Hi, I could see that the SP has a reduced MTU for ISR devices specifically for C1117 and Cisco4351 . Does any one know the reason behind it?
Forum Posts
We recently installed new ToR N9K switches replace our EOL Catalyst 4948s.Some of the clients on this device could not connect to the network post an OS upgrade & reboot of the clients. The N9K port shows up/up but could not see the client MAC. We mo...
Hi Folks, im just running into an existential question here, We are running iBGP to exchange some prefixes via prefix list, I havent had the time to study the design for years, now, there was a requirement to allow a couple of subnets, all good, b...
Hello All,I've an 1841 router with one nat inside interface and one outside interface. Till last week it was a standard internet access router with a static IP on the outside interface leading to the ISP.Now my customer (C) needs to access another ne...
We recently peered with a new ISP and I am seeing something very weird. According to theory this shouldn’t be working but wanted to check if anyone else has seen this. We receive a table of about 300,000 prefixes and have cut it down to about 32k plu...
I am configuring ISR router for voice traffic. Among other requirements, these are the requirements I need advise on :1. Create ACL on router outside interface and block inbound traffic from the internet My commands :ip access-list extended outside_a...
Is it possible to configure HSRP or some sort of fail over if you get a dynamic ip address with your two ISP's Using 2 4321 routers
Resolved! HSRP Standby Router dropping traffic
Hi,Can anyone help with issue below? I have two sites:Site A has an L3 Switch that is running BGP and OSPF. It has two routers: R1 is running BGP and R2 is running OSPF. Both routers are using HSRP, R1 being the active router.Site B has an L2 switch,...
Hi there, I am using an ASR1006 RP2 IOS-XE 16.06.02 as a BNG for years with free RADIUS for AAA, I have been always using alphanumeric usernames (ex:user1234) and things have been working normally.Recently we have acquired a group of users whose user...
Hello all. We currently deploy two Cisco 1941 routers in our environment. Both routers have separate public and private IP addresses on their respective interfaces. We currently have R1 with an IP of 10.0.0.1 on our 10.0.0.0 network, deployed with An...
Hi Everybody Can I assigne IP address to Lan port in this router ? IOS version.System image file is "flash:c800-universalk9-mz.SPA.153-3.M5.bin"ThanksZoltan
Hello guys ,I am lab up a topology of Hub and Spoke (Phase 1) Dynamic Multiprotocol Virtual Private NetworkI have used full-forms because page was not allowing to post shortcut keywords I advertised all the underlay address in AREA 0 , all (underl...
I am currently reading the ENCOR 350-401 Official Cert Guide. I am wondering what is the use case for adding a secondary IP to an interface?
I know this seems like a super beginner issue, but I'm not sure if my configuration is wrong or something.PC won't work w/ DHCP and whenever I ping the gateway 192.168.0.1 It fails.Same w/ pinging the laptop @ 192.168.0.100/24Am I doing something wro...
Hope someone can give me any idea or suggestion. I have to make a 80MB data connection (upstream 80mb and downstream 80mb) over end to end L2 transparent connectivity from A-End to B-End and for that i have chosen to make the L2TPV3 between the conne...
