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Irule for SSL client authentication

i m new in this forum and new in F5 world. Recently bought F5 running 9.4.7 ver.       I have virtual server with valid SSL certificate. I need to write an irule so that when client try to connect to VS in f5 (which has valid cert) it ask clie...

Time of day loadbalance?

Hi we have an LTM 9.4.7 and wanted to see if it was possible to do a scheduled loadbalance based on time of day? In other words we would not want to loadbalance to a certain leg (pool member) during certain times of the day(s). What would be the best...

Timeouts on Dynamic IP's

Hi There,     I have a F5-BIG-LTM-1500-RS running 9.3 on them. We have been noticing something lately, we have 2 public domains being load balanced by 2 servers each.     www = VIP IP = Server 1 and Server 2     Same set up for both, it see...

CPU Speed in Statistics

Hi Joe,     When I click "Guess" the CPU speed under statistics in the iRule Editor (v0.9.1.5), it detects a C102-1600 (corect) at 1600 MHz (incorrect). Validation with cat proc/cpuinfo shows the CPU at 1800 MHz with dual cores. Given this, is it...

adding long iRules from shell

I want to add iRules from the shell, preferably from a file. What I've managed to do so far is:     b rule my_rule `cat file.rule`     This works, but since the shell command can only be 1024 long, it won't work for long scripts.     I thoug...

simple filter question of uri

If I want to filter out "?listall=1" and also "log=0" in the uri.   ex: http://testsite.com/test.aspx?listall=1?log=0   to http://testsite.com/test.aspx   How will the syntax look like ?     Best regards   Max      

HTTP vs HTTPS

Hi All,   New to F5s and new to load balancing. Currently migrating our test and production website to be load balanced with 2 BIGIP-3600s with SSL Offloading.   My web developers have been complaining that they can distinguish traffic coming back ...

RAM Utilization really HIGH

I am not sure why but I wanted to see if someone knew why our RAM Utilization is so high.     Mem: 380668k av, 375556k used, 5112k free, 0k shrd, 27808k buff   217140k actv, 41424k in_d, 6444k in_c   Swap:...

rewrite help

Hello,     I have the following irule to rewrite a url     when HTTP_REQUEST {   log local0. "[IP::client_addr]:[TCP::client_port]: Original URI: [HTTP::uri]"   log local0. "urlrewrite rule"   Check if URI matches first format using...

Automating Config Sync on LTM

I was going through the previous posting on this topic and wondering if I have to do the same in order to have config sync automated.     I am runing ver 10.0.1 latest one     Please let me know what are my best options to automate the config ...

Cookie Persistence issue with Dual Persistence

We are having an issue with Dual Cookie Persistence.     We do dual persistence meaning     we have a static and dynamic pool and use two different cookies     The cookie persistent profile looks like this:     profile persist cookie { ...

Redirection to another LB Virtual Server

Hi,     I am trying to redirect HTTP request to another Virtual Server(configured on different Load Balancer) If request comes with uri: "/abc". I need help to write an irule for same which I am unable to do so.     Thanks,   Puneet Khanna  

Preserving Client IP address for SMTP traffic

Hi,     We have a requirement to loadbalance two SMTP servers via F5 load balancers, Since we are using SNAT the real client IP is not visible to the smtp servers. Is there any option avaialble for the servers to see the client ip. I have earl...

A diagram on the basic path in LTM

I drew up a diagram today, mostly as a visual aid for class. I think some of you guys might like it too. It describes the basic path a packet takes through LTM 9. I've tried to keep it as simple as possible while packing in all the critical informati...

Restrict executable commands for an account

Hi all,     i have an script on a server, which must only enable/disable poolmembers of a specific pool. The user (which the script use) on the LTM should have no more rights than for this task. Is there an easy solution for this problem?   If th...

Compression based on user agent

Hi Guys     I am looking to mimic some functionality we have currently with our apache servers on the bigip where based on the user agent certain content is compressed. Rather than reinventing the wheel has anyone done something similar?     M...

Stats Profiles and bigpipe

I would like to access statistics profiles using the bigpipe utility. What command do I need to use to get the value of "field1" on a stats profile called "stats-MyServer"? Maybe like this? bigpipe stats "stats-MyServer" "field1"

pyControl issue

Hi I'm running pyControl on python 2.6.2. I'm trying to just instantiate a pyControl object but running into the following...       b = pc.BIGIP(hostname='bigip',username='foo',password='bar',wsdl_files=['GlobalLB.Pool'])       Loading WSD...

remove port number and redirect to https

I am trying to remove a port number and redirect to https:   Current Url: http://affiliates.abc.com:1003/affiliateimages/picture.gif   I need it to redirect to https://affilaites.abc.com/affiliateimages/picture.gif (picture.gif is a changing var...

Super HTTP and NTLM

Hi folks,     I'm curious if anyone has managed to get the Super HTTP Monitoring working with NTLM. My understanding is that because the when authentication is required the first HTTP response is a 401 (followed by the 'browser' sending NTLM cred...

Persistence by pool rather than VIP?

Hi,     Is it possible to set persistence by pool rather than by VIP? For example, if we had an iRule like the following:     when HTTP_REQUEST {   switch [HTTP::path] {   "*.jpg" -   "*.gif" -   "*.png" {...

F5 and RSA Token.

we are in the process of deploying two factor authentication...do I need any "special" config on the F5 side for it to pass authentication at all?   thanks

Load balancer bigip fail

Hello,     earlier we tried to remove our primary BIG-IP 9.1.2 Build 40.6 to replace falied fans. We failed to the backup F5 and the sites were up and running. As soon as we turned off the primary big ip (it was on stnad by) the sites went down. ...

CPU reporting of F5 devices

Hi,     Has anyone successfully managed to get SevOne tool (www.sevone.com) to do performance reporting of LTM/GTM devices, specifically on CPU and Memory utilization? Just a general question, does anyone what snmp oid's the RRDtool uses and how t...

rewrite http hyperlinks as https inside SharePoint

Hi,     This is my first post here, so my apologies if this is something that has been covered ad-nauseum (I couldn't find anything using search). I'll also start out by saying that I am not an F5 expert (I am more on the application side of thing...

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