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Basic Netscreen / Juniper Commands

Below is compiled list of common commands used in support of the Juniper routers. Some of the commands are usable in both 5GT and SSG5, while other commands may vary between the device models. Behind each command will show what model routers the commands may be used in, and if usable in only one of ...

VPN Spoke Config with GRE Tunnel and Loopback Interface

** Spoke site VPN configuration with GRE Tunnel & Loopback Interface**(change the portions listed in bold to match desired customer configuration)crypto isakmp policy 1encr 3des authentication pre-sharegroup 2lifetime 28800crypto isakmp key GoR3mot3&Rit3AiD! (shared key) address 65.165.98.165 (headend IP)crypto isakmp keepalive 180!crypto ipsec transform-set RiteAid (transform set name) esp-3des esp-sha-hmac !crypto map ETH1 1 ipsec-isakmp set ...

VPN Hub config with GRE Tunnel and Loopback Interface

** Hub site VPN configuration with GRE Tunnel & Loopback Interface**** This config is built out for 4 spoke locations **(change the portions listed in bold to match desired customer configuration)crypto isakmp policy 1encr 3desauthentication pre-sharegroup 2crypto isakmp key GoR3mot3&NHS!(shared key) address 0.0.0.0 0.0.0.0 (for dynamic spokes IP should be all zeros)crypto isakmp keepalive 180!crypto ...

How To Set The Clock In A Cisco

clock set hh:mm:ss <1-31> MONTH <1993-2035>Actual commandclock set 08:38:00 5 Dec 2005wr mem

Defaulting a Cisco without the “enable” password (Cisco 1700 Series)

***This has been tested on the 1700 Series only at this time***If a Cisco has an enable password that is unknown you can default the cisco by interrupting the boot process if the break command is enabled. To get into ROMMON mode, hit: “ctrl-break”. First you need to be connected by console portRestart the cisco ...

Restoring a Cisco 831 from ROMMON

Restoring a Cisco 831 from ROMMON
This process can be used when a Cisco 831 keeps booting up into ROMMON mode.Here is an example:The router cannot boot up because the image file has become corrupted. Notice the errrors on the lines that are highlighted.The first step to fix this problem is to set up your PC as a TFTP server. Start ...

Cisco Bypass Startup config (Do not use on live routers)

Cisco Bypass Startup config (Do not use on live routers)
If you need to restore a router so you can reuse it again but you do not have the enable secret password, follow these steps to wipe the routers config. Step by step guide 1) plug a console cable into the router from your serial port on your computer. Set your terminal program (hyper terminal, ...

Cisco IP Proxy-ARP Problem

This occurs when the Cisco proxies ARP based on devices connected on its interfaces. In other words, if the Cisco detects an ARP request device on the LAN, it will proxy (act on behalf of) for that device and will forward numerous ARP requests on all its interfaces.This may cause issues with some ISP’s related ...

Cisco DHCP Sites – Changing DHCP Server IP Address

As a reminder to all: There is a known issue with Cisco’s that are installed at site’s that have DHCP ISP service. This is not just particular to EZ Corp, it is with all of our Cisco sites. The symptoms are that when you run sh ip int b, you see that the Dialer 1 ...

Debugging Dial Modem on Cisco 831

Run these commands: Code: debug dialer debug chat debug modem debug ppp negotiation term mon If possible, create an access list to a host and route that host to the dialer interface. Therefore, when you send a ping to that host, it establishes a dial connection. Code: access-list 101 permit icmp any host 4.2.2.2 ip ...