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Questions tagged [f5]

F5 makes the BIG-IP application delivery controller (ADC). The BIG-IPs features are concerned with making applications run fast, highly-available, and secure. Better known for its L7 (HTTP) load-balancing functionality, F5 also delivers application (Layer 7) security and resilience services in both hardware and software form-factors.

The tag is for questions related to products by F5 Networks.

332 questions
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ERROR 2013 (HY000): Lost connection to MySQL server at 'reading authorization packet', system error: 0

I am getting the following error ERROR 2013 (HY000): Lost connection to MySQL server at 'reading authorization packet', system error: 0 when trying to connect to my MySQL server. What I am doing: I have Master - Slave replication in MySQL that…
Up_One
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Automated Deployment to an F5 Load Balanced Environment

We are currently using TeamCity for CI builds and we are trying to set up automated deployments as well. The project I'm currently trying to deploy is a Windows service that sits under an F5 load balancer. In the future we would also like to…
Michael
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Exposing multiple IIS web applications using single domain url using F5

We have about 50+ small ASP.Net web applications each with their own domain name and web servers. We have consolidated them into 3 web servers as now, and they continue to have their own IIS web site + app pool + domain name (using host headers) + a…
reva
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Could gunicorn cause an issue with exscript/paramiko?

I have a Django project running behind Nginx, and Gunicorn. One of the applications interacts with network devices using Exscript, which is in turn using Paramiko. Some devices do not work properly when they are behind Gunicorn. The same exact…
James Robinson
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Should dynamic query parameters be present in the Redirection URI for an OAuth2 (Autorization Code Grant Type)

Sources such as this Okta sponsored site (see "Per-Request Customization" section) mention that the redirect_uri parameter of a autorization request SHOULD NEVER have a dynamic query part (ex: for session matching uses). Quote: The server should…
GhislainCote
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Add custom header to Amazon AWS ALB request

I would like to add a custom header to the request at the AWS ALB level. I am doing migration of some iRules from F5 to ALB and there are lots of custom iRules written in F5 to add custom headers based on some conditions and I have to keep it…
CHash11
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Any way to simulate F5 BIG-IP server?

We have a potential client that uses F5 BIG-IP servers for load balancing. In determining if we could cleanly integrate our product with their Load Balancers, I started looking at the API's provided by F5. The problem is, I can't run any custom…
Brett McCann
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Apache httpd server doesn't accept GET HTTP request from F5 load balancer

We are currently bringing reverse proxy solution between internet and application server. I have completed the simple reverse proxy setup and I am successfully able to reach application server from reverse proxy. But when I try to perform a health…
vasppla
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Scapy - How to Dissect an Ethernet Trailer field

I'm using the F5 Networks Big-IP products, which are appending a custom Ethernet II trailer frame for debugging purposes. I'm trying with Scapy to bind a new layer for this trailer, but I'm unable to do so. I can see the payload of interest in the…
xlash
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Simple internal HTTP GET request failing due to SocketException: An existing connection was forcibly closed by the remote host

I have a simple health check system that sends a simple HTTP GET request to an internal URL, which is an MVC web app that requires authentication. For example, if you send a get request to https://{{IPAddress}}/MyMvcApp, the app would redirect you…
Vin Shahrdar
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How to use PySimpleGUI to build a GUI with a working python script

I'm using a program built in python 3 that figures out which VIP (Virtual IP) subnet I should use and which load balancer the VIP should match with. The program will ask you what the IP address is of one of the pool members. Based on that, it will…
user30558
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How to use Core ASP.Net Identity, a load balancer, and Identity.External together?

I am having trouble combining several libraries and a load balanced environment to produce successful login functionality. I'm working with Microsoft.AspNetCore.Identity.EntityFramework 2.0.3 and a custom SAML implementation, which uses…
jaycer
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WCF Service (wsHttpBinding binding) behind F5 load balancer

current setup: - i have got a WCF service with wsHttpBding, see the service config below - i have implemented a ServiceHostFactory to solve the problem of incorrect schema location and soap addresses, modifying them from machine name to the correct…
svg_stack
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SignalR with Redis Backplane Behind F5 - StatusCode: 400, ReasonPhrase: 'Bad Request'

I'm using SignalR version 2.1.2 with SignalR.Redis 2.1.2 on Server 2012 R2, IIS 8.5 with WebSockets enabled. All is running perfectly in my development environment. I can even stand up copies on different servers (e.g. http machine1/myapp/signalr,…
wakurth
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Powershell Script working fine in Visual Code but fails running from Terminal

I'm working on writing a script which will run from AzDo Pipeline to disable F5 WebServers. Below script works fine in Visual Code and does disable the server as expected . But when running from the terminal or PS window fails with the below error .…
Nilesh Chaturvedi
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