FOUNDRY – MRP (Metro Ring Protocol)

Friday, January 16th, 2009

Using Foundry FastIron FLS-624 & FLS648 for a ring setup in the core. ! vlan 666 name peer-customer-01 by port tagged ethe 0/1/21 ethe 0/1/24 no spanning-tree metro-ring 2 ring-interfaces  ethernet 0/1/24  ethernet 0/1/21 enable name Peering_Ring ! vlan 860 name mgmnt_VLAN by port tagged ethe 0/1/1 ethe 0/1/21 ethe 0/1/24 no spanning-tree metro-ring 1 [...]

JUNOS – Date & Time setup using NTP

Monday, January 12th, 2009

- JUNOS 9.3 R2.8 – Juniper M7i – set system time-zone Europe/Berlin set date 200901301122 or if ntp servers are set set date ntp set system ntp server 192.168.23.1 prefer set system ntp server 192.20.1.22 set system ntp server 192.20.30.33 For time synchronize at boot : set system ntp boot-server 10.20.30.1 If you don´t set [...]

IOS – Authentication using TACACS+

Monday, January 12th, 2009

For a simple TACACS+ daemon config –> simple TACACS+ config ! aaa new-model ! ! aaa authentication fail-message ^C –> local authentication failed ! <– ^C ! ! Set the prompt that will show up if the TACACS+ service is unavailable aaa authentication password-prompt “Enter local password: ” aaa authentication username-prompt “Enter local username: ” [...]

A simple TACACS+ config

Sunday, January 11th, 2009

tacacs.conf : #default authentication = file /etc/passwd #default authorization = permit accounting file = /var/log/tac-plus/account key = secretkey user = DEFAULT { default service = deny } user = username1 { login = des shc36DGgs73ab name = “Full Name” service = shell { } service = exec { priv-lvl = 15 } } user = [...]

JUNOS – Protecting the routing engine

Sunday, January 11th, 2009

- JUNOS 9.3 R2.8 – Juniper M7i – RE-850 – To protect the RE you only allow that sort of traffic that the router needs to function properly, by building a firewall filter that applies on the loopback interface.You should also limit the amount of traffic that’s reaching the routing engine. set policy-options prefix-list mgmnt-access [...]