Iquery f5. GSLB sync will not be working during this issue.

Iquery f5 May 08, 2014. . x The iQuery communications between BIG-IP, 3-DNS, LTM, and GTM F5 Networks does not support the configuration of route domains on a standalone BIG-IP DNS. MODULE gtm SYNTAX Display the iquery component within the gtm module using the syntax in the following sections. Advance your career with F5 Certification. 3. Setting this value on the server will override the value inherited from the global settings. A security scan report may detect the use of TLSv1. New iOS F5 Access version (3. gadbekr. x 3-DNS version 4. Ihealth Verify the proper operation of your BIG-IP system. >>>>Valid cert 2. Run for a few minutes the below bash command: tcpdump -nni In this episode of Lightboard Lessons, I introduce iQuery, the F5 proprietary protocol utilized by BIG-IP DNS to exchange system configuration with other BIG-IP DNS systems and performance metrics with all other BIG-IP iQuery protocol The gtmd agent on BIG-IP Global Traffic Manager (GTM) uses iQuery to communicate with the local big3d agent and the big3d agents installed on other BIG-IP systems. 8 SEE ALSO edit, list, modify, net self, net route-domain, security firewall address-list, security firewall rule-list, security firewall global- rules, tmsh COPYRIGHT No part of this program may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording, or information storage and retrieval systems, for any purpose other I've reviewed the F5 BIG-IP LTM operations guide. What type of considerations do we need to take before proceeding to migration. tcp:f5-iquery tcp:https tcp:snmp tcp:ssh udp:520 udp:cap udp:domain udp:f5-iquery udp:snmp }} Allow All. Irules Editor. iQuery issue due to certificate exchange between GTM Hi, I am facing an issue in GTM. F5 recommends that all devices communicating over iQuery run the same big3d version. Important: Port 4353 is registered with IANA as the standard port for the F5 Networks iQuery protocol. Nov 15, 2024. The iQuery translation option resolves this issue. between GTM and LTM>>>>Allow default 3. All iQuery communications are encrypted through SSL. options: (default | exa | gig | kil | meg | peta | raw | tera | yotta | zetta) When creating an iQuery mesh from scratch the first step is to create a data center. For metrics collection to work properly, you must maintain big3d version compatibility on F5 devices, and be aware of big3d installation behavior as outlined below. "tcp/f5-iquery succeeded!" However, the connection between the GTMs and the other LTMs all failed. No device management per-se is or can be done through iQuery. The REST API is accessed via TCP:443 of the management interface (just like logging into the web UI) and uses the device certificate for https (the same as the web UI). Has anyone done this? Any takers out there?? Reply. 1 . In F5 DNS you can't configure active/standby deployment GTM and LTM iquery issues. For example, you can have a mix of the following systems intercommunicating through iQuery: BIG-IP version 4. Mar 07, 2015. If this certificate expires, then all iQuery communication to and from this device is Hi Forum, I am just trying to do a bit of studying for the 302 exam and came across this statement of f5. Add LTM to existing HA pair. 14. is it OK to use the same wildcard certificate bound as a device certificate for the iquery communication channel? BIG-IP DNS. gtm iquery¶ gtm iquery(1) BIG-IP TMSH Manual gtm iquery(1) NAME iquery - Displays information about iQuery. BIG-IP DNS. Oct 17, 2018. BIG-IP ® systems use an XML protocol named iQuery ® to communicate with other BIG-IP systems using gzip compression. Each device can simultaneously communicate through When configuring monitors for BIG-IP systems, F5 Networks recommends that the probe-interval option for the monitor be equal to or greater than the this option. com "iQuery communications only occur across the same VLAN; in other words, if two systems reside on different VLANs, they cannot communicate through iQuery. iquery-minimum-tls-version In this episode of Lightboard Lessons, I introduce iQuery, the F5 proprietary protocol utilized by BIG-IP DNS to exchange system configuration with other Note: For information about how to locate F5 product manuals, refer to K98133564: Tips for searching AskF5 and finding product documentation. 2. To verify the supported ciphers in an iQuery connection, follow these steps: Log in to the shell (bash). Recommended Actions Proceed with the article K45907236: Overview of BIG-IP DNS synchronization but in a IQuery connection fails Hi, I'm trying to Sync two GTM using gtm_add command using their public-ip(self-IP), I keep getting the "Is tcp port 4353 access allowed?" 