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Re: Old Optics in New Switches, Any Benefit to Replace Them?
I think we are on the same page. Just FYI but Juniper HW support is determined by SN. I assume you purchased the 2nd power supply as redundant after the fact. For that to get service, someone...
View ArticleCopy junos from primary to backup
Hello,I have primary Junos running 15.x and backup image has 12.x version. How can I format/copy backup partition and copy 15.x to backup?The output is like thisroot> show system storage...
View ArticleRe: Copy junos from primary to backup
Try this.labroot@jtac- # run request system snapshot slice alternateDoing the initial labeling...Verifying compatibility of destination media partitions...Running newfs (886MB) on internal media /...
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ISP link failover on EX4200
Hi,In our setup SRX240 is forwarding internet traffic through ISP1 and SRX340 is forwarding internet traffic through ISP2. There are some static route configured on EX4200 to forward internet traffic...
View ArticleRe: ISP link failover on EX4200
You can try RPM with event-option to do the failover. Check if below post helpshttps://forums.juniper.net/t5/Ethernet-Switching/services-ip-monitoring-Feature-On-EX/td-p/274823
View ArticleJuniper EX4500 joining Cisco Nexus 5K STP
Hello, I know this has been discussed many times, but I am having to connect two Juniper EX4500 VC with two Cisco Nexus 5K VPC together and I need to make sure that the Juniper EX4500's play nicely and...
View ArticleEX2300 DHCP-Security
Hi,I'm installing a few EX2300 and getting a strange/random behaviour with dhcp-security.For example:I had a raspberry pi connected (it happens with other devices too) that didn't receive the DHCP...
View ArticleRedundancy with QinQ and xSTP?
Hi!I would like to add redundancy to a compute cluster network. Currently a two-port LACP trunk is accepting the traffic (VLANs) for the stack and adds the QinQ tag. This VLAN is then tagged to the...
View ArticleRe: unknown unicast on QFX5100 mc-lag irb
My configuration is very similar to this one: http://jncie.tech/2017/07/30/mc-lag-lab-advanced-irb-functionality/. But I narrow the searching. I have no idea why why 2 MC-LAG nodes dont know each...
View ArticleRe: OID for SNMP monitoring line cards in EX9204
Hi Krishna_85, I recommend you to use the Juniper MIB-explorer tool to find the SNMP objects, their function and corresponding OID's. You can visit the site at the link mentioned...
View ArticleRe: Redundancy with QinQ and xSTP?
I am not exactly understand what you are going to do. If you want to add another ae between the cisco and Juniper, you may use RTG.
View ArticleRe: Redundancy with QinQ and xSTP?
I'm also not sure about the question. Based on what I see you could use RSTP on both the ex and cisco stacks and this will do the blocking at the ae bundle link level. If you are looking to control stp...
View ArticleRe: OID for SNMP monitoring line cards in EX9204
Yes, I think the tree you are looking for is the FRU (feild replaceable units) one. https://apps.juniper.net/mib-explorer/search.jsp#object=jnxFruCfgEntry&product=Junos%20OS&release=18.1R2...
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MCLAG and non balanced traffic load
HiI have couple of QFX-10Ks which connects two QFX5K in mclag.on the 5K's there are servers in 4 Vlans - two of them are active on QFX10K1 and two are active on QFX10K2 (VRRP).it seems that traffic...
View ArticleRe: MCLAG and non balanced traffic load
Hello,Are You using MCLAG with VRRP on QFX10K?Is QFX10K-1 the only VRRP master for all servers?If yes+yes, then traffic from QFX10K-2 to QFX10K-1 across ICL is expected.HTHThxAlex
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Re: MCLAG and non balanced traffic load
Hi4 Vlans, 4 VRRP groups, 2 are active on each QFX10K and 2 are standby.It's obvious that if QFX10K1 was active for all 4 vlans, traffic will be forwarded through the ICCP link, but this is not the...
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Re: MCLAG and non balanced traffic load
Hello, wrote:Hi4 Vlans, 4 VRRP groups, 2 are active on each QFX10K and 2 are standby. Are those 4 VLANs U-shaped? I mean are they extended from QFX10Ks to WAN routers as well?If yes do You have ISIS...
View ArticleRe: MCLAG and non balanced traffic load
Hi Alex, Thanks for your reply and intrest.switching ends in the QFX10K, and not extended to the wan routers.Layer3 for those vlans is configured on the 10K's, those networks are redistributed from...
View ArticleRe: MCLAG and non balanced traffic load
Hello,If Your VLANs are not extended to WAN routers, and You don't run ISIS on these VLANs, then it is not a routed traffic.Likely flood traffic - I reckon at least 0.9Gbps out of 4.9Gbps is flood.My...
View ArticleRe: vQFX on openstack
Where you able to run vQFX in openstack? If yes, please share your steps. Thanks
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