Cisco

Simple NAT Configuration for Cisco Router

June 12, 2017 Jordansphere Cisco

The following configuration is for a NAT router which plugs into an Ethernet circuit. The router is set to 192.168.1.1 and running DHCP hostname CustomerA ip dhcp pool LOCAL    network 192.168.1.0 255.255.255.0    default-router 192.168.1.1    dns-server 8.8.8.8 ! interface GigabitEthernet0/0  description WAN   ip nat outside  ip address 213.42.180.166 255.255.255.254  duplex auto  speed auto interface […]

More

Finding IP Address of Device Using Cisco Switch and Router

May 18, 2017 Jordansphere Cisco

Scenario: I had a Raritan PDU that was plugged into a Cisco 2960 switch which in-turn was connected to a Cisco 6506 router. The PDU did not display the IP address and I could see it was plugged into port 24 on the switch.   To find out the IP address   Log into the […]

More

cisco router, cisco switch, find, Locate, mac address,

Telnet Using Source IP Address On a Cisco

January 14, 2016 Jordansphere Cisco

I ran into a spot of bother trying to get to a remote router due to incorrect access list.  To save me a long drive I came across the following command so I could telnet using the source IP address rather than just the interface. # telnet {ip} /source-interface {interface} /route:{sourceIP} eg # telnet 192.168.61.152 […]

More

Copying a File to Flash on a Cisco Router Using SCP

January 11, 2016 Jordansphere Cisco

In this scenario I had a router with the same config as a live router . I wanted to configure everything correctly for the customer so they could just replace the current router. To get everything ready I would have to install a license key on the router. As the router could not connect to the […]

More

scp cisco mac osx,

Intermittent iSCSI Connections to Dell MD3200i

September 4, 2014 Jordansphere Cisco

Setup: 2 ESXI 5.0 hosts, connecting to a Dell MD3200i SAN via stacked Cisco switches. The setup has 3 LUNS. Problem: The small, private cloud with a webserver and backend DB server (amongst a few other servers ) became inaccessible from the outside world via HTTP/SSH etc. Upon inspection it appeared that the iSCSI storage was flapping. vCenter […]

More

Show Sync Speeds on Ciscos

July 17, 2014 Jordansphere Cisco

Cisco 1841 :  # sh dsl int atm0/0  Cisco 1941: # sh controllers vdsl 0/0

More

sync attenuation SNR Cisco,

Adding a Secondary WAN Subnet to Sonicwall and a Cisco

November 22, 2013 Jordansphere Cisco

Example: Current WAN IP range:   100.100.100.0/24 Sonicwall WAN IP:           100.100.100.100 Cisco Router:                   100.100.100.1 New WAN IP range:        101.101.101.0/27 You can add a static ARP entry on the Sonicwall but there is an easier method. Simply set a […]

More

sonicwall cisco secondary wan isp,

Traffic Shaping on Cisco using rate-limit

June 28, 2013 Jordansphere Cisco

Here are the rate limit commands in action :  rate-limit {direction} {shaped} {normal burst} {extended burst} conform-action {option} {option} direction = input or output shaped = Speed you want to traffic shape in bits normal burst = (shaped / 8) * 1.5  extended burst = (normal burst * 2)    Example: Cap a connection at 20mbps […]

More

Powered by WordPress. Designed by elogi.