1. This option specifies that all connections to the self IP address are allowed, regardless of protocol or service. servers at my backup side data center GTM is showing down. when I did a tcp dump on the LTM for vlan 1401, I can see iQuery traffic coming from the GTM to the Self ip on vlan 1401, but when I do a tcpdump on vlan 1402, I can't see any iQuery traffic coming into the LTM. OpenSSL Description The following article will guide you through gathering data to troubleshoot DNS inconsistent health status or iQuery mesh issues. Seems to If your BIG-IP system is part of a DNS sync group, F5 recommends that you renew the device certificate for 10 years to avoid unexpected iQuery failures caused by expired certificates. Create two VLANs on BIG-IP LTM through which traffic can pass to a route domain. Gluconol Germany. F5 iQuery: 4353: TCP: iQuery protocol: Network firewall rules provide additional flexibility when configuring security for the management interface. VLANs. 4353. But on the device i could see F5 initiate the traffic to translation address. JRahm. Note: F5 recommends avoiding the use of Allow All because this setting increases the Description Unable to establish iQuery connection after updating/changing the device certificates. F5’s portfolio of automation, security, performance, and insight capabilities empowers our customers to create, secure, and operate adaptive applications that reduce costs, improve operations, and better protect users. Sep 21, 2021. F5 University Get up to speed with free self-paced courses process on each BIG-IP DNS system will attempt to establish an iQuery connection over port . Hi, we are doing a GTM deployment across 2 x DCs. Backlogs: Displays the number of times the iQuery connection between the BIG-IP DNS and the specified server was blocked, because iQuery had to send out more messages than the connection could handle. GSLB sync will not be working during this issue. 2. To verify the big3d version in the /shared/bin directory, type the following command: /shared/bin/big3d -v. If you have changed the iQuery port Displays the amount of data in bytes sent from the BIG-IP DNS over the iQuery connection to the specified server. Jul 16, 2023 Amr_Ali. application delivery. After that you define server objects for every device to be part of the iQuery mesh. x)You should consider using this procedure under the following condition:You are experiencing BIG-IP GTM synchronization and iQuery connection Secure and Deliver Extraordinary Digital Experiences F5’s portfolio of automation, security, performance, and insight capabilities empowers our customers to create, secure, and operate adaptive applications that reduce costs, improve operations, and better protect users. 5 . But it depends how you are monitoring the LTM health. tmsh show gtm iquery shows that the peers are connected. For information about other versions, refer to the following article:K13690: Troubleshooting BIG-IP DNS synchronization and iQuery connections (11. Do we have any best practice for iQuery (interval polling). The gtmd agent monitors both the availability of the BIG-IP systems, and the integrity of the network paths between the systems that host a domain and the local DNS servers that attempt to connect to that domain. To send iQuery traffic to port 4353, change the value of the wideip. iQuery connection information displays for IP addresses that are configured on BIG-IP server objects. We need to do apps migrations between two F5 LTM. Based on the information exchanged with BIG-IP LTM in each data configured on the F5 DNS/GTM and an iQuery connection will attempt to be established to all IP addresses from each F5 DNS/GTM device. Is there a way to monitor the VIP at the GTM level via iQuery that would give a true back-end pool status? Since IssueThis article applies to BIG-IP GTM 10. OpenSSL will use the cipher list to negotiate a mutually acceptable cipher with the server during iQuery connection setup. Iquery. So there is 1 x GTM and a LTM pair in each DC. 10 Results in: ssl3_read_bytes:sslv3 alert unsupported certificate:s3_pkt. Anesh. BIG-IP systems must exchange SSL certificates and be members of the same configuration synchronization group The Big-IP is able to establish TCP handshakes for iQuery connectivity, but the subsequent handshake fails. This is the default in order to protect the integrity of the thread - so a malicious user doesn't change their original post after a whole bunch of people have contributed - and invalidate the entire thread. (CVE-2023-28742) Impact This vulnerability may allow an authenticated attacker with network access to the DNS iQuery mesh through the BIG-IP management port and/or self IP addresses to execute arbitrary system F5 Networks does not support the configuration of route domains on a standalone BIG-IP DNS. 20 to remove any template that was specified, and rename any virtual services that used the name serviceMain to service. For example, you can F5 GTM iquery woes. Considering that is there any reason you can think of as to why the TCP connections to the other LTMs are failing? Many thanks . Bytes Dropped In addition, the certificates of the iQuery mesh members need to be signed by the same CA as the Root. For