Templates Tagged "ios"

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Cisco IOS - Create VLAN

February 16, 2012Create a VLAN and it's L3 interface on Cisco IOS.
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Configure RTR/SLA Ping in IOS

February 22, 2012This configures and schedules the pinging of a destination ip address. I tend to define "site codes" which is generally the third octet of a given site's /24 address space. For example: Beijing, China = 192.168.56.0/24 , site code is "56" rtr 56 type echo protocol ipIcmpEcho 192.168.56.1 frequency 300 rtr schedule 56 life forever start-time now Once this is ...
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Get IOS version via snmp

February 16, 2012The following allows you to grab the IOS version of a list of cisco devices.
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Configure SNMP RO/RW Community Strings Cisco IOS

February 16, 2012A simple template to configure snmp community strings for read-only and read-write access according to access-lists
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Configure tacacs in Cisco IOS

February 16, 2012Simple template to configure tacacs on a given IOS piece of gear. A "network" entry should be added to your CiscoACS configuration for the ip address of %[tacacs_source_interface]%.
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Configure DHCP Snooping on Cisco IOS

February 16, 2012DHCP snooping allows you to create a white-list of interfaces for which trusted dhcp servers are connected. All dhcp specific traffic which passes through "untrusted" interfaces will be dropped. This helps guard against rogue dhcp servers.
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Cisco IOS Secure NTP Configuration

July 8, 2012Synchronize Cisco IOS device clock with trusted and authenticated NTP servers. The must be the same on both the router and the NTP servers. NOTE: Only the peer and serve-only ACL's are set here, you may wish to change to query-only or serve. - peer, Allows time requests and NTP control queries and allows the system to ...
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Cisco IOS Basics

July 9, 2012IPv4 only, no IPv6 options, see other template. Uses case insensitive local AAA only with enable secret and a local user. SSH and line timeouts are set to 15 minutes for PCI-DSS compliance requirement. FTP crashdump destination configured, remove if you don't want it. Bear in mind this disables the AUX port on routers, it isn't there on most switches, ...
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A Few Easy Steps: Cisco IOS, Setup DNS Resolution Template

January 23, 2013Transcribed [http://www.staticnat.com/WP/2012/12/17/a-few-easy-steps-cisco-ios-setup-dns-resolution/] into hatch
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DMVPN Hub and Spoke configuration

July 15, 2013Basic configuration of dmvpn on cisco IOS using pre-shared keys
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Cisco IOS Basic Zone-based firewall

March 11, 2014Basic Zone-based firewall which inspects dns, smtp, pop3, http, https, ntp, ftp and icmp. Enter inside interface (for example vlan1 or gig0/0) and outside interface (for example fa4 or gig0/1)
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Basic PBR Configuration

May 5, 2014Very basic/simple pbr implementation.
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PBR With IP SLA

May 5, 2014Policy based routing configuration example using ip sla to verify next hop reachability
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Cisco IOS Router Template

July 18, 2014Basic IOS router template with EIGRP. OSPF/ISIS/iBGP/eBGP to be added later.
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Cisco IOS Switch Template

July 18, 2014Generic Cisco IOS switch template, should work on all switches with 12.x/15.x
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Team CYMRU Secure IOS Template

August 14, 2014Refer to the following location: https://www.cymru.com/Documents/secure-ios-template.html Still undergoing edit'ing to create all of the template variables.
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Cisco IOS PPPoE Client

August 14, 2014Super basic PPPoE client configuration for Cisco IOS routers.
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Cisco IOS IPSec VPN, L2L plus EasyVPN

August 28, 2014L2L plus EasyVPN at the same time.
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Cisco IOS IPSec VPN, L2L plus EasyVPN

August 28, 2014L2L plus EasyVPN at the same time.
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[Cisco IOS] Use TCL Ping Scripts on Cisco Routers for Reachability Testing

March 24, 2015One common problem in networking is the lack of complete IP reachability to various segments of our network. Sometimes it can be difficult to dedicate enough time to properly verify that reachability exists between all relevant segments. In order to solve this problem two very useful features can be implemented, TCL scripting on the Cisco routers and macro scripting on ...
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[cisco iOS] Use Macro Ping Scripts for Reachability Testing

March 9, 2015For macro scripting on the Catalyst switches, we can take the same list of IP addresses used before and prefix them with the commands “do ping”. The resulting list in notepad should look like this.....