Routing

What are the best practices to design an ISP network?

Hi,It will be very helpful, if somebody could provide me some docs or links with respect to the Best practices to consider for an Internet Service Provider(ISP) network.I feel there are many things to keep in mind while designing an ISP network they ...

Cisco887VAG-4G license problem

Hi, I recently got my hands on a CISCO887VAG-4G-GA-K9 router, but there seems to be a problem with the license it has. By default it should have an advipservices license, but this is what it's showing : yourname#sh verCisco IOS Software, C800 Softw...

Warranty and point of sale info on cisco devices

Hi Team, How can I find warranty duration and point of sale information of my cisco routers,switches and asa firewall . Thanks in advance. Rituporna Sarma

Home lab query

Hi, I hope this is the right place to post this question, if not please let me know. Basically I'm looking at doing a CCENT course and then move onto CCNA afterwards so i would like to set up a home lab to aid me with the learning process, but all ...

Resolved! High errors on multilink interface but no or very less errors on physical serial interfaces

I have 4 T1's & the 4 physical interfaces are showing negligible errors but the virtual multilink interface is showing high number of errors. No issues with reliability, Tx/ Rx load & no carrier transitions(on physical & virtual interface); only the ...

Advice Needed From L2TPV3 / Pseud Wire Expert

I have an L2TPV3 / Pseudo Wire link established from a Remote Site to my Headend. Connection between the 2 ASRs is over a Site-To-Site VPN Tunnel The Remote Site has 2 separate and distinct Networks Network 1 subnet 10.101.12.0/24 Network 2 subnet ...

CIsco ISR 4321 SSH issues

hi everyone, I have more than 50 cisco ISR 4321 with IOS isr4300-universalk9.03.14.00.S.155-1.S-std.SPA.bin and I have SSH issues with it. the rsa key doesnt work first and I have to reboot and resize it to zero and generate it again to work. and I'm...

the relationship between Jumboframe and mpls mtu.

I would like to know the relation between jumbo frame on catalyst switch and mpls mtu running mpls network.In generally, We configure the jumbo frame to process jumbo frame from CE in giga port on catalyst 6500.but the mpls mtu is configured like 15...

ISP wants Mac Address of ASA 5505 to assign a static IP. Which Address do I provide?

To assign a static IP to my firewall the ISP needs the mac address of my ASA 5505 firewall. Which mac address do I provide? The Vlan 2 interface mac or Eth0/0 interface mac address? I have attached my config. Thank you!

Resolved! Realibility drop and input error increase at Multilink Interface

Hi All Cisco and Network Expert,Need some advise on the current issue that I'm facing right now.The problem is that my customer observes input error,frame error and realibilty drop at only Multilink Interface. No error detected at the serial interfac...

IPsec tunnel with VTI

Good day, Below are the configurations I have on a Cisco 2900 series router, the tunnel connects to the Microsoft Azure VM. The type of config we have are also generated from the VM to match what they have on the tunnel. The issue we are having is t...

ISR4321 with DSL

Hello, Can someone please help to setup ISR4321 with DSL (NIM-VAB-A) for internet connection? I bought this router & DSL card for home use. Cisco CCP Ver. 2.8 doesn't recognize the NIM-VAB-A controller. Thanks, Reuven

Redistributing from BGP to EIGRP

I have a site with two MPLS CE routers cross connected to core switches. External routes learnt by BGP are re-distributed into EIGRP with the same default metric. The CE1 interface to CoreSwitch1 has delay 10 statement added and CE1 interface to Core...

Cisco Router 1841 can't boot

Hey. Guys my router 1841 have issue can't boot ios, so can you give me for the solution to fix it?

Cisco 1941 ge0/1 won't connect via switch but works when laptop connects

I have a brand new C1941 to replace old C1840. The strange thing is that ge0/0 works perfectly but ge0/1 doesn't want to go online when connected to any switch; it does wake up when I connect my laptop's gigabit ethernet directly to it. I've tried ...