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Questions about BGP

Hi Guys, i have many questions about some concepts at BGP 1- what the meaning of Autonomous Systems .... and i know the official definition of it but i still don`t understand exactly what it`s     and is AS related to physical location or not ...... ...

Port up/up but no mac-address on interface

Has anyone ever seen a network cable be the cause of a layer 2 issue when your interface on your switch is UP/UP, no input errors you have outgoing packets however no input packets from the server? From my experience when your you're interface is up/...

palmerr21 by • Level 1
  • 544 Views
  • 1 replies
  • 0 Helpful votes

Non-XL to XL supervisor upgrade

I'm planning a RSP720-3C-GE to RSP720-3CXL-GE upgrade for a 7606-S (dual sups), and I'm wondering what would happen if I plug a new XL RSP next to an existing non-XL - would it not power up at all?  would it power up and become the redundant RSP (eit...

Dual wan 1801

Hi, I try to set a dual wan system on a cisco 1801 with two adsl, one on the inside modem and one on a external modem connected with ethernet. My config work only with the line connect on the internal modem. Can you help me?

jangydb98 by • Level 1
  • 480 Views
  • 2 replies
  • 0 Helpful votes

iBGP do not ping from OUTSIDE

Hi there, The problem: i have my BGP AS, and i make ibgp peering between R1<->SW<->R2 and i am using  for this my BGP AS network segment. In general this is dual multihoming. R1 - my main router. R2 - backup. at my SW - there are my BGP AS which pres...

Load Balancing using two ISP

Hi all, I have the above topology for new project objective is as follows we have two vlans say Vlan 10: 10.232.22.0/24 and vlan 20: 10.232.23.0/24 Requirement is to route vlan 10 via ISPA and vlan 20 via ISP B In case ISPA fails VLAN 10 should go v...

Resolved! IP Header Max Length

The norm IP Header is 20 byte size (5*32=160 bit = 20 bytes)The max size is 60 byte(15*32=480 bit = 60 bytes)In which case we can have IP Header more than 20 bytes? for example maximum 60 bytes IP HEADER?Thank you in advance

867VAE-W-E-K9 router at home

Dear All,Am using 867VAE-W-E-K9 router at home for ADSL purpose and WiFi. But the Wifi singnal is very very low and i don't use any other device with wifi enabled. Is there any way that i can improve the signal strength?? Kindly share your knowledge....

Resolved! Packloss in upstream AS. How to resolve?

All, We have packetloss occuring from a internet source IP to our customers network. They are two ASes upstream from us, their immediate upstream provider. In these instances, is there anything we can do to resolve the issue for our customer? Its 5% ...

Show IP ospf events Bad pkt rcvd

Show IP ospf events  ABCD# show ip ospf event OSPF Router with ID (1.1.1.2) (Process ID 100) 1 May 20 21:35:31.495: Bad pkt rcvd: 172.19.122.8942 May 20 21:35:31.475: Bad pkt rcvd: 172.19.122.9043 May 20 21:35:31.351: Bad pkt rcvd: 172.19.122.9054 Ma...

Sudeb Das by • Level 1
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  • 2 replies
  • 0 Helpful votes

Using EIGRP/OSPF with DMVPN

Hi, I want to interconnect Headquarter and multiples site with DMVPN. It's OK for the configuration but here I should use a routing protocol. Basing on your experiences, what do you suggest to me to use EIGRP or OSPF ? (I will configure a direct Spok...

Resolved! Proactive Networks

Hi All,Recently I took some time to travel and I am settling back into a full time roll as a network manager, its been a number of years (approx 6) where I have been full time in networks. The company is a mid size ISP and the ISP is still growing an...

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