It may simple, but I'm stucked with a little trouble:I got a 1900 Cisco Router, with two subinterfaces, 0/0.15 it's the WAN and the other 0/0.11 the LAN interfaces.I setup a NAT to permit all network access internet via the WAN interface, the way I m...
Forum Posts
Resolved! NAT Problem from internal network
Hello, We have a router NATing a number of public IPs to internal Private IPs. It works fine when connecting from Outside the network. But fails when trying to connect from a different VLAN behind the same router on our internal network. E.G. This is...
I want to hook up my lab to my school's network, unfortunately, every device directly connected needs to authenticate with 801.x. I'm not sure how to do this. How do I enter my credentials on my router? The goal is for me to be able to obtain inter...
Ive attempted to upgrade my 2901 from 15.1(4)M4 to IOS version 15.4.3M8 but when I do so routes from my MPLS PE router do not make it into my routing table They show in my ospf database but for some reason are not populating my routing table. Below ...
I have a network of about 20 switches and I seem to plagued by Outdiscards on a number of ports. Most of the ports have IP cameras connected to them. What are some reasons these discards would show up?
I have a couple of WS-4500X-32 switches at the core of my data center. They are each capable of switching 800Gbps and forwarding 250Mpps, according to the data sheet. How do I determine the actual load on my switch relative to those numbers? Obvi...
Resolved! MPLS support, and ATM nowadays
Hello, I would have some basics questions. I know MPLS is considered as a 2.5 OSI layer protocol. So, what layer 2 and layer 1 protocols it generally use ? Also, is is true that nowadays ATM is considered obsolete ? If yes, what protocols or new ...
Hi I'm having 1841 Router, its configuration is not getting safed. If I reboot the router all my running-config is like default. But when I check my sh startup all the configuration which I did is displayed. Checked the config-registery too and it...
I am trying to setup NTP on a 2921 router to get time from various NIST time sources via URL instead IP address. However, I cannot seem to get DNS initialized on this router receiving the error message DNSIX: Dnsix is not enabled from the show dns c...
Hi, We have a client that has two data centers (A and B), and there are our routers in their DCs. A is a primary and B is a secondary but after a month, B will be a primary and A will be a secondary. As that happens, I will make the routes going t...
Hi, I am having a requirement of restricting multiple vendors in same zone (same subnet) from communicating with each other. How can we segregate them at firewall level. I have heard about PVLAN concept which can be implemented at Switch level. Is ...
Hello , i need to configure BVI interface on ISR 4321 router , Could any one share the configuration steps or Document with me ... regards ,
Hi All Looking for help I am trying to configure one Voice gateway PRI E1 link with following details and getting error when trying to run the following command Router(config)#controller E1 0/1/0Router(config-controller)#pri-group timeslots 1-31...
Resolved! Cisco887VA-K9 Power Supplies
Hi, Can anyone tell me whether the 887VA-K9 comes with a 230VAC/48VDC (1.67A) mains PSU and a 12VDC (5A) PoE PSU?
Hello, We are working on creating a S2S VPN with multiple overlapping subnets. We have 10.55.0.0/16 & 10.60.0.0 as overlapping subnets. We are configuring twice NAT which will translate source as well as destination IP Addresses. The other end ...