more information, refer to K11106: Change in Behavior: iQuery communication is not supported between BIG-IP / 3-DNS version 4. For this setup, normally we shall see the iQuery are sent bidirectionally with full mesh, right? I saw one GTM A sent iQuery to GTM B, but no iquery from GTM B to GTM A, is it normal? please advise, thanks in advance! Each device can simultaneously communicate through iQuery with other iQuery-enabled F5 system. This may take up to 30 seconds iQuery connection to 10. TCP port 22 also needs To help you diagnose network connection issues, you can view the status of and statistics about the iQuery ® connections between BIG-IP ® Global Traffic Manager™ (BIG-IP DNS) and other BIG-IP systems on your network. The gtmd agent monitors both the availability of the BIG-IP systems, and the integrity of the network paths between the systems that host a domain and the local DNS servers that attempt CloudDocs Home > F5 TMSH Reference > gtm iquery; PDF. Ensure port-lockdown is set to permit tcp 22 and 4353. As a note the probe timeout for the dns/gtm big-ip monitor is 3 seconds and it was cofigurable in older versions but in newer it is not as 3 seconds is plently of The default value on the request interval is suitable for most scenarios so that is usually considered best practice. Decoding the IPv4 address from the persistence cookie. Sign In. Apr 01, 2016. We have a couple of LTM setups that during the last year will occasionally start sending massive There is no pre-defined limit on the maximum number of BIG-IP DNS systems allowed in a sync group. Can they concurrently exchange iquery over their 172. If you just want to setup the trust to allow communication then you can run the bigip_add command to swap certs and establish a trust. 4. In BIG-IP AS3 3. cipherlist { default-value Now, the GTM needs to communicate with the self ip on vlan 1402, but to do that, it uses vlan 1401 as a transit to get there. x, you can use the Server Type field from the tmsh show /gtm iquery command output to determine if the listed BIG-IP DNS devices are fully setup to BIG-IP systems use an XML protocol named iQuery to communicate with other BIG-IP systems using gzip compression. There are some basics I can use a refesher on as it relates to the GTMs. It generated many 'probe to' and 'probe from' messages and I could see references to various VS in the events, but I found no reference to the name or IP In one of our environments we are configuring a single LTM VIP and load balancing multiple applications via an iRule. BIG-IP DNS - XML VIP Information Not Showing in iQuery. Creating VLANs for a route domain on BIG-IP LTM. Connectivity is in place but failing with: SSL error:14090086:SSL Forum Posts can be edited - but only for an hour. Jul 18, 2016 Sync group communication BIG-IP DNS systems in a synchronization group establish an iQuery connection to each sync group member using the defined self IP address and TCP port 4353. 1. Environment BIG-IP LC iQuery synchronization performing actions to synchronize Link Controller devices through iQuery Cause Configuration was lost or impossible to recover. GTM/LTM site2 can have iquery connectivity with LTM/ASM site2. Inconsistent health status of iQuery mesh DNS pool member down Environment DNS/GTM Pools or pool members Cause There are various causes for an inconsistent iQuery mesh. iQuery is an XML protocol that BIG-IP systems use to Description BIG-IP GTM/DNS iquery are not properly communicating with each other. DNS load balancing to backend servers using GTM/LTM. The default value is 10. iquery-cipher-list This is a ":" separated list of cipher specifications as accepted by the "openssl ciphers" command. Mar 10, 2016 rameshr_132303. 3 HF2, 11. During auto discovery on F5 BIGIP DNS(iquery) ,if a VIP is discovered from LTM ,is that guaranteed that translation IP and translation service port fields automatically get discovered? If this does not happen then what is the next action ? (edited to correct the naming/usage of the port) Hi! I need to modify the security settings for the iquery port tcp/4353 (TLS versions, ciphers, SSL certificates and certificate chain on bigip running version 12. First, I'm not an F5 administrator, so I'm fumbling my way through this, but I'm willing to read anything you all point me to so that I can better understand. Recent Discussions. Are you just moving pieces of the config or the entire config? F5 ASM Response logging show different timezone from Request logging. This guide covers advanced topics in managing and optimizing traffic on F5 BIG-IP Local Traffic Manager (LTM) systems, including load balancing, profiles, policies, iRules, and troubleshooting. 1 & 172. LTM for load balance DNS queries with real IP addresses. 