)-related problems. Plug a compatible fiber module into the SFP port. Example of an HP 2920-48-port PoE+ switch Page 36: Optional) Install 10G Expansion Modules News and Events. But it doesn't work between the SG3428X and the same HP switch, no SFP port light turns on the SG3428X. Indicates the operational status of the port. Now everything is working. Newsroom HPE Discover Events Webinars. #sh int g1/1/1 GigabitEthernet1/1/1 is down, line protocol is down ( Switch 4800G 24-Port Switch 4800G 48-Port Switch 4800G PWR 24-Port Switch 4800G PWR 48-Port Switch 4800G 24-Port SFP 350 Campus Drive, Marlborough, MA, USA 01752 3064 Manual Version: 6W100 -20100401 www. 1. 02 switch code, but the UT-mode was not extended to those switch series. Jan 13, 2016 · This video will demonstrate how to configure port mirroring on HP V1910-48G switch. To configure ports C1 through C3 and port C6 for 100Mbps full-duplex, enter these commands: (HP_Switch_name#) int c1-c3,c6 speed-duplex 100-full. I know this is the case of the Netgear Switches but are use sure the fibre modules are compatible with the switch. I can see the SFP info and used different SFPs, but can't get any link. SFP port 50: PowerEdge R815. Jul 11, 2014 · #dhcp-snooping trust — Set ports authorized to pass DHCP. See the QuickSpec for the Switch product and verify if the 1G or ArubaOS-Switch products (5400R, 3810M, 2930M, 2930F, 2540, 2530 and 2920 switch series) implemented UT-mode starting with the 16. We setup the interface info correctly for the trunk and no shut the the port. I’m trying to connect them by our HP 2920 switches on both sides. Note: Usually, when most manufacturers design switches, the SFP port is designed to not support automatically negotiate Includes port-or trunk-specific commands that apply only to the selected port(s) or trunk group, plus the global configuration, Manager, and Operator commands. Please go to Jul 24, 2020 · all of the Ethernet ports have been enabled successfully. Feb 27, 2015 · In your scenario, when the loop is disconnected the BPDUs stop arriving, and if the loop isn’t recreated STP won’t block it the next time the port comes online (STP and it’s successors all start by checking if a port will cause a loop when it first see it come online, so essentially every port starts of as blocked when it comes online). Each of these items are sold separately. Solution Configure &#39;set speed 1000auto&#39; or &#39;set speed 1000full&#39; at the inter Allowing unsupported transceivers enables the Aruba Switch to unblock the port and allow third-party transceivers to connect to the switch. The 5400R zl2 Switch Series is an industry-leading mobile campus access solution with HPE Smart Rate multi-gigabit ports for high-speed connectivity for the latest 802. SG2210P SFP light turns on. Please see HPE Warranty terms and conditions. tips/hp-switch/hp-switch-trunk-configuratio Jul 17, 2023 · This compact port enables optical or copper links on a Gigabit switch by inserting the corresponding SFP modules, such as fiber SFP or copper SFP. It brings enterprise-class resiliency and true flexibility, security and scalability to mobile campus networks. There is more information on how to view the statistics of inserted SFP/SFP+ modules in the Verify SFP/SFP+ Modules article. The family includes 8-port and 24-port Gigabit and Fast Ethernet models and 48-port Gigabit switches. Any attempts to plug in copper cables or fibre modules all result in flashing amber light on either port and the port doesn't go 'up'. 3u Type 100BASE-TX, IEEE 802. Default: Disabled. Up or Down. There may have been other products that can also run 16. 3 Type 10BASE-T, IEEE 802. The plan is to run a couple of OM3 cables. SKU JL658A Jan 15, 2014 · Some switches have combo ports so say if you have the copper or the GBIC ports used then only one can be active. (JE009A)» TUTORIAL: http://techexpert. Create a monitor port in a global schema. sfpshow. If you plug an SFP device into an SFP+ port, the speed will be locked at 1 Gbps. tips/hp-switch/hp-switch-port-mirro No SFP light on SG3428X or SG2210P turns on when I connect them with the SFP cable. Indicates the mode of operation. tips/hp-switch/hp-switch-vlan-configuration/» TUTO Aug 11, 2015 · Hi, We have two location which are 1. #dhcp-snooping vlan — Enable DHCP on specified VLANs. To check the mode setting for a port on the switch, use either the Port Status screen in the menu interface or show interfaces brief in the CLI (see Viewing port status and configuration (CLI) ). Dec 23, 2018 · 3. 2 x SFP+ / 10 Gigabit Ethernet LAN ports. only two ports are 10gb, and all the others sfp are 1gb SFP. The port can be configured to function in Trunk or Access mode. And as they have the same size, your SFP transceiver will fit seamlessly into an SFP+ switch port and vice versa. HP ProCurve 2520G- 24-PoE Switch (J9299A) Wear an ESD wrist strap or gloves when handling SFP modules. Create the source port in a global schema. Indicates the number assigned to the switch port. Oct 25, 2018 · Hi, Thanks for your post, With the mention SFP module is not compatible with our Small business switches. A ZyXel installer is having trouble getting 30W of power to a single ZyXel WAP (nothing else plugged into switch). For information about compatible fiber This video features the VLAN trunk configuration of a HP switch V1910-48G. When I try to show the transceiver info for the HP port, it says “unsupported” and “Not a HP Networking Transceiver. Dec 18, 2023 · Free shipping. 2 Dual-personality ports, either RJ-45 10/100/1000Base-T ports or Mini-GBIC (SFP) slots. LAN Interfaces - RJ45. Apr 23, 2022 · Decide which switch ports to aggregate. PARTNERS Dec 5, 2019 · Hi all, I have some HP J9727A 2920-24G-PoE+ Switch's. (For the switches, HP Switch recommends leaving the port Mode setting at Auto or, in networks using Cat 3 cabling, Auto-10. Jan 25, 2022 · This installation note provides the installation instructions for the Cisco small form-factor pluggable (SFP) and SFP+ transceiver modules. I’ve purchased single mode patch cables and HPx121 SFP transceivers for both sides (J4859c). The switch does not receive a response to RADIUS authentication requests; The switch does not authenticate a client even though the RADIUS server is properly configured and providing a response to the Jan 6, 2023 · This article will explain the essential information about SFP ports on a Gigabit switch. Media: For proper trunk operation, all ports on both ends of a trunk group must have the same media type and mode (speed and duplex). com 3Com Corporation HP Switch 2510G-24 * 10/100/1000Base-T ports have the IEEE Auto MDI/MDI-X feature, “Auto-MDIX”. kh pv ov zu nh tt qb kq ek nw