Re: BGP stuck in Connect state
Hmmmm. It's weird because you're receiving the OSPF hellos on R4, and the ARP request from R4 is making it to R2. So you have a shared LAN segment, but R4 is not receiving the ARP reply from R2. Can...
View ArticleRe: BGP stuck in Connect state
Here is the ouput : root@R2> show interfaces ge-0/0/1 extensive Physical interface: ge-0/0/1, Enabled, Physical link is Up Interface index: 138, SNMP ifIndex: 514, Generation: 141 Link-level type:...
View ArticleRe: BGP stuck in Connect state
You are having a strange high amout of rejects: This happens when the Destination MAC address is different than the expected one. Filter statistics: Input packet count 0 Input packet rejects 165822...
View ArticleRe: BGP stuck in Connect state
@Doods :How it is possible as R4 is not receiving arp reply from R2. I have configured static arp entry as well but that didn't help. How static arp entry can be unexpected at R4 ?
View ArticleRe: BGP stuck in Connect state
This is what this counter is counting, now we need to understand why those drops are happening. What are the protocols that are enabled on R4 show conf protocols
View ArticleRe: BGP stuck in Connect state
OSPF and BGP enabled on R4 and all other router in topology. root@R4> show configuration protocols bgp { group cluster-1 { type internal; local-address 4.4.4.4; cluster 0.0.0.1; neighbor 1.1.1.1;...
View ArticleIPv6 VRRP flapping
After upgrading my MX960 routers to 15.1R6.7 VRRP started flapping on the backup router: Aug 3 09:20:10 tuc-9062-1300-cu61-mx960a vrrpd[3291]: VRRPD_NEW_BACKUP: Interface irb.2092 (local address...
View ArticleRe: BGP Communities
Hi friends! I need to match 2 communities on the same prefix in an import BGP policy to forward determinate traffic type. How can I proceed it? Just creating 2 terms (one for each community), because...
View ArticleRe: BGP Communities
For example, if prefixe has both communities 65000:10 and 65000:20, then it matches the policy. If prefixe have only community 65000:10 or other, so it no match this policy.
View ArticleRe: BGP stuck in Connect state
Are you able to ping other interfaces? Does any of these work: (R4)ping 172.27.0.17 source 172.27.0.18 rapidping 172.27.0.22 source 172.27.0.21 rapidping 172.27.0.10 source 172.27.0.9 rapid (R2)ping...
View ArticleRe: BGP stuck in Connect state
@pevangelista: Yes. Atleast one link on each router has connectivity issue with directly connected interface. So, i wanted to rule out one link and from that i can figur out other. root@R4# run ping...
View ArticleRe: Relationship between VNI , VLAN-ID and ROUTE-TARGET
The VNI are part of the customer overlay network that you are connecting between VTEP across the data center. The route targets are part of the underlay transport that is being used to communicate...
View ArticleRe: BGP Communities
You are correct, because the community attribute in a term is a logical or, you will need to have two terms to successfully check for routes with both community set. I would do this as the final check...
View ArticleBGP "bestpath igp-metric ignore" in JUNIPER
Hello AllWe have deployed Juniper QFX10002 series switches and we want these devices to perform BGP multipath across different ISP links. However we have IGP running internally in our core and the IGP...
View ArticleRe: Relationship between VNI , VLAN-ID and ROUTE-TARGET
Thanks ! So from your reply and the reading I understand that : Each customer has a group of VNI assigned, where one VNI is mapped to on VLANMultiTenancy is provided by Virtual Instance (VRF),...
View ArticleRe: Relationship between VNI , VLAN-ID and ROUTE-TARGET
No, the items like vrf, l3 VPN and their associated protocols are simply part of the underlay network that permits the VXLAN overlay to work. These resources are independent of how multi-tenancy is...
View Articlehow to understanding mpls forwarding under protocols mpls
how can I understand below option under [edit protocols mpls] traffic-eginee mpls-forwarding—On both BGP and IGP destinations. Use ingress routes for forwarding only, not for routing.
View ArticleRe: how to understanding mpls forwarding under protocols mpls
You would use this function if you have RSVP and LDP signaled LSP on your MPLS network. These install the routes for the LSP for protocols other than BGP and use them only for the LSP traffic and not...
View ArticleRe: how to understanding mpls forwarding under protocols mpls
Hello, To understand the traffic engineering mpls-forwarding, we must first look at another traffic engineering knob "traffic-engineering bgp-igp"What traffic-engineering bgp-igp does can we changed...
View ArticleOSPF multiple instances per link
Hi,In the old JNCIP materials I found a sentence saying about one of differences between OSPFv2 and OSPFv3 Support for multiple instances per link: This support allows multiple OSPF instances torun...
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