1 or 2. BIG-IP systems must exchange SSL certificates and be Display the iquery component within the gtm module using the syntax in. To prevent a Im typing this from a mobile device but my googlefu is not strong today! When i perform this command from gtm1 to ltm1 Is it supposed to add the ltm1 ssl cert in gtm1 trusted device certificates? Looks like a trust has not been created between the F5 devices. Description. I think you will need to setup two pools using both private and public ips and then mark the local GTM as the stat collection server over private ip address. x - 10. JustCooLpOOLe. LukeN. iQuery is an F5 Networks proprietary XML-like protocol that collects configuration and metric information over a TLS encrypted tunnel and exchanges that information between BIG-IP DNS devices and other F5 F5 support engineers who work directly with customers write Support Solution and Knowledge articles, which give you immediate access to mitigation, workaround, or troubleshooting suggestions. Sep 21, 2021 The gtmd agent on BIG-IP ® DNS uses the iQuery ® protocol to communicate with the local big3d agent, and the big3d agents installed on other BIG-IP systems. saskozny. F5’s portfolio of automation, security, performance, and insight capabilities empowers our customers to create, We need to do apps migrations between two F5 LTM. The default value is none. 0 and old ciphers with allowed port 4353 and mark this as a failure. DISPLAY show iquery options: (default | exa | gig | kil | meg | peta Lightboard Lessons: F5 BIG-IP DNS (GTM) iQuery Protocol Overview. same status at primary data center GTM. F5 GTM iquery woes. BIG-IP DNS deployed on a network in front of a BIG-IP LTM configured with a route domain. To address iQuery connectivity issues between your LTM and GTM, you can follow these steps: Ensure that the devices have different self IP addresses configured to establish an iQuery connection successfully. Possible states are: Not Connected; Connecting; Connected; Backlogged (indicates messages are queued and waiting to be sent) iQuery Reconnects: Displays the number of times the GTM re-established an iQuery connection with the specified server. To verify the supported ciphe I know we'll have to create new self IP's and an iquery session with the GTM appliances. Product Manuals Product Manuals and Release notes. Lets name them as follows - DC1 - has GTM1 and LTM-pair1 DC2 - has GTM2 and LTM-pair2 We are running iquery over the internet for monitoring the LTM pair across DCs (the local LTM gets monitored on the LAN). When installing big3d on devices in the iQuery mesh, install the big3d agent from the BIG-IP DNS (formerly BIG-IP GTM) or Enterprise Management system that is running the latest software version to the other devices in the iQuery mesh. Description The BIG-IP DNS system uses the iQuery protocol to collect dynamic load balancing and metrics information from remote BIG-IP DNS and other BIG-IP devices and distribute the Topic The 3-DNS Controller can encrypt its iQuery communications with other F5 Networks devices, such as BIG-IPs and other 3-DNS Controllers. x. To walk through the steps here's TCP:4353 is the iQuery port, not the iControl port. Our approach ensures cross-modal consistency and cross-instrument disentanglement. Environment iQuery big3d/gtmd iqtest Cause The root cause of this issue is identified as Bug 936417 Recommended Actions Before making any changes, you should verify the Ciphers list on both the local and remote devices. LTM not responding to iQuery. 1). Forward: The zone file for a forwarding zone contains only information to forward DNS queries to another nameserver on a The gtmd agent on BIG-IP ® DNS uses the iQuery ® protocol to communicate with the local big3d agent, and the big3d agents installed on other BIG-IP systems. We currently have other LTM environments integrated via iQuery with our GTM for GSLB configuration and monitoring. May 08, 2014 Rabbit23_116296. F5 does not monitor or control community code contributions. iQuery is an F5 Networks, UDP-based protocol that collects configuration and metric information and exchanges that information between 3-DNS Controllers and other F5 Starting from BIG-IP 12. conf global variable, use_alternate_iq_port, to yes, To help you diagnose network connection issues, you can view the status of and statistics about the iQuery connections between BIG-IP Global Traffic Manager (BIG-IP DNS) and other BIG-IP systems on your network. GTM/LTM site1 cannot have iquery connectivity with A BIG-IP system communicates to another BIG-IP system using iQuery which is a F5 proprietary protocol runs on port 4353. iQuery communicates with the big3d process on remote BIG-IP systems over TCP port 4353. Thus, TCP port 4353 must be opened on the BIG-IP DNS and BIG-IP LTM, and it must also be allowed in the network between the BIG-IP DNSs and BIG-IP LTMs. 0. When trying to use iqdump, it keeps failing with iqmgmt_ssl_connect: SSL error: error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed Environment iQuery connection Re: GTM - iquery over internet and sync. x through 16. Is there a way to secure this communication either by using encrypted iQuery OR can we configure the policy in GTM to restrict the communication between these two GTM only. 20, the generic template is the default, which allows services to use any name. Apr 08, 2024 sokkhiang. To enable secure iQuery communications, you F5 GTM iquery woes. No Replies Be the first to reply. The following is true: GTM/LTM site1 can have iquery connectivity with GTM/LTM site2. Hello san. jian. Does this serve some kind of purpose? Are there different status updates from each IP in this case, or would the information just be getting duplicated across each connection? Re: GTM - iquery over internet and sync. For information about other versions, refer to the following article: K8195: Overview of the BIG-IP GTM big3d_install, bigip_add, and gtm_add utilities (9. Show More. On checking logs can see below messages multiple times:- Connection in progress to Connection complete to . The big3d data collection agent runs on BIG-IP and Enterprise Manager systems and uses the iQuery protocol to collect performance information from remote F5 devices. 4 HF2, 11. mimlo_61970. Recommended Actions You will Known Affected Versions: 11. x and BIG-IP LTM / GTM version 10. I'm a little confused about iquery design. If you are trying to add a new F5 DNS/GTM into an existing DNS/GTM device group then you can use gtm_add Now, the GTM needs to communicate with the self ip on vlan 1402, but to do that, it uses vlan 1401 as a transit to get there. iQuery is an XML protocol that BIG-IP systems use to communicate with each other. F5 recommends that all devices communicating over iQuery run the same big3d version When installing big3d on devices in the iQuery mesh, install the big3d agent from the BIG-IP DNS (formerly BIG-IP GTM) or Enterprise Management system that is running the latest software version, to the other devices in the iQuery mesh. Description The BIG-IP DNS system uses the iQuery protocol to collect dynamic load balancing and metrics information from remote BIG-IP DNS and other BIG-IP devices and distribute the Hi, I've noticed that GTMs typically have multiple iQuery connections going to the same LTM. 10. F5’s portfolio of automation, security, performance, and insight Activate F5 product registration key. Both Viprion and GTM are on separate chassis. 4, 11. Also, device statistics are provided through the iQuery interface. Related Content . For example, to Telnet on port 4353 from the BIG-IP DNS system to the remote BIG-IP device, type Description BIG-IP GTM/DNS iquery are not properly communicating with each other. The default port for the iQuery protocol is port 245; however, this port is not registered to F5 Networks. Colin_Rogers_17. Jason Rahm introduces the iQuery protocol utilized by F5 BIG-IP DNS systems to exchange system configuration and performance metrics. DISPLAY show iquery options: (default | exa | gig | kil | meg | peta iQuery State: Displays the state of the iQuery connection between the specified server and the GTM. value-range "string" } Recommended Actions In order to configure the iQuery connection to only use TLSv1. c:1498:SSL alert number 43 SSL return code: SSL_ERROR_ZERO_RETURN DNS Log may contain events similar to: err gtmd[11111]: 011ae114:3: iqmgmt_ssl_connect: SSL error: error:14094413:SSL routines:ssl3_read_bytes:sslv3 alert unsupported certificate The BIG-IP API Reference documentation contains community-contributed content. The VLAN I need this information to open firewall port for iquery communication. MarioMoneta . gtm. Apr 18, 2022 JustCooLpOOLe. But with CA-issued certs, I believe this step is not required? We re-formulate visual-sound separation task and propose Instrument as Query (iQuery) with a flexible query expansion mechanism. I can see auto-discovery is enabled and the request interval time is set to 30 sec. Saving Ethernet mappingdone Verifying iQuery connection to 10. JohnnyG. level to debug on all the GTMs and reproduced the big3d timeouts. 0 and later. Historic F5 Account. Aug 31, 2023 starboy. Its known bug 477240 in f5 GTM v11. Contacting F5 Support? The iQuery mesh looks good and I see packets incrementing between all BIG-IP devices. MyF5 Home of a Prober pool member indicates whether the BIG-IP GTM system, on which you are viewing status, can establish an iQuery connection with the member. cipherlist all-properties sys db big3d. This 3-DNS Controller encryption feature provides secure iQuery communications over the Internet between datacenters without using 3rd party encryption devices. 0 - 11. x addresses. kayiz. This also means that many of these declarations on a Topic This article applies to BIG-IP DNS (formerly BIG-IP GTM) 11. see the article. APM file and registry key date check 8 days old. BIG-IP DNS iQuery. Forward: The zone file for a forwarding zone contains only information to forward DNS queries to another nameserver on a Ok, it's a little odd answering my own question but evidently, you need to use the "-s <group name>" in your iqdump if you have a non-default name. Note: For information about how to locate F5 product manuals, refer to K98133564: Tips for searching AskF5 and finding product documentation. rafaelbn. Environment BIG-IP GTM/DNS GLSB sync not working iquery between BIG-IP GTM/DNS is not connected Cause None. 16 Security Advisory Description When DNS is provisioned, an authenticated remote command execution vulnerability exists in DNS iQuery mesh. So iQuery is the main 'transport vehicle' for device configuration updates and device statistics. 1) K9629: Overview of BIG-IP GTM global variables Summary BIG-IP GTM global variables are system-wide settings, including load-balancing, metrics collection, and general The gtmd agent on BIG-IP ® DNS uses the iQuery ® protocol to communicate with the local big3d agent, and the big3d agents installed on other BIG-IP systems. BIG-IP. The gtmd agent monitors both the availability of the BIG-IP systems, and the integrity of the network paths between the systems that host a domain and the local DNS servers that attempt In this episode of Lightboard Lessons, I introduce iQuery, the F5 proprietary protocol utilized by BIG-IP DNS to exchange system configuration with other BIG-IP DNS systems and performance metrics with all other BIG-IP systems configured to do so. For information about other versions, refer to the following articles: K13404: Overview of BIG-IP GTM global variables (11. Description The BIG-IP DNS system uses iQuery to determine availability status and to gather load balancing metrics for objects, such as a virtual server on remote BIG-IP systems. As an alternative, a custom SNMP OID can be configured. We utilize "visually named" queries to initiate the learning of audio queries and use In F5 DNS you can't configure active/standby deployment and it should be line active/active . 2 HF1, 11. x - 13. Flipcode. 3, 11. But one customer has raised query why do we need iquery firewall policy from ltm to gtm & other ltm. LTM. I Iquery for GTM's and LTM's at different data centres will run over the internet so it takes the same route as a client would take therefore if any device or link fails across that route the GTM will mark the virtual server associated with the failed device/link as down. F5 Active Standby Node Configuration. To walk through the steps here's what I did: Ensured the Self-IPs to which I would be establishing the iQuery to on the LTMs was set to Port Lockdown "Allow Default" CloudDocs Home > F5 TMSH Reference > gtm iquery; PDF. 15 - Explain sync group/iQuery purpose, configuration and basic requirements 37 Objective - 1. You can do this through the Configuration utility or the command line. 4 HF3, 11. The default value is yes. To verify that the self IP addresses and iQuery port are accessible between F5 devices, use the telnet command to open a connection on port 4353 from one F5 device to another. BIG-IP does not currently implement an SNMP OID that returns failed iQuery connection counts. Normally I open firewall policy with bidirectional from gtm to ltm and vice versa. Which device in the synchronization group initiates an iquery query? Jul 17, 2019. x BIG-IP LTM version 10. (edited to correct the naming/usage of the port) Hi! I need to modify the security settings for the iquery port tcp/4353 (TLS versions, ciphers, SSL certificates and certificate chain on bi Topic To reconfigure the 3-DNS Controller so that iQuery does not use the ephemeral ports for replies, change the global multiplex_iq setting, to yes. GTMB: 10. show iquery. 4 HF4, 11. They both exchange iquery over their 10. " All GTM are configured in the same sync-group. With iQuery translation turned on, the iQuery packet stores the original IP address in the packet payload itself. The gtmd agent on BIG-IP ® Global Traffic Manager™ (GTM™) uses the iQuery ® protocol to communicate with the local big3d agent, and the big3d agents installed on other BIG-IP systems. Description Your Link Controllers are not in iQuery synchronization anymore. 8 Topic The 3-DNS Controller can encrypt its iQuery communications with other F5 Networks devices, such as BIG-IPs and other 3-DNS Controllers. Reply. 0 along with some older ciphers (DES) and encryption methods (CBC). I have the following topology . Last night I attempted to enable iQuery between our GTMs and LTMs, however, it failed. A BIG-IP system communicates to another BIG-IP system using iQuery, which is an F5 proprietary protocol running on port 4353. Thus, TCP port 4353 must be opened on the BIG-IP DNS and BIG-IP LTM systems, and it must also be allowed in the path between them. New iOS Communication between F5 BIG-IP DNS and LTM via iQuery: this is important to establish communication between BIG-IP DNS and LTM so that they can exchange information, which allows BIG-IP DNS to respond with the best available BIG-IP LTM VIP across data centers from a DNS request. Aug 09, 2017. You can use the following procedure to renew the device certificate. And can we use same Virtual IP address on the new F5 load balancer? application delivery. The setup will work like that . Description BIG-IP iQuery port 4353 is accessible over the management interface and the PCI DSS Standard has requirements that prohibit the use of TLSv1. Is the device (LTM) certificate valid? the expiry of the cert. Jun 14, 2023. I am quite certain that there are no firewalls or ACLs in the way. Note: F5 recommends avoiding the use of Allow All because this setting increases The self IP addresses and iQuery port are reachable between F5 devices. Secure and Deliver Extraordinary Digital Experiences F5’s portfolio of automation, security, performance, and insight capabilities empowers our customers to create, secure, and operate adaptive applications that reduce costs, improve operations, and better protect users. F5 support engineers who work directly with customers write Support Solution and Knowledge articles, which give you immediate access to mitigation, Attempting to run iqdump 10. Feb 01, 2023. 4 HF1, 11. I'm not uber familiar with our entire setup but here is what I know and would like to troubleshoot or better understand. Thanks, Sachin The iQuery mesh looks good and I see packets incrementing between all BIG-IP devices. REST API to download License JSON report? Dec 12, 2024. 1 to establish the iquery. Topic F5 Networks has registered port 4353 with the Internet Assigned Numbers Authority (IANA) for communication using the iQuery protocol. It generated many 'probe to' and 'probe from' messages and I could see references to various VS in the events, but I found no reference to the Im typing this from a mobile device but my googlefu is not strong today! When i perform this command from gtm1 to ltm1 Is it supposed to add the ltm1 ssl cert in gtm1 trusted device certificates? Description You should consider using this procedure under the following condition: You want to configure a custom cipher list for iQuery connections for big3d To configure the cipher settings for gtmd (iQuery client) follow K31434426 Default ciphers: tmsh list sys db big3d. On the Main tab, click . The Open Source Enterprise. Recommended Actions You will Unable to establish iQuery between bigip devices. ssl. debugprobelogging and set the log. Make sure all the F5 have same big3d -v F5 GTM uses TCP 4353 for iQuery between two GTM across the Data Center. user DNS traffic is receiving in which DNS listener ip, it will provide the response. I CloudDocs Home > F5 TMSH Reference > gtm iquery; PDF. with each self IP address defined on each server in the BIG-IP DNS configuration of The real issue is can a GTM communicate with iquery to multiple interfaces on another GTM or LTM? To illustrate: GTMA: 10. F5 will initiate the traffic to 1. Network. have two stand-alone GTM devices in opposing DCs and struggling to get the sync-group up and running. 4 I have 2 GTM configured to exchange iQuery messages through the service interfaces. And LTM are added to local GTM server list. Under Attack? F5 Will Help You. Some include blocking Firewall Using the tools available on the F5 BIG-IP device user interface, it can be difficult to determine the health of your DNS sync groups. the following sections. GTM/LTM site1 can have iquery connectivity with LTM/ASM site1. x) When deploying BIG-IP DNS, one of the steps includes configuring the different BIG-IP systems with which the BIG-IP DNS POST EDITED Hi all Last night I attempted to enable iQuery between our GTMs and LTMs, however, it failed. Aug 09, 2017 JRahm. We make no guarantees or warranties regarding the available code, and it may contain errors, defects, bugs, inaccuracies, or F5 Networks recommends that you use stub zones only if you have a specific requirement for this functionality. Upgrade require to mitigate this bug. 7, 11. 2 , As my understanding F5 device initiate the traffic to 1. May 09, 2014. x interfaces? TIA, JB Are there any guidelines on network latency maximums to be followed to have iQuery between GTMs and LTMs be successful? Any F5 "best practices" around directing the iQuery communications over internal links between the systems or over the Internet (via IPSec VPN Tunnels) if spread across different data centers? The BIG-IP device certificate is used to secure iQuery communication and connections to the BIG-IP Configuration utility. 5, 11. 20. do a tailf /var/log/gtm to see the exact root cause. If monitoring the remote DC - ltm over the internet then we use public ip and NAT it on the interent firewall to the corresponding private ip. If some can describe what's required for the GTM's to support the migration along with supporting configuration examples that would be very helpful. When you use F5 BIG-IQ Centralized Management to manage your DNS sync groups, the task becomes quite straightforward. add LTM to GTM. SNAT IP address logging. iQuery Connectivity timeout. Lightboard Lessons: F5 BIG-IP DNS (GTM) iQuery Protocol Overview. From what I understand, "bigip_add" is to exchanges iQuery Secure Sockets Layer (SSL) certificates between the boxes for building up trust. All the manuals and K articles I came across regarding iQuery/DNS only states that you must have a full-mesh between all the DNS/LTMs for the iQuery to properly work. big3d kayiz Hello, I was able to pull this out using AI and your question. But not sure (edited to correct the naming/usage of the port) Hi! I need to modify the security settings for the iquery port tcp/4353 (TLS versions, ciphers, SSL certificates and certificate chain on bi I believe this is very common to monitor the remote LTM by using iquery over the internet from the GTM. 14 - Given a scenario with a specific query source IP address and various pool and Wide-IP loading balancing methods and topology rules/regions determine the response that will be given 37 Objective - 1. Monitoring offsite applications. 0 and later systems. That`s what my question is. Unless you have a specific problem with the monitor checking, I'd recommend leaving the interval at 30 seconds. Is it possible to add the management interfaces as a redundancy for iQuery communication? The idea is that if both GTM can't exchange iQuery message through the service interfaces (for example due a network failure), they use the management interfaces to Lightboard Lessons: F5 BIG-IP DNS (GTM) iQuery Protocol Overview. Mayank_Shukla. is there any document to refer which destination iquery mesh will connect when translation address. 1. 1 & 17. while all GTM and LTM is up also telnet is happening on port 4353. F5 STUDY GUIDE 302 – F5 Certified Technology Specialist, GTM 3 Objective - 1. I enabled gtm. Rabbit23_116296. 5. Most of the example declarations have been updated in the documentation for BIG-IP AS3 3. DISPLAY show iquery options: (default | exa | gig | kil | meg | peta F5 Networks recommends that you use stub zones only if you have a specific requirement for this functionality. GTM and LTM iquery issues. Topic You should consider using this procedure under the following conditions: You want to configure certificate revocation list (CRL) verification for iQuery communication. Sync group communication BIG-IP DNS systems in a synchronization group establish an iQuery connection to each sync group Topic This article applies to BIG-IP GTM 11. Note: If a Prober pool member has red status (Offline), no iQuery connection exists between the Description iQuery failures contribute to most issues encountered within the GTM/ DNS infrastructure and having a way to identify failing iQuery connections is useful for mitigating impact. dcarterjr. Nov 09, 2023. x)You should consider using this procedure under the following condition:You are experiencing BIG-IP GTM synchronization and iQuery connection Additional Information. Further resources on iQu Hi ,We already have couple of Virtual LTMs( created from Viprion) as the server objects on GTM(VER:11. Jun 02, 2021. When the packet passes through a firewall, the firewall translates the IP address in the packet header normally, but the IP address within the packet payload is preserved. Perl Script to gather iQuery Statistics. zamroni777. Only one iQuery connection between each device is actually required but I would avoid having failing iQuery connections if Important. Apr 18, 2022. 0) issues. DISPLAY. Feb 13, 2023 ashk. Topic. Look at the "BIG-IP monitor settings" as this is the monitor that uses iquery for checking F5 devices and gatherig statistics from the LTM devices about the availability of their VIP. 2, 11. IssueThis article applies to BIG-IP GTM 10. Dec 12, 2024. F5 recommends replacing the BIG-IP self-signed device certificate with the CA-signed device certificate during a maintenance window as iQuery connections are disrupted during the procedure. 14 failed. You can configure the action to accept, drop, or reject incoming connections based on the protocol, source ports and IP addresses, and destination ports and IP addresses. To enable secure iQuery communications, you Known Affected Versions: 11. 3 HF1, 11. 6, 11. BIG-IP DNS uses iQuery for various tasks: Determining the health of objects in BIG-IP DNS configuration. Ask me anything! tcp:f5-iquery tcp:https tcp:snmp tcp:ssh udp:520 udp:cap udp:domain udp:f5-iquery udp:snmp }} Allow All. x only BIG-IP GTM version 9. 1 and above, follow all of the procedures Will iQuery BIG-IP DNS synchronization work if GTM's are running different code versions? Lightboard Lessons: F5 BIG-IP DNS (GTM) iQuery Protocol Overview. 16. The default value on the request interval is suitable for most scenarios so that is usually considered best practice. This article explains how to know when GSLB sync is not working. To verify the big3d version in the /usr/bin directory, type the following command: /usr/sbin/big3d -v. The F5 Monitoring Pack subscribes to device statistics through iQuery, as well. DNS/iQuery Question - Design Consideration. let us know if this helps. qixa rjilarmb nkevw jtpahdbr aaccuvo hzv nvuybl iot nhioj sncbjc