Routing

Hello all,I have read about networks being described as "only Layer 3," and as such require no STP protocol, examples being VXLAN-based networks like Cisco SDA or ACI.However, even these networks have VLAN's (like L2 VNID's in SDA), and they also sti...

Hi , our router suddenly crashed, does anyone know about a bug in the version? Version 17.09.04a Thanks

Hello. My network is fully EIGRP at the Data Center, but there is going to be another brand integrated at the DC, so need to use OSPF on different blocks.I would like to understand what could be the problems I could face if I use the next topology:[O...

hi all,  I'm wondering if its possible to route leak between 2 OSPF Instances running on different VRFs without using the GRT. I've not found much around asides from route leaking using a VRF and the global routing. A workaround would be from an OSPF...

Hello,I am having a weird issue which is either difficult or so easy I am missing it and wondering if I can get some help with this. I am working with an organization which has both staff users and public users. They use ROAS and L3 switches currentl...

Hi all, We have an IR1101 with a 5G modem. In logging we can see that it is constantly flapping between 4G and 5G and we want to lock it on 4G.We searched all documentation and tried all posibilities but nothing seems to work. Below some details. Log...

ive got a problem i cant seem to figure out. When my Ipsec tunnel is built it makes a new phase 2 connection every 60 seconds. 1.1.1.1 = Cisco Router2.2.2.2 PfSense Router----- Connection configuration -----1.1.1.1 => Internet <= 2.2.2.2-------------...

Hello,We recently had a failover test between between our ISP 1 and ISP 2. The failover portion worked fine via the IP sla's but we were unable to pass traffic through ISP 2. I believe the issue is due to the switch we have the ISP connections coming...

Hello everyone!I want to configure NAT-Hairpinning on the ASR-1002X router (17.09.05a, for this I went to the lab and tested the configuration on the CSR (17.03.08a). NAT-Hairpinning i need to allow internal clients allow access our external services...

Hello community,We use C8500 for PPPoE subscribers. Configuration via bba-group and virtual-template with aaa (Freeradius).Freeradius receives the user and responds with an Access-Accept. According to the log, an IP address is also selected and is pa...

Hi, We are using some old C881G-4G router with an LTE interface in remote location to gather data from sensors.Router has a two link types one is Ethernet and as backup we are using embedded LTE interface with a sim card an private APN and static IP ...

Cisco 4321 ISR running Cisco IOS XE Software, Version 03.16.01a.S - Extended Support ReleaseOn boot I get this error %FLASH_CHECK-3-DISK_QUOTA: Flash disk quota exceeded [free space is 1495100 kB] - Please clean up files on bootflash.So i thought i w...

Hi AllI am about to replace an older router with and 8200 model, this will be used in one of my small sites.The features on the router required will beHSRP, DMVPN, EIGRP, OSPF, IPSEC.If I buy the DNA essentials licence it looks like that comes with p...