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Resolved! VLan IP on 2960 Switch and 1921 Router

Hello I know I should know this... I was wondering how this works. My 1921 GE 0/0 has a 10.0.0.68 IP address from the Internet. The GE 0/1 is assigned 192.168.0.1 with a DHCP Server vlan 1. My 2960 is connected to the GE 0/1 and have it set to be 192...

fbeye by • Level 4
  • 776 Views
  • 3 replies
  • 0 Helpful votes

Community list regex question

HiCan anyone help me with an expanded community list regex question please?I couldn't get the below to work. It just picked up nothing, although, on online regex checkers it works:^(649[0-9][0-9]):(.{1,5})$I did manage to get the following working th...

Resolved! converting routed port to L2

I have an ISR4451 router (running version 16.8.1) with an SM-X-ES3D-48-P card in it, which is a card version of the C3560E switch (running version 15.2(3)E1).  Several of the hosts on the switch are serving NTP traffic, which are 60-100 byte UDP pack...

joelm by • Level 1
  • 1478 Views
  • 4 replies
  • 0 Helpful votes

1GB Ethernet DIA

Greetings - I ordered 1GB Ethernet DIA for three different sites.  Each site was delivered with a fiber handoff, instead of an Ethernet handoff.  Now the carrier is wanting to charge extra for the media converter for each site.  Was I wrong to assume...

jini by • Level 1
  • 501 Views
  • 1 replies
  • 5 Helpful votes

Resolved! CISCO 2921 ROUTER WITH LOUD NOISE

I have a 2921 router which has suddenly started making a loud noise. I assume this is from the fans. The system LED light is also amber. Any ideas what might be causing this and ways to resolve?Thanks.

benojefua by • Level 1
  • 1894 Views
  • 5 replies
  • 0 Helpful votes

Cisco 2900 series routers, memory

Hello, I don't know if this is the right place to ask; but let's see.I have a Cisco 2911 router (and a 2951) and was wondering if adding memory would do any "good", as in higher performance?   Also what type of memory modules does it take/use are the...

roncro by • Level 3
  • 1656 Views
  • 6 replies
  • 0 Helpful votes

Forgot Password

Hello, I recently purchased a used cisco router model isr4221, and when I want to connect through the console port, it asks me for a username and password.Of course I don't have this info.Thank you in advance !

finding access points a client is associated with

Hello, I don't know if this is a routing question "per se",  but I am wondering if there is something like  the linux traceroute tool, to find a route through which a node "goes". However,  I would like to find what access point a lient is using if I...

roncro by • Level 3
  • 729 Views
  • 4 replies
  • 0 Helpful votes

Resolved! Do I use DHCP Server or Pool Manager

I have configured gig 0/0/0 to connect to my ISP with ip address dhcp and ip nat outside --- my Cisco isr4331 router accepts the dynamic ip address and connects.  Now --- I want to configure gig 0/0/1, gig 0/1/0 and gig 0/1/1 to automatically address...

lam32123 by • Level 1
  • 1606 Views
  • 10 replies
  • 0 Helpful votes

Unable to upload Core file WLC 5520

I am not sure how to upload the file if the WLC is the one that is not active but standby.I must reboot the WLC to get it to active. I have ben following this document.https://www.cisco.com/c/en/us/td/docs/wireless/controller/8-0/configuration-guide/

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