Routing

in most text books a classful network is defined as a setup where all networks have same subnet mask. but when configuring rip, the classful is described as a network using default subnet mask. Rip does not advertise subnet masks. It is said the rece...

http://www.cisco.com/en/US/tech/tk872/technologies_configuration_example09186a00800b49a5.shtmlwith reference to this link.They have given an example for automatic ipv4 compatible tunnel configuration. interface Tunnel0 no ip address no ip redirects i...

Hi ,i have have two broadband connections(PPPOE)(RJ45) for my office  and i want to know if there is a way i can Bundle them or load balance these lines on 1841router or any other router.please advise.

I have the following  question: how is distributed flows  in a port-channel default? For example if we have a  port_channel with 2 interfaces  1 Gb when a stream  with its  MAC address is what he always goes through the same link?  or one time the...

Hello All,So I configured my 2821 in my test lab and faced with the following issue:I have 5 PCs in my test lab.I can ping & pathping (tracert) any ip address/website from all PCs and router.I can access internet only on 1 PC, I get 404 error both on...

Greetings,     I am having an issue with a NAT configuration on a Cisco IOS router, see below for a simplified configuration example:ip nat pool Test-POOL 9.9.9.9 9.9.9.9 netmask 255.255.255.0ip nat inside source route-map Test-MAP pool Test-POOL ove...

Seem to have created an issue that ended up getting me locked out of ssh/telnet access and any inbound/outbound traffic on my router.I was configuring my router at home 850 miles away to open up the ports for my brother to use on XBL and now we have ...

Hi all,We have devices in different vlans that needs to talk on multicast. We have 2 devices per vlan . We can see only the 2 device, when we see in the same vlan and do not see other devices.6509crs1#sh ip mroute 239.195.1.2 coIP Multicast Statistic...

I've got a project I'm trying to use an l2tpv3 tunnel for. The tunnel seems to establish just fine, but it doesn't seem to do quite what I expected it to do. I'm trying to access vlans on a remote site that's connected via ATM. The remote side is con...

hi,is it possible to bind 6 public IPs to the ADSL interface from the CISCO 867 (one IP per VLAN), that every VLAN has his own public IP? So that i can NAT every Subnet/VLAN to the specific public IP.The PCs are connected on the 2960 and they'll spea...

Hello,I planned to create several VLANs and route them using our Cisco 3560G. I'm new to Cisco (sadly). When I were using the Cisco Network Assistant to manage the network, we only have one 3560g (24 port) and a couple of 2960G (8 ports). I changed t...

Dear All,I have an issue with PBR.I have one catalyst 3560 on which i created vlan 100 (server vlan svi 172.31.0.120).Other vlans are users vlans.Users need to access the servers in their vlans,but at the same timeactive directory servers replication...

I currently have  2610XM supporting a single T1.  Would like to add 3 more T1's and multilink them.  If I remember, the 2610 will only support a single T1 speed... is that correct?If so, which current router is recommended for 4 T1's.  This will be j...