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Slow GUI?

Does anyone else have problems with a slow GUI? I am running an HA Pair of 3400s on code version 9.4.3 and the GUI takes an average of 5-7 seconds to move throughout on each option. It is specifically worse when we have a decent amount of traffic p...

abnormal program termination

I removed F5 from Add/Remove Programs. I added my normal logon to the admin group. I logged on with that account, and connected to SSL VPN. I connected to FULL ACCESS without problems. I verified I could get to network shares the photographers would ...

How do I get username from a POST

I have an irule that I want to do some debugging with.     So, basically I just want to write out the POST variable "username" to log.     rule get_user_id {   when HTTP_REQUEST {   if { [HTTP::uri] contains "login" } {   set userna...

HTTPS to HTTPS redirect

Hi,     I currently have a virtual server for 123.abc.com with HTTP and HTTPS.     when a request is sent for http://123.abc.com I use the following iRule to redirect the traffic to the virtual server for https://123.abc.com:     Virtual Se...

Input drops on interface

Hello,     I have a lot of input drops in every interface connecting to my Cisco Catalyst 3550 and the counters is incrementing constantly. I have checked the switch and there aren't any errors. Also I have checked the cabling and it is ok.    ...

Geographical reporting for GTM

  Hi,     I'm looking into using GTM and would like to know if there's a way to get reports on what geographical areas are hitting my WideIPs from the incoming IP space. I know that the GTM can do intelligent redirect (from a client in Asia to ...

js_42248 by Nimbostratus
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iRule to log SSL failures due to weak encryption

I have implemented the following Ciper in an SSL profile per F5 support to prevent SSLv2 or weak encryption schemes from connecting.     ALL:!NULL:!ADH:!LOW:!EXP:RC4+RSA:!SSLv2:+HIGH:+MEDIUM     I am trying to develop an iRule to log every conn...

Developing Maintenace Page iRule

Hello,     I would like to write a iRule maintenance page which I can turn on and off as the websites are taking down for maintenance. I would like to write the iRule logic to redirect users from each hosted website to the maintenance website but...

Avoiding the loop...

All -     A new question that I'm working on in my mind.     Lets say I have a URL, i.e. www.mysite.com. For various reasons, I want to put up a "temp out of service" page that contains html, CSS, and image references. The html page lives in a...

ACA auth in particular url

Hi,     I have configured a VS with ACA authentication profile, it works fine. But now I want to triggar the authentication based on some particular url.     I can use irule to check the url but how to enable the authentication profile when ur...

Any simple / quick ways to improve web traffic

This may be an off the wall question, but I wanted to see if anyone had any recommendations to improve web traffic. We use pretty much the standard settings of the HTTP profile, but I wanted to see if anyone had any tweaks to improve web performance...

it's possible to rewrite mac address?

Hi,     I have this deployment in my customer's network     Internal client sends a request to a server without going through BIG IP (It might be in this way). Default route of this server is BIG IP self ip.     Server response obviously goe...

yeser by Nimbostratus
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iRule to modify the client IP to Virtual Server IP

Hi All,     I quickly need some help in coming up with an iRule to convert the client IP address to a virtual server address so that the server sees the source as VS.     for example client is 10.1.1.1 making a connection to BigIP VS address of...

SNAT when having multiple gateways

Dear Experts,     I'm using a wildcard virtual server to Load Balance outgoing DNS traffic through different ISP, the issue that i'm facing that it seems that once the gateway is chosen from the Pool any SNAT address is chosen to SNAT the traffic,...

Cookie insert mechanism is not providing cookie

Hi,     I am using BIG IP F5 load balancer for load balancing my server. We are using " Cookie-Insert " mechanism for load balancing. The issue we are facing is if I send multiple http requests to the load balancer, I am getting Cookie only in t...

spam defender Maxxonnect

Hallo guy’s   We have a need for E-Mail security as a .   I’m trying to write an iRule for “friend mail” which you can send from our web page,   (send these page to my friend) the user can write E-Mail addressee from friend and some text in add...

Internal Network access to External(Internet)

Our F5 Internal Network is connected to an Firewall. Behind the firewall, is another subnet of Public IP address.     Example : F5 Internal Network is 202.6.1.0/25, there is a firewall with IP 202.6.1.11/25.   Behind the firewall, is another Pub...

ldap auth, bigip client app

Hi I am building a bigip-client-management java console app   and i am getting the following error when i run it:     Exception in thread "main" AxisFault faultCode: {http://xml.apache.org/axis/}HTTP ...

Default Document not displaying in IIS

Hi all,     new to the big IP admin side of things so bear with me.     We have 2 IIS6 nodes serving up static content behind a big IP virtual. There are no iRules or profiles in place for this load balanced setup. The pool is using gateway_ic...

Irule SSL renegotiate well done?

Dear F5 irule specialists,     I created an irule to do an ssl renegotiation acquiring a client certificate when a certain http request is received on the WAF. I would like to share this code with you and I hope to get some useful feedback (well d...

Whitelist based on source IP and URI

Good Morning,   I have been asked to restrict access to multiple apps hosted under the same VS, with different access lists for each. I wrote an iRule that uses if/elseif/else blocks, and accesses several different datagroups, but I have been adv...

What form of session persistence actually works with SMTP?

I have two Exchange Hub Transport Servers wanting to deliver SMTP mail to a LB pool of two Ironmail SMTP gateways. How can I insure persistent sessions to the gateways? I'm assuming Cookies don't apply to SMTP, which is the method I'm used to configu...

DB by Nimbostratus
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