Routing

HiI'm setting up a VDSL/ADSL2+ DSLAM in test lab. I'm using a Cisco877 to test out the intial config. The 877 can connect and sync however it cant ping any devices on the DLSAM network .The CISCO877 is configured to use NAT and i think NAT is the iss...

Sir,Is there any command to find chassis serial no. for Cisco 7206VXR router ?regds,aman

Hi,    Although i teach CCNA and CCNP and i still dont understand the concept of HDLC...i know that Ethernet uses MAC addresses at layer 2, Frame Relay uses DLCI numbers at layer 2 ok great....Then what does HDLC use????Dosent HDLC has a layer 2 addr...

Hi,I have an Public IP pool 1.1.1.1/29. With a Firewall & a cisco 1900 router.          I need to establish a setup as :(public IP) Firewall -> (public IP) Router (Private IP) -> Switch (unmanaged) -> End users.My concern is to use INTERNET from Fire...

Hi,we have mgre setup which we are connecting to home offices from head office over DSL lines at home office side.everything working fine, the tunnel is up and running but the internet connection getting droped frequently, but to my surprise the vpn ...

We have a 881 router and it has 1 WAN port and 4 Fa ports. I want to know if it's possible to have 4 internet connections on that router to bond them . the  ISP's are on different subnets but the thing is that the router has only one WAN port and 4 L...

If i have a 50 Meg pipe for my wan and I have X amount of data that is tranmitted over the circuit a week, how do I calculate the amount of data that should be reserved for that traffic.  The traffic include voice.  I know we can use a LLQ.  I am cur...

Hi everyoneI got a problem while configuring a 2821 router with using PAT. I have differnet sub-interface in LAN side subnet. There is a host act as a server.I can access to this server from public network, or inside network with using same subnet as...

I am trying to get RIP Routing to advertise between 3 routers. I think my configuration ois correct but I am not sure. I am a beginner to the network world and have been checking out other threads but nothing seems to be helping. I am attaching my co...

Hi allIm looking at creating a dual hub DMVPN spoke to spoke design for resiliencyI see there are 2 options? single cloud and dual cloud?what is the difference and why would I use one over the other?does the dual cloud model have 2 tunnels on the spo...

                   Hello Everyone,Was wondering if someone could help me out, I have a Cisco C1700 doing nat/pat.  since there is only one physical interface on it I have two subinterfaces setup, one thats the inside and one that is the outside and i...

Today, my customer told me that he can't use his service about 5 minutes. I try to check the problem. I saw this logs continuously occur 5 minutes same as he said.3087820: Mar 3 11:51:20.429 bkk: %HA_EM-6-LOG: Mandatory.go_fabrich0.tcl: GOLD EEM TCL ...

Dear All, we are having problem on cisco 878. we have been try to everthing but not connet to vpn on our site. GRE INT seems up and connect to Router but we are doest get any accesss what we do about isseu please help us. you can see the conf doc. on...

Hi Team,I have been researching on emerging trends in networking and came across this interesting concept of WAN Virtualization. Refer to the URL below for details - http://www.networkworld.com/community/blog/wan-virtualization-next-generation-comple...