Routing

Dear all,these days I spent a lots of efforts to try to understand NAT. it takes me sometimes to understand the subtility bt 'ip nat inside source', 'ip nat outside source' and 'ip nat inside destination' etc..what i want to do further is to understa...

Hi guys,I have a router 1802 with a several vlans with IP 192.168.x.0/24 for each vlan (x, it meaning 1, 2, 3, 4, etc.).Now I need that an IP address outside from my network (this IP it is always the same) to be access to on particular machine that i...

I teach in a High School and we've got about a 300 node MS Windows Network.  Two MS2003 File Servers act as my DNS/WINS/DHCP servers. We have been using a WATCHGUARD FIREBOX III to act as the router/gateway between the outside external address and my...

I have built an MPLS core(2 x 7201, 2 x 7606), and I am trying to implement QoS matching on MPLS EXP.  I am using LLQ-priority for voice class-based guaranteed bandwidth for other traffic.  This works well on the 7201's, but I have discovered the 760...

Hi All,i am stuck into a problem with multicast issue. we have a router that connects to carrier router.Carrier router can see that multicast gorups but we can not see. carrier router is X-connect to our router.In our router i can see igmp request fo...

Hi Guys,My ISP has increased the speed on their link on my side I got a new cisco 887. I repaced 877 with Cisco 887 and copied all the configuration from Old cisco 877 to new Cisco 887 Router.Now My users can connect to the servers and which are in m...

I'm kinda wondering about a question I got asked on my CCENT exam.  In a new network setup consisting of a host connected to a switch connected to a router- a serial link then another switch at the far end with  a host/server is attached.  Why the fi...

Hi All,I've a home lab which consists of three 2610xm routers and I have configured two routers back to back with FR subinterfaces. The commands are used are;R1frame relay switchingint s0/0encap FRno shclock rate 64000frame-relay intf-type dceint s0/...

Dear Forum Members, please could you offer some assistance with an issue I have.We have had to replace a Cisco 877 with a Cisco 877VA (DSL & VDSL). Router connects using its DSL interface to the ISP and works ok, from the router if I ping 8.8.8.8 for...

Hi all,I have two wan connection from two different ISPs.I am confused how to configure name servers in this case.Thanks in advance.

Hello Colleagues,I set up a scenario for the GNS studies, I have problem when trying to close a sessionwith another BGP peer that is not directly connected to the Router. The protocol used toreach and Peer OSPF, Ja realized ping test between these ro...

Hi,I know Pim Dense should be the easiest thing to do but I am having a problem.My network is like this  3925 ring connected by G703 E1 and GigE ints2911 spurs connected to the ring also G703ip multicast-routing enabled on every routerip pim dense-mo...

I want to take my TSHOOT exam shortly.Can anyone recommend any cheap equipment I should use to practice on.Regardsp.s. I have 3 2600s, 2 L3 switches, and 2 L2 switches.

Does anyone have the info regarding the number of MAC Entries of Catalyst 3560X/3750X Platform?  I can find that number in 3560, 3750 ds but not in 3560x ds.Thanks!