QFX3500 log errors: brcm_nh_l3_hw_uninstall, brcm_nh_bdvlan_ucast_uninstall,...
Hello, we have this strange logs:dc-pfe: BRCM_NH-,brcm_nh_l3_hw_uninstall(),1140:ucst nh:1966 uninstall failed for the hw idx:100109 Operation still running dc-pfe:...
View Article802.1x et Wake on Lan
Has somebody a working solution for the following problem.Our administrator uses System center configuration manager (1810) with Wake on Lan for software deployment.on our Ex we use dynamic vlan...
View ArticleSpanning Tree config with Routing Instances?
I have VSTP confiured on a EX4600 that has multiple routing instances. I have VSTP configrued at what I assume is the global switch level (ie "edit protocols vstp") and it appears to be working fine....
View ArticleEnable voip on just ports with phones or every port?
Our edge closets have stacks of EX4200 switches. These switches have printers, desktop computers, WiFi access points, security cameras, and HVAC equipment plugged into them. We have separate...
View ArticleQFX5100 48T - Configure QSFP slot for QSFP-SR4 optics
Hi all, We are trying to use the QSFP ports on our QFX5100s. We are wanting to use a full 40GE interface by using an SR4 optic to uplink to our MX core router. The MX picked up the optics and show...
View Articleqfx 5200 MC LAG configs
THes are in our lab right now, trying to set this up, however fingin conlficing info, and the MX stuff is all mixed in or its for the qfx-10K the ICCP link - sync traffic only correct ? does this have...
View ArticleCisco APIC-EM vs Juniper???
HiI discussed with customer about campus solution. Competitor is cisco and they proposed APIC-EM controller worked with catalyst 9xxx series.What is solution should be approach to customer in order to...
View ArticleVirtual chassis VS Virtual chassis fabric
Hi everyone,I got the basisc down on Virtual chassis technology on EX switches. I am trying to understand Virtual chassis fabric technology why one wants to use Virtual Chassis Fabric instead of...
View ArticlevQFX interfaces with colon (xe-0/0/1:1)
I see xe-0/0/1 through xe-0/0/11 interfaces show up in terse but when I show the configuration I see extra interfaces with colons and a number. It adds a ton of extra configs. When try to delete all...
View ArticleVCP protcol PDU in Virtual chassis and metric value
Hi everyone,1)Virtual chassis protocol factors two things in computing the shortest path from rooted PFE to target PFE.a) bandwidth b) hop count....
View ArticleVirtual chassis and Inserting " New" member scenarios
Hi everyone,Please consider the following cases:Case#1We have three switches in Virtual chassis using pre provisioned method :SW1 Master RESW2 Back UP RESw3 Line cardWe insert another SW4 into Virtual...
View Articleping: sendto: Cannot allocate memory - Switch EX4300
Hi all,I'm facing with the problem on switch EX4300. I can't ping to host 10.59.54.143, the switch display the ouput as below: admin@R2-SW4300-NOC> ping 10.59.54.143PING 10.59.54.143 (10.59.54.143):...
View ArticleEX4300/EX3400 QSFP+ ports to connect server?
Hello, Is there anything preventing me from using the QSFP+ ports in EX4300/EX3400 to connect a server. Juniper refers to these ports as "uplink" ports and I'm wondering if that's just a term they use,...
View Articlerandom high latency issues on ex2300 series switches
Wondering if anyone else is seeing this. I randomly run into really high latency issues pinging/monitoring the management IP address of some of my ex2300 series switches. Latency of 2000+ms or just...
View ArticleEIGRP through EX2300
I have a number of clients that use dot1q tunnels between sites. A few of those pass EIGRP. On cisco devices using dot1q, and Juniper non-ELS switches it works just fine. On ELS switches like the...
View ArticleVirtual chassis : Master election scenario
Hi everyone,I have some questions about the master election in virtual chassis. Please consider following scenarios: We have three switches SW1,SW2,SW3All are using default priority.We are using...
View ArticleVirtual chassis management
Hi everyone,Please consider the following exampleConsider following example:Below we have three Switches in Virtual chassis, each SW has me port connected to different subnet....
View ArticleEX4300-48T and EX4300-32F Virtual chassis in Mixed mode questions
Hi everyone,1)As per Juniper doc. ex4300-48T and EX4300-32F can be configured in Virtual chassis without mixed mode.What if we still configure them as mixed mode? The reason I said that later on if...
View ArticleVC split condition in Virtual Chassis
Hi everyoneBelow link lists various scenarious showing " VC SPLIT CONDITION" https://kb.juniper.net/InfoCenter/index?page=content&id=KB19732&cat=EX4200_1&actp=LIST 1)How long Master RE...
View ArticleCan Back up RE in Virtual Chassis be preempted by new higher priority switch ?
Hi everyone, I did find Juniper doc describing how MASTER SW is elected in VC, however I do not see how the Virtual Chassis behave in following situation:Existing Virtual Chassis state( using dynamic...